CN103362876A - Displaying cylinder of vacuum oil sucking machine - Google Patents
Displaying cylinder of vacuum oil sucking machine Download PDFInfo
- Publication number
- CN103362876A CN103362876A CN2013103411788A CN201310341178A CN103362876A CN 103362876 A CN103362876 A CN 103362876A CN 2013103411788 A CN2013103411788 A CN 2013103411788A CN 201310341178 A CN201310341178 A CN 201310341178A CN 103362876 A CN103362876 A CN 103362876A
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- China
- Prior art keywords
- depression bar
- connecting base
- torsion tube
- fork
- operating grip
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/24—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing liquids, e.g. containing solids, or liquids and elastic fluids
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to a displaying cylinder of a vacuum oil sucking machine. The displaying cylinder of the vacuum oil sucking machine comprises an observing cylinder, a guiding seat, a lock cylinder and a twisted pipe, the guiding seat is arranged in the middle of the top of the observing cylinder, the twisted pipe connected with the lock cylinder is arranged below the guiding seat, and a pressing rod device is connected between the guiding seat and the twisted pipe, wherein the connecting seat at the upper end of the pressing rod device is fixedly connected with the guiding seat, and the pressing rod at the lower end of the pressing rod device is connected with the twisted pipe. A unidirectional communication device is connected between the pressing rod and the twisted pipe. The displaying cylinder of the vacuum oil sucking machine can solve the technical problems that an existing displaying cylinder of the vacuum oil sucking machine is complex to operate and prone to being operated mistakenly, and has the advantages of being simple and reliable in structure and convenient to operate.
Description
Technical field
The present invention relates to a kind of vacuum oil absorption machine for auto repair, maintenance, especially a kind ofly adopt having that venturi vacuumizes to store vacuum and show the vacuum oil absorption machine display barrel that holds institute's oil suction.
Background technique
Existing vacuum oil absorption machine display barrel, as shown in Figure 1, it mainly comprises inspection section 1, disk 7, guide holder 2, guide holder cap 3, synanche 8, torsion bar 5, lock core 9, torsion tube 6, handle 4, volute spring 10 etc.Inspection section 1 is installed on the disk 7, synanche 8 is housed below the inspection section 1, lock core 9 is housed in the synanche 8, on between lock core 9 and the synanche 8, lower guiding connects, lock core 9 sides are provided with guiding and locking boss, between lock core 9 and the synanche 8 volute spring 10 is housed, and be tightly connected by Sealing, in the middle of inspection section 1 top is upper guide holder 2 and guide holder cap 3 are housed, the torsion bar 5 of packing in the guide holder 2, torsion bar 5 connects lock cores 9 by torsion tube 6, and screw thread is adjustable between torsion bar 5 and the torsion tube 6 is connected, be fixedly connected with handle 4 above the torsion bar 5, have vent 35 in the middle of the torsion bar 5, seal ring is equipped with in vent 35 upper ends, and vent 35 is communicated with torsion tube 6, torsion tube 6 lower ends communicate with atmosphere, the inspection section 1 end face guide holder 2 other venturi vacuum generators that are equipped with.Vacuum oil absorption machine display barrel by synanche 8 integral installations on oil storage tank.
Existing vacuum oil absorption machine display barrel using process: at first by handle 4 right rotation torsion bars 5, make sealing, i.e. inspection section 1 inner chamber and atmospheric isolation between torsion bar 5 and the torsion tube 6; Take out inspection section 1 interior gas with pressurized air by the venturi vacuum generator, make inspection section 1 interior formation negative pressure, with suction pipe automobile engine oil is sucked inspection section 1 again, when the oil of inspection section 1 interior suction surpass its volume 2/3 the time, stop oil suction, handle 4 counterrotatings, the vent 35 that torsion bar 5 is moved upwards up on it is communicated with inspection section 1, be that the inner chamber on the pasta is connected with atmosphere by torsion tube 6 in the inspection section 1, depress torsion bar 5 and left-handed, lock core 9 is opened downwards and is stayed in the synanche 8 by guiding and lock tab stand lock, makes the oil in the inspection section 1 put into fast oil storage tank.After the oil in the inspection section 1 is all put into oil storage tank, first by handle 4 dextrorotation torsion bars 5, make vent 35 in the torsion bar 5 enter torsion tube 6 and be sealed, then depress torsion bar 5 and right-hand rotation, make the guiding on the lock core 9 separate with synanche 8 and enter in the guiding groove of synanche 8 with the locking boss, under volute spring 10 effects, lock core 9 moves up, seal and bar up with synanche 8 endoporus, make inspection section 1 inner chamber and atmospheric isolation.
