EP1106840B1 - Hydraulische Schaltungsvorrichtung - Google Patents
Hydraulische Schaltungsvorrichtung Download PDFInfo
- Publication number
- EP1106840B1 EP1106840B1 EP00126948A EP00126948A EP1106840B1 EP 1106840 B1 EP1106840 B1 EP 1106840B1 EP 00126948 A EP00126948 A EP 00126948A EP 00126948 A EP00126948 A EP 00126948A EP 1106840 B1 EP1106840 B1 EP 1106840B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drive unit
- drive
- switching arrangement
- force
- piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30505—Non-return valves, i.e. check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30505—Non-return valves, i.e. check valves
- F15B2211/30515—Load holding valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3052—Shuttle valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/46—Control of flow in the return line, i.e. meter-out control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5157—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a return line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
- F15B2211/7128—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in parallel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/76—Control of force or torque of the output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/78—Control of multiple output members
Definitions
- the invention relates to a hydraulic circuit device according to the Preamble of claim 1.
- EP 0 656 274 B1 discloses a circuit that, when two drivable Selector switches, namely on the one hand a switch for the pump rotation direction and on the other hand, an electromotively movable control valve, four Outputs U1 to U4 can act in different ways with pressure medium. Due to the symmetry of the arrangement, however, only such different Circuit states of the outputs establish that at a pressurization For a first output only one choice for the admission the other outputs with pressure medium remains. If about one there With U1 designated output is pressurized (see Fig. 1), it remains only the option that the output line U3 also pressurized or that this line is depressurized. The outputs U2 and U4 are in any case depressurized.
- a folding roof unit for a vehicle with a Frame known, said unit comprising a folding top that between a closed state in which the folding roof of the frame covers the vehicle, and an open position is movable.
- the folding top unit has a hydraulic control device for the top, which is a hydraulic Circuit device comprises in an embodiment in which two movable drive units are provided, in a first and an opposite direction of movement can be moved. These are via two leads with Applied pressure medium, which have to select the pressure medium selector.
- valve members are connected to each other so that when resulting Force introduction to the first drive unit, a power release of the second drive unit and with force on the first drive unit in the opposite direction one Force transmission to the second drive unit in the functional sense without a power release he follows.
- the circuit complexity is simplified, but still requires a not insignificant design effort.
- From DE-A-36 29 471 is a hydraulic control device with a first Working group of load-pressure-sensing directional control valves and a second control circuit known in which the distribution of fluid flows from a pump to both working groups is controlled by a throttle operated as a pressure regulator.
- a throttle operated as a pressure regulator there is the throttle valve in a connection from the pump connection to the continuation connection, connected to one behind the other one of the two working groups, whose Flow resistance in neutral position of the control circuits keeps the throttle valve open.
- a primarily supplied working group with load-pressure-sensing directional valves in a type of closed circuit can be so with a subordinate combined working group, which should lead to low energy losses.
- the hydraulic circuit device to further simplify and additionally electrically controllable selector switch to avoid.
- the hydraulic circuit device is characterized characterized by the features specified in claim 1.
- the features specified in claim 1 With regard to further advantageous Embodiments refer to the claims 2 to 7.
- a first Drive unit for example a hydraulic cylinder or a pair of hydraulic cylinders, in a sense of motion, here in the opposite sense, be acted upon, in which case for the second drive unit, for example a further hydraulic cylinder, the three choices of applying in the sense of function, in the opposite direction or a power release remain.
- a particular simplification arises when, for example, in a hydraulic cylinder at simultaneous pressurization of both the piston rod side and the piston-side connecting line a resulting force in the sense of a Extension of the piston rod takes place because of the piston rod side cross section smaller than the piston bottom side is.