From above-mentioned using process as can be known, handle 4 sense of rotation, lock core 9 move up and down, vent 35 on left and right rotation and the torsion bar 5 is communicated with operation with inspection section 1 all need program in accordance with regulations to carry out, and complicated operation, in case do not have in operation sequence operation or misoperation, can produce to vacuumize and lose efficacy and the situation such as put of draining the oil, directly have influence on the normal operation of vacuum oil absorption machine display barrel.
Summary of the invention
The present invention will provide a kind of vacuum oil absorption machine display barrel, is used for solving existing vacuum oil absorption machine display barrel complicated operation, the technical problems such as easy misoperation.
For achieving the above object, the technical solution used in the present invention is; A kind of vacuum oil absorption machine display barrel, comprise that inspection section, guide holder, lock core, torsion tube, inspection section crown center are equipped with guide holder, be provided with the torsion tube that connects lock core below the guide holder, be characterized in: be connected with strut device between guide holder and the torsion tube, wherein, the connecting base of strut device upper end is fixedly connected with guide holder, and the depression bar of lower end is connected with torsion tube, is connected with device in one-way on state between depression bar and the torsion tube.
Strut device is the fork strut device, the fork strut device comprises the handle connecting base, depression bar, operating grip, the operating grip connecting base, fork, slidiing pin, the fork axle, alignment pin, retaining spring, depression bar is slidingly connected in the handle connecting base, depression bar is fixedly connected with slidiing pin in the middle of the upper end, the slidiing pin two ends penetrate respectively in the chute of fork both sides, and be slidingly connected with chute, fork opening one end is rotatably connected by fork axle and handle connecting base trailing flank, the fork the other end is fixedly connected with the operating grip connecting base, be flexibly connected alignment pin in the operating grip connecting base, alignment pin cover between alignment pin boss ear end face and operating grip connecting base rear end inner face has retaining spring, operating grip connecting base overcoat has operating grip, the operating grip rear end is fixedly connected with alignment pin, and the alignment pin front end passes fork and cooperates respectively with three positioning holes on the handle connecting base leading flank and be located by connecting.
Strut device is the rotation strut device, the rotation strut device comprises the rotatable handle connecting base, depression bar, handle, slidiing pin, Returnning spring, have spiral chute or stepped slot on the rotatable handle connecting base excircle, the spiral fluted starting point, clearing end and centre are respectively equipped with positioning groove, depression bar is slidingly connected in the rotatable handle connecting base, be fixedly connected with slidiing pin in the middle of the depression bar, the slidiing pin two ends penetrate respectively in the spiral chute or stepped slot of rotatable handle connecting base, and be slidingly connected with spiral chute or stepped slot, between depression bar upper end and the rotatable handle connecting base Returnning spring is housed, the depression bar top is fixedly connected with handle.
Device in one-way on state is one-way valve, one-way valve comprises valve body, spring, spool, Sealing, spool places in the valve body, be tightly connected by Sealing between spool and the valve body, between spool boss ear end face and the valve body bottom surface spring is housed, valve head valve body gap is connected, and during with stop-pass, the spool head passes the valve body top.
Device in one-way on state is by depression bar, torsion tube, O type Sealing forms, the depression bar lower end has through hole, be positioned at the groove that has the placement Sealing on the excircle above the through hole, torsion tube has communication groove in the upper end, during stop-pass, depression bar is connected with torsion tube upper end-hole inwall fitted seal by the O type Sealing in the groove, during connection, the O type Sealing in the depression bar groove is in the communication groove of torsion tube, and depression bar is connected with torsion tube upper end-hole inwall Spielpassung.