- function sense Retraction of the piston
- antidote antidote
- the circuit device is used in a convertible vehicle, in the case of the roof is closed, the roof on the stern side final Clamping both in the opening direction and in the closing direction acted upon must be able to on the one hand in the opening phase, the opening of a To allow top compartment lid and on the other hand in the closing phase after Closing the top compartment lid can be placed on this. Furthermore the clamp must be depressurized during the opening phase of the Top. Overall, therefore, three circuit states of the second drive unit in a circuit state of the first drive unit required, whereas during the switching of the first drive unit in the sense of opening the hood The clamping yoke drive is to be kept depressurized in any case.
- a first embodiment is the inventive Circuit device 1 within a circuit 7 for interconnection used two drive units 2.3, wherein the drive unit 2, for example for opening and closing a convertible top 4 and the drive unit 2 for Opening and closing, namely upward and downward pivoting, of a rearward Clamp, with the top 4 in the closed state on a top compartment lid 5 strained rests, is provided.
- a third drive unit 6 for the On and Zunellung a top compartment lid 5 is according to the first embodiment conventionally provided in the circuit and not immediately influenced by the circuit device 1.
- the circuit 7 comprises a reservoir 9 of hydraulic fluid and a pumping unit 10, which is drivable via a motor drive 11.
- the pumping unit 10 comprises one or more pumps, which are each operated in a conveying direction. It Different pumps can be considered.
- the funded by the pumping unit 10 Druchsch pressurized a pressure medium line 12, which directly with a Auf Kunststofftechnisch 13 of the first drive unit 2 is connected.
- the pressure line 12 is over a associated pressure relief valve 28 opposite the reservoir 9 separately.
- three externally controllable selector 14,15,16 - for each drive unit 2,3,6 exactly one - provided, which in the present case designed as a 3/2-way valves are. These are on the output side each with a drive unit 2,3,6 facing Control line 18,19,20 connected and allow their connection to Pressure medium line 12 and to a return line 17.
- the control line 18 and a Branch of the branching control line 19 form inputs 22a and 22b of a And valve member 22, the output side 22c with a feed line 23 for the second drive unit 3 is connected.
- Parallel to the and-valve member 22 is a Or valve member 25 connected, via which the control line 18 and the aforementioned branch the control line 19 as inputs 25a, 25b on the output side 25c with a feed line 26 of the first drive unit 2 are connected.
- the line 19 is over her another branch directly connected to the Auf Kunststofftechnisch 24 for the second drive unit 3.
- Their feed line 23 is connected via a check valve 27 with the return line 17 connected.
- the third drive unit has a Text Kunststoffmaschinen 30, which with the from 3/2-way valve coming control line 20 is connected, as well as a Zu Kunststofftechnisch 31, which communicates directly with the pressure line 12.
- circuit device 1 within a circuit device 7 for a convertible vehicle is just one example application for a circuit device 1 according to the invention.
- the drive units 2, 3, 6 are each as individual or pairs of hydraulic cylinders 32 provided, the piston rod side acting on line 13,24,31 and a piston bottom-side acting line 26,23 and 30 have.
- the drive organs 32 may not be arranged in pairs, but under certain circumstances is sufficient as a drive unit, a single drive element.
- a changeover of the valve 16 is additionally made, whereby the Control line 20 of the top compartment lid drive 6 is pressurized - and here also whose Advice Kunststoff 30.
- the top compartment lid 5 still opens by the pressurization opened clamp 8.
- valves 14 and 15 are each switched to return, so that the output-side control lines 18 and 19 are depressurized.
- This is the Entrance sides 22a, 22b and 25a, 25b of the Andglieds 22 and the OR member 25th depressurized, thus also their output lines 22c and 25c, hence the control lines 26 and 23 of the top drive unit 2 and clamping bracket drive unit 3.
- Die Hood drive unit 2 the Auf Kunststofftechnisch 13 directly to the pressure line 12 is connected, is thereby moved functionally, the piston 33 so retracted.
- the top 4 opens thereby.
- the clamping bracket drive unit 3 is during this Operation completely depressurized.
- the pump unit 10 After closing the top compartment lid 5, the pump unit 10 out of service be set so that the pressure line 12 is spent in the pressureless position and the top compartment lid 5, for example via a latched lock in his is held above the top 3 lying position. Since this position is open Roof is a permanent position, it makes sense for energetic reasons, the Completing the pressurization of Fig. 7 completely off. It is also possible, to maintain the circuit of FIG. 6, so permanently the top compartment lid 8 act in the direction of closing and the top 4 via its drive unit 2 to act in the opening direction.
- the clamping bracket 8 To close the top compartment lid 5 with the top 4 closed again can, first the clamping bracket 8 must be swung up. For this purpose is as shown in FIG. 10, the valve 15 is turned on, the valve 14 is switched to return. This is due to both inputs 22b and 25b of the Andglieds 22 and des Or member 25 pressure on, while the opposite, acted upon by the line 18 Inputs 22a and 25a are depressurized. Only the output line 25c of the Orgliedes is pressurized so that with respect to the drive unit 2 for the top 4 both the Auf Kunststofftechnisch 13 and the control line 26 pressurized remain and in total the drive unit 2 in the opposite direction G, ie in Piston extension direction, remains energized.
- the top compartment lid 5 is closed under the clamping bracket 8.
- the valve 16 to return switched so that the Auf Kunststofftechnisch 30 of the drive unit 6 is depressurized and the control line 31 remains pressurized, the top compartment lid 5 so closes.
- the drive unit. 2 for the top 4 in the opposite direction to apply G to close the top 4 while the clamping bracket drive 3 either in the opening direction F (Fig. 2) or to depressurize (Fig. 9) or to actuate it in the opposite direction G (Fig. 12).
- the clamping bracket drive 3 either in the opening direction F (Fig. 2) or to depressurize (Fig. 9) or to actuate it in the opposite direction G (Fig. 12).
- the drive units 2, 3 and 6 are complete over two logical and 141,142 and two logical OR members 143,144, each formed as controllable by the pressure medium itself valves, with each other connected.
- the clamping bracket 8 is lowered, including the selector 14th is switched through.
- the control line 18 is pressurized with it, as well the left input of the OR gate 143 and the AND gate 142. Since its right input is also pressurized via the control line 19, which is with his Output line connected control line 23 for the clamping bracket 8 pressurized, so that the piston 33 extend again and the clamping bracket 8 lowered becomes.
- Both input lines of the OR element 143 are pressurized, as well therefore its output side, which at the same time branches off to an input of the element 141, which is pressurized with it.
- the other input is via the control line 20 also pressurized, so that both the Auf Kunststofftechnisch 13 and the Control line 26 are pressurized.
- the top 4 is thus in the still closed Position held.
- the top compartment lid 5 is closed. This is different than in the first embodiment of the selector 16 is switched to reflux, so that the Control line 20, thus the Auf Kunststofftechnisch 30, is depressurized.
- the control line 18 is pressurized medium, thus the left input of the OR element 143. This is also due to the output Pressure on, thus also at the left entrance of the Oderglieds 144. This switches the Pressurization continues on the control line 31. The pistons retract, the Top compartment is closed.
- Hood 4 reaches when the selector switches 14,15,16 all switched to reverse are.
- the top compartment lid 5 is first opened, For this purpose, the Auf Kunststofftechnisch 30 via the on-circuit of the selector switch 16 below Put pressure. At the same time connected to the control line 20 Auf Kunststofftechnisch 13 of the convertible top drive 2 pressurized, so that the top 4 in his remains open position.
- the selector switch 14 is switched to passage, so that the Control line 18, the left-side input of the OR gate 143, thus also its Output, pressurized and both inputs of the Andglieds 141 pressurized become.