The invention has the beneficial effects as follows:
Owing between guide holder and torsion tube strut device being installed, the connecting base of strut device upper end is fixedly connected with guide holder, and the depression bar of lower end is connected with torsion tube, is connected with device in one-way on state between depression bar and the torsion tube.During use, as long as just can realize first that by strut device the vent on the torsion bar is communicated with inspection section, opening lock core drains the oil again, avoided misoperation, putting just operation uses, and can realize that by the positioning device in the strut device and device in one-way on state the vent on the torsion bar is communicated with the unit connection with inspection section, so that being communicated with oil storage tank, vacuum oil absorption machine display barrel realizes that inspection section and oil storage tank vacuumize by the venturi vacuum generator, increase the vacuum gas-storing capacity of oil absorption machine, be used for open-air the use.When the negative pressure in the inspection section is zero, as long as open device in one-way on state on the torsion bar by strut device, by the oil in the negative pressure absorbing motor car engine in the oil storage tank.
Strut device adopts rotation pressure lever mechanism or fork pressure lever mechanism, slidiing pin on the depression bar moves along the spiral chute on the rotatable handle connecting base or stepped slot, and through the location of the transverse groove in spiral fluted starting point, clearing end and interfix groove or the stepped slot, perhaps depression bar is located by connecting by three positioning holes on the alignment pin on the fork and the handle connecting base leading flank, can realize correctly that the vent on the torsion bar is communicated with inspection section, lock core is opened to drain the oil to be connected with inspection section and is connected with oil storage tank.
Description of drawings
Fig. 1 is existing vacuum oil absorption machine display barrel sectional view;
Fig. 2 is embodiments of the invention one structure partial sectional views;
Fig. 3 is device in one-way on state open mode structure sectional view in the embodiments of the invention one;
Fig. 4 is device in one-way on state and lock core open mode structure sectional view together in the embodiments of the invention one;
Fig. 5 is embodiments of the invention one schematic perspective views;
Fig. 6 is embodiments of the invention two structure partial sectional views;
Fig. 7 is device in one-way on state open mode structure sectional view in the embodiments of the invention two;
Fig. 8 is device in one-way on state and lock core open mode structure sectional view together in the embodiments of the invention two;
Fig. 9 is with spiral fluted rotatable handle connecting base schematic perspective view;
Figure 10 is the rotatable handle connecting base schematic perspective view with stepped slot.
Embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
To shown in Figure 10, vacuum oil absorption machine display barrel of the present invention comprises inspection section 1, guide holder 2, lock core 9, torsion tube 6, synanche 8, disk 7, handle, volute spring 10, strut device, device in one-way on state etc. such as Fig. 2.
Extremely shown in Figure 5 such as Fig. 2, strut device is the fork strut device, and the fork strut device comprises handle connecting base 11, depression bar 12, operating grip 18, operating grip connecting base 16, fork 14, slidiing pin 15, fork axle 13, alignment pin 17, retaining spring 19.
Device in one-way on state is by depression bar 12, torsion tube 6, O type Sealing 20 forms, depression bar 12 lower ends have through hole 26, be positioned at the groove that has the placement Sealing on the excircle above the through hole 26, torsion tube has communication groove 27 in 6 upper ends, during stop-pass, depression bar 12 is connected with torsion tube 6 upper end-hole inwall fitted seal by the O type Sealing 20 in the groove, during connection, the O type Sealing 20 in depression bar 12 grooves is in the communication groove 27 of torsion tube 6, and depression bar 12 is connected with torsion tube 6 upper end-hole inwall Spielpassung.
During use, operating grip 18 is pulled back drive alignment pin 17, up rotate again, make alignment pin 17 enter first positioning hole (Fig. 2) of handle connecting base 11 upper ends.At this moment, the Sealing 20 in the groove of depression bar 12 lower ends is connected with torsion tube 6 upper end-hole inwall fitted seal, i.e. inspection section 1 inner chamber and atmosphere or oil storage tank isolation is used for vacuumizing and oil suction in the inspection section 1.
Extremely shown in Figure 8 such as Fig. 6, strut device is the rotation strut device, the rotation strut device comprises rotatable handle 22, rotatable handle connecting base 21, depression bar 12, slidiing pin 15, have spiral chute 30(Fig. 9 on rotatable handle connecting base 21 excircles) or stepped slot 32(Figure 10), the starting point of spiral chute 31, clearing end and centre are respectively equipped with positioning groove 31, depression bar 12 is slidingly connected in the rotatable handle connecting base 21, be fixedly connected with slidiing pin 15 in the middle of the depression bar 12, slidiing pin 15 two ends penetrate respectively in the spiral chute 30 or stepped slot 32 of rotatable handle connecting base 21, and be slidingly connected with spiral chute 30 or stepped slot 32, between depression bar 12 upper ends and the rotatable handle connecting base 21 Returnning spring 28 is housed, depression bar 12 tops are fixedly connected with rotatable handle 22.
Device in one-way on state is one-way valve, one-way valve comprises valve body 23, spring 25, spool 24, Sealing 29, spool 24 places in the valve body 23, be tightly connected by Sealing 29 between spool 24 and the valve body 23, between spool 24 boss ear end faces and valve body 23 bottom surfaces spring 25 is housed, spool 24 head valve bodies 23 gaps are connected, and during with stop-pass, spool 24 heads pass valve body 23 tops.
During use, be rotated counterclockwise rotatable handle 22, make slidiing pin 15 on the depression bar 12 be in spiral chute 30 starting points (Fig. 6) or stepped slot 32 tops on the rotatable handle connecting base 21.At this moment, lock core 9 is upwards closed under volute spring 10 effects, and the spool 24 in the device in one-way on state passes valve body 23 tops, and device in one-way on state is closed, and inspection section 1 inner chamber and atmosphere or oil storage tank isolation are used for vacuumizing and oil suction in the inspection section 1.
When making oil in inspection section 1 inner chamber directly put into oil storage tank fast, it is spiral chute 30 on the rotatable handle connecting base 21, the rotatable handle 22 that turns clockwise, the slidiing pin 15 on the depression bar 12 moves to positioning groove 31(Fig. 8 of the clearing end of spiral chute 30 along the spiral chute 30 on the rotatable handle connecting base 21); It is stepped slot 32 on the rotatable handle connecting base 21, press rotatable handle 22 make slidiing pin 15 on the depression bar 12 along the stepped slot 32 on the rotatable handle connecting base 21 to stepped slot 32 in lower end located lateral groove, at this moment, device in one-way on state continues to open, torsion tube 6 endoporus are communicated with inspection section 1 inner chamber, and depression bar 12 drives torsion tube 6 opens lock core 9 downwards.
Make the isolation of inspection section 1 inner chamber and atmosphere or oil storage tank, when being used for vacuumizing with oil suction in the inspection section 1, be rotated counterclockwise rotatable handle 22, make slidiing pin 15 on the depression bar 12 under Returnning spring 28 effect, move up to positioning groove 31(Fig. 7 of the spiral chute starting point on the rotatable handle connecting base 21) or stepped slot 32 tops.At this moment, lock core 9 is upwards closed under volute spring 10 effects.
Claims (5)
1. vacuum oil absorption machine display barrel, comprise that inspection section (1), guide holder (2), lock core (9), torsion tube (6), inspection section (1) crown center are equipped with guide holder 2, be provided with the torsion tube (6) that connects lock core (9) below the guide holder 2, it is characterized in that: be connected with strut device between described guide holder (2) and the torsion tube (6), wherein, the connecting base of strut device upper end is fixedly connected with guide holder (2), the depression bar of lower end is connected with torsion tube (6), and depression bar and torsion tube are connected with device in one-way on state between (6).