- its output line is pressurized directly with the control line 26 is connected to the hood. Due to the different Cross sections of the piston bottom side and piston rod side surfaces is therefore when pressurizing both the Auf Kunststofftechnisch 13 and the control line 26, the top 4 is closed.
- the clamping bracket 8 is opened, this is next to the selector switch 16 and the selector switch 15 is switched to passage, so that the Auf Kunststofftechnisch 24 is pressurized.
- the selector switch 14 is in reverse switched, so that only one side of the Andglieds 142 is pressurized, thus the with the control line 23 connected output of this Andglieds remains depressurized.
- the feed line 26 of the convertible top drive 2 thereby remains under pressure that now the right-side entrance of the OR member 143 is pressurized, whose output line therefore remains pressurized and thus both inputs of the member 141 remain under pressure.
- the top compartment lid 5 is closed.
- the selector switch 16 switched to return.
- the OR member 144 is pressurized to an input line, thus remains Output line directly to the control line 31 for the top compartment lid drive 6 is connected, pressurized.
- the clamping bracket 8 is lowered.
- the selector 14 and the selector 15 is switched to passage.
- the member 142 is over pressurized both inputs, thus also the control line 23, so that at at the same time acted on Auf Kunststofftechnisch 24 a total extension of the piston 33 is reached, the clamping bracket 8 is pivoted downward.
- the clamping bracket drive 3 either in the opening direction F or in the opposite direction G is actuated or can be kept depressurized.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Description
- Fig. 1
- eine erfindungsgemäße Schaltungsvorrichtung in einer Schaltung, die eine Antriebseinheit für eine Verdeckbewegung sowie eine Antriebseinheit für einen das Verdeck heckseitig abschließenden Spannbügel miteinander verschaltet und die zusätzlich über einen herkömmlichen Wählschalter eine Antriebseinheit für einen in geschlossenem Zustand des Verdecks unterhalb des Spannbügels liegenden Verdeckkastendeckel umfaßt, in geschlossener Stellung des Verdecks,
- Fig. 2
- die Schaltung nach Fig. 1 in Öffnungsstellung des Spannbügels,
- Fig. 3
- die Schaltung nach Fig. 2 in Öffnungsstellung des Spannbügels und des Verdeckkastendeckels,
- Fig. 4
- die Schaltung nach Fig. 3 in Öffnungsstellung des Verdeckkastendeckels und in Schließstellung des Spannbügels,
- Fig. 5
- die Schaltung nach Fig. 4 in Öffnungsstellung des Verdecks bei drucklos geschaltetem Spannbügelantrieb,
- Fig. 6
- die Schaltung nach Fig. 5 bei geöffnetem Verdeck in Schließstellung des Verdeckkastendeckels,
- Fig. 7
- die Schaltung nach Fig. 6 in Ruhestellung bei geöffnetem Verdeck und geschlossenem Verdeckkastendeckel,
- Fig. 8
- die Schaltung nach Fig. 7 in Öffnungsstellung des Verdeckkastendeckels,
- Fig. 9
- die Schaltung nach Fig. 8 in Schließstellung des Verdecks,
- Fig. 10
- die Schaltung nach Fig. 9 während des Hochschwenkens des Spannbügels,
- Fig. 11
- die Schaltung nach Fig. 10 in Schließstellung des Verdeckkastendeckels,
- Fig. 12
- die Schaltung nach Fig. 11 bei geschlossenem Dach, geschlossenem Verdeckkastendeckel in Schließstellung des Spannbügels,
- Fig. 13
- eine Cabriolet-Fahrzeug mit einem aufklappbaren Verdeck, einem hinteren Spannbügel und einem Verdeckkastendeckel in schematisierter Seitenansicht,
- Fig. 14
- eine ähnliche Ansicht wie Fig. 13 mit schematisch dargestellten Öffnungsbahnen von Verdeck, Spannbügel und Verdeckkastendeckel,
- Fig. 15
- eine alternative erfindungsgemäße Schaltungsvorrichtung in Zusammenschaltung von drei Antriebseinheiten.
Claims (7)
- Hydraulische Schaltungsvorrichtung (1;101) zum Einsatz in einer Schaltung (7;107), die zumindest zwei jeweils in einer ersten, funktionssinnigen, oder in einer zu dieser gegensinnigen Bewegungsrichtung bewegliche Antriebseinheiten (2;3) umfaßt, die jeweils über zumindest zwei Anschlußleitungen (13,26; 24,31) mit Druckmittel beaufschlagbar sind, wobei zur Steuerung der Druckmittelbeaufschlagung extern ansteuerbare Wählschalter (14;15;16) vorgesehen sind und wobei für jede Antriebseinheit (2;3;6) genau ein steuerbarer Wählschalter (14;15;16) vorgesehen ist und zumindest zwei Antriebseinheiten (2;3) über logische Und- und/oder Oder-Ventilglieder (22,25;141,142,143, 144) derart miteinander verbunden sind, daß zumindest bei resultierender Krafteinleitung auf die erste Antriebseinheit (2) im Funktionssinn (F) eine Kraftfreischaltung der zweiten Antriebseinheit (3) und bei Krafteinleitung auf die erste Antriebseinheit (2) im Gegensinn (G) eine Krafteinleitung auf die zweite Antriebseinheit (3) im Funktionssinn (F), im Gegensinn (G) oder eine Kraftfreischaltung ermöglicht ist, dadurch gekennzeichnet, daß zumindest eine Anschlußleitung (13;31) zumindest einer Antriebseinheit in allen Schaltstellungen der Wählschalter (14,15,16) mit Druckmittel beaufschlagbar ist und wobei eine erste Steuerleitung (18) einer ersten Antriebseinheit (2) über ein Undglied (22) und ein parallel geschlatetes Oderglied (25) mit einer zweiten Anschlußleitung (19) einer zweiten Antriebseinheit (3) verbunden ist.
- Hydraulische Schaltungsvorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß bei Beaufschlagung einer Antriebseinheit (2;3;6) mit Druckmittel durch beide Anschlußleitungen (13,26;24,23;31,30) eine resultierende Krafteinleitung im Funktionssinn (F) bzw. im Gegensinn (G) bewirkt ist.
- Schaltungsvorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß die Antriebseinheiten (2;3;6) Hydraulikzylinder (32) umfassen, die kolbenstangenseitig und kolbenbodenseitig unterschiedliche wirksame Querschnitte (34;35) eines beweglichen Kolbens (33) aufweisen.
- Schaltungsvorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Schaltung (7;107) zwei Antriebseinheiten (2;3) für eine Bewegung eines Verdecks (4) eines Cabriolet-Fahrzeugs sowie eine Bewegung eines Spannbügels (8) des Verdecks (4) umfaßt.
- Schaltungsvorrichtung nach Anspruch 4, dadurch gekennzeichnet, daß diese zusätzlich eine Antriebseinheit (6) für einen Verdeckkastendeckel (5) eines Cabriolet-Fahrzeugs umfaßt.
- Schaltungsvorrichtung nach Anspruch 5 für zwei Antriebseinheiten, dadurch gekennzeichnet, daß die Schaltungsvorrichtung (1) genau ein Und- (22) und ein Oderglied (25) umfaßt.