2. vacuum oil absorption machine display barrel according to claim 1, it is characterized in that: described strut device is the fork strut device, and the fork strut device comprises handle connecting base (11), depression bar (12), operating grip (18), operating grip connecting base (16), fork (14), slidiing pin (15), fork axle (13), alignment pin (17), retaining spring (19); Depression bar (12) is slidingly connected in the handle connecting base (11), depression bar (12) is fixedly connected with slidiing pin (15) in the middle of the upper end, slidiing pin (15) two ends penetrate respectively in the chute of fork (14) both sides, and be slidingly connected with chute, fork (14) opening one end is rotatably connected by fork axle (13) and handle connecting base (11) trailing flank, fork (14) the other end is fixedly connected with operating grip connecting base (16), be flexibly connected alignment pin (17) in the operating grip connecting base (16), the upper cover of alignment pin (17) that is positioned between alignment pin (17) boss ear end face and operating grip connecting base (16) the rear end inner face has retaining spring (19), operating grip connecting base (16) overcoat has operating grip (18), operating grip (18) rear end is fixedly connected with alignment pin (17), and alignment pin (17) front end passes fork (14) and cooperates respectively with three positioning holes on handle connecting base (11) leading flank and be located by connecting.
3. vacuum oil absorption machine display barrel according to claim 1 is characterized in that: described strut device comprises rotatable handle (22), rotatable handle connecting base (21), depression bar (12), slidiing pin (15) for rotation strut device, rotation strut device; Have spiral chute (30) or stepped slot (32) on rotatable handle connecting base (21) excircle, the starting point of spiral chute (31), clearing end and centre are respectively equipped with positioning groove (31), depression bar (12) is slidingly connected in the rotatable handle connecting base (21), be fixedly connected with slidiing pin (15) in the middle of the depression bar (12), slidiing pin (15) two ends penetrate respectively in the spiral chute (30) or stepped slot (32) of rotatable handle connecting base (21), and be slidingly connected with spiral chute (30) or stepped slot (32), between depression bar (12) upper end and the rotatable handle connecting base (21) Returnning spring (28) is housed, depression bar (12) top is fixedly connected with rotatable handle (22).
4. vacuum oil absorption machine display barrel according to claim 1, it is characterized in that: described device in one-way on state is by depression bar (12), torsion tube (6), O type Sealing (20) forms, depression bar (12) lower end has through hole (26), be positioned at and have the groove of placing Sealing on the excircle above the through hole (26), torsion tube (6) has communication groove (27) in the upper end, during stop-pass, depression bar (12) is connected with torsion tube (6) upper end-hole inwall fitted seal by the O type Sealing (20) in the groove, during connection, O type Sealing (20) in depression bar (12) groove is in the communication groove (27) of torsion tube (6), and depression bar (12) is connected with torsion tube (6) upper end-hole inwall Spielpassung.
5. vacuum oil absorption machine display barrel according to claim 1, it is characterized in that: described device in one-way on state is one-way valve, one-way valve comprises valve body (23), spring (25), spool (24), Sealing (29), spool (24) places in the valve body (23), be tightly connected by Sealing (29) between spool (24) and the valve body (23), between spool (24) boss ear end face and valve body (23) bottom surface spring (25) is housed, spool (24) head valve body (23) gap is connected, during with stop-pass, spool (24) head passes valve body (23) top.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341178.8A CN103362876B (en) | 2013-08-07 | 2013-08-07 | Vacuum oil absorption machine display barrel |
| PCT/CN2014/000756 WO2015018183A1 (en) | 2013-08-07 | 2014-08-11 | Vacuum oil pump display tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341178.8A CN103362876B (en) | 2013-08-07 | 2013-08-07 | Vacuum oil absorption machine display barrel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103362876A true CN103362876A (en) | 2013-10-23 |