- Schaltungsvorrichtung nach einem der Ansprüche 1 bis 6 für drei Antriebseinheiten, dadurch gekennzeichnet, daß die Schaltungsvorrichtung (101) genau zwei Und- (141;142) und zwei Oderglieder (143;144) umfaßt.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19959560 | 1999-12-10 | ||
DE19959560A DE19959560C2 (de) | 1999-12-10 | 1999-12-10 | Hydraulische Schaltungsvorrichtung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1106840A2 EP1106840A2 (de) | 2001-06-13 |
EP1106840A3 EP1106840A3 (de) | 2003-09-17 |
EP1106840B1 true EP1106840B1 (de) | 2005-03-09 |
Family
ID=7932128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00126948A Expired - Lifetime EP1106840B1 (de) | 1999-12-10 | 2000-12-08 | Hydraulische Schaltungsvorrichtung |
Country Status (3)
Country | Link |
---|---|
US (1) | US6523344B1 (de) |
EP (1) | EP1106840B1 (de) |
DE (2) | DE19959560C2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1018035C2 (nl) * | 2001-05-10 | 2002-11-12 | Actuant Corp | Hydraulische bedieningsinrichting voor een afdekking met bijbehorende grendel. |
DE102005031971A1 (de) * | 2005-07-08 | 2007-01-11 | Wilhelm Karmann Gmbh | Hydraulische Betätigungsanordnung |
DE102006040137A1 (de) * | 2006-08-26 | 2008-02-28 | Zf Friedrichshafen Ag | Ansteuerung eines Schaltzylinders |
DE102007013015B4 (de) * | 2007-03-19 | 2014-09-04 | Rausch & Pausch Gmbh | Hydraulikanlage zum Öffnen und Schließen eines Cabrioverdecks |
JP6283195B2 (ja) * | 2012-12-04 | 2018-02-21 | 住友精密工業株式会社 | 脚揚降用電動油圧アクチュエータシステム |
EP2799722B1 (de) * | 2013-05-03 | 2017-07-19 | HAWE Hydraulik SE | Hydrauliksteuerung |
US11299866B2 (en) * | 2019-09-24 | 2022-04-12 | Deere & Company | Dozer blade attachment control system and apparatus for a compact track loader |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3629471A1 (de) * | 1986-08-29 | 1988-03-03 | Bosch Gmbh Robert | Hydraulische steuereinrichtung |
DE3826789A1 (de) * | 1988-08-06 | 1990-02-08 | Daimler Benz Ag | Steuer- und betaetigungssystem fuer antriebselemente |
US5067768A (en) * | 1989-10-23 | 1991-11-26 | Wickes Manufacturing Company | Power convertible top with automatic top and tonneau sequencing |
ATE159211T1 (de) * | 1993-12-03 | 1997-11-15 | Applied Power Inc | Hydraulischer kreislauf |
AT402280B (de) * | 1995-08-01 | 1997-03-25 | Hoerbiger Gmbh | Hydraulische betätigungsanordnung für ein fahrzeugverdeck |
NL1003715C2 (nl) * | 1996-07-31 | 1998-02-05 | Applied Power Inc | Vouwdaksamenstel voor een voertuig. |
DE19643598A1 (de) * | 1996-10-22 | 1998-04-23 | Becker Heins Ralph Dipl Ing | Verfahren und Vorrichtung zur Informationsdarbietung von relevanten Daten für die Schiffsführung über einen verfahrbaren Sitz |
NL1008455C2 (nl) * | 1998-03-03 | 1999-09-06 | Applied Power Inc | Hydraulische bedieningsinrichting, in het bijzonder voor het bedienen van een vouwdak van een voertuig. |
-
1999
- 1999-12-10 DE DE19959560A patent/DE19959560C2/de not_active Expired - Fee Related
-
2000
- 2000-12-08 DE DE50009714T patent/DE50009714D1/de not_active Expired - Lifetime
- 2000-12-08 EP EP00126948A patent/EP1106840B1/de not_active Expired - Lifetime
- 2000-12-11 US US09/734,398 patent/US6523344B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20030033802A1 (en) | 2003-02-20 |
DE19959560A1 (de) | 2001-06-21 |
DE19959560C2 (de) | 2003-08-07 |
EP1106840A2 (de) | 2001-06-13 |
US6523344B1 (en) | 2003-02-25 |
DE50009714D1 (de) | 2005-04-14 |
EP1106840A3 (de) | 2003-09-17 |
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