| CN103362876B CN103362876B (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310341178.8A Active CN103362876B (en) | 2013-08-07 | 2013-08-07 | Vacuum oil absorption machine display barrel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103362876B (en) |
| WO (1) | WO2015018183A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103668327A (en) * | 2013-10-31 | 2014-03-26 | 贵州新峰机电设备有限公司 | Aluminum outlet ladle with opening and closing device-carrying aluminum suction pipe |
| WO2015018183A1 (en) * | 2013-08-07 | 2015-02-12 | 士商（上海）机械有限公司 | Vacuum oil pump display tube |
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| GB1458420A (en) * | 1973-06-09 | 1976-12-15 | Dresser Europe Sa | Device for drawing oil from fuel burning engines in particular motor vehicle engines |
| US4095672A (en) * | 1976-04-07 | 1978-06-20 | Atlantic Richfield Company | Apparatus for removal of lubricating composition and methods for using same |
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| CN2054500U (en) * | 1989-05-20 | 1990-03-14 | 廖伯霖 | Automatic vacuum fast-speed oil-sucking (refuelling) machine |
| US4976235A (en) * | 1989-11-06 | 1990-12-11 | Commanday Maurice R | Apparatus and method to control extraction of lubricating oil |
| CN2863758Y (en) * | 2005-08-29 | 2007-01-31 | 张庆宗 | Improved oil suction machine |
| CN2876722Y (en) * | 2006-03-20 | 2007-03-07 | 张绍誉 | Vacuum transparent counting cup for pneumatic oil pump |
| CN201714722U (en) * | 2010-02-02 | 2011-01-19 | 江木霖 | No-resistance evacuation storage suction negative pressure device |
| CN203453145U (en) * | 2013-08-07 | 2014-02-26 | 士商（上海）机械有限公司 | Display tube of vacuum oil suction machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2658164A1 (en) * | 1990-02-15 | 1991-08-16 | Dattola Philippe | Can emptying device |
| AU620511B2 (en) * | 1990-04-30 | 1992-02-20 | Tseng, Tien-Tsai | A portable oil suction device |
| JPH08233198A (en) * | 1995-02-28 | 1996-09-10 | Yamashige Shokai:Kk | Waste oil accommodating tool |
| CN103362876B (en) * | 2013-08-07 | 2015-09-09 | 士商（上海）机械有限公司 | Vacuum oil absorption machine display barrel |
-
2013
- 2013-08-07 CN CN201310341178.8A patent/CN103362876B/en active Active
-
2014
- 2014-08-11 WO PCT/CN2014/000756 patent/WO2015018183A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1458420A (en) * | 1973-06-09 | 1976-12-15 | Dresser Europe Sa | Device for drawing oil from fuel burning engines in particular motor vehicle engines |
| US4095672A (en) * | 1976-04-07 | 1978-06-20 | Atlantic Richfield Company | Apparatus for removal of lubricating composition and methods for using same |
| US4119117A (en) * | 1976-04-09 | 1978-10-10 | Dresser Europe S.A. "LeSouverain" Boulevard du Souverain | Valve means of a device for removing lubricating oil |
| CN2054500U (en) * | 1989-05-20 | 1990-03-14 | 廖伯霖 | Automatic vacuum fast-speed oil-sucking (refuelling) machine |
| US4976235A (en) * | 1989-11-06 | 1990-12-11 | Commanday Maurice R | Apparatus and method to control extraction of lubricating oil |
| CN2863758Y (en) * | 2005-08-29 | 2007-01-31 | 张庆宗 | Improved oil suction machine |
| CN2876722Y (en) * | 2006-03-20 | 2007-03-07 | 张绍誉 | Vacuum transparent counting cup for pneumatic oil pump |
| CN201714722U (en) * | 2010-02-02 | 2011-01-19 | 江木霖 | No-resistance evacuation storage suction negative pressure device |
| CN203453145U (en) * | 2013-08-07 | 2014-02-26 | 士商（上海）机械有限公司 | Display tube of vacuum oil suction machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015018183A1 (en) * | 2013-08-07 | 2015-02-12 | 士商（上海）机械有限公司 | Vacuum oil pump display tube |
| CN103668327A (en) * | 2013-10-31 | 2014-03-26 | 贵州新峰机电设备有限公司 | Aluminum outlet ladle with opening and closing device-carrying aluminum suction pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015018183A1 (en) | 2015-02-12 |
| CN103362876B (en) | 2015-09-09 |
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Effective date of registration: 20170915 Address after: 313000 No. 1088 dare Shan Road, Wuxing District, Zhejiang, Huzhou Patentee after: Intradin (Huzhou) Precision Technology Co. Ltd. Address before: 201109, No. 118, Minhang District Road, Shanghai Patentee before: Intradin (Shanghai) Machinery Co., Ltd. |