CH251788A - Change gearbox with lock-synchronized clutches. - Google Patents

Change gearbox with lock-synchronized clutches.

Info

Publication number: CH251788A
Authority: CH; Switzerland
Prior art keywords: lock; change gearbox; synchronized clutches; clutches; synchronized
Prior art date: 1946-09-16

Application number

Other languages

German (de)

Inventor

Saurer Aktiengesellscha Adolph

Original Assignee

Saurer Ag Adolph

Priority date (The priority date 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 date listed.)

1946-09-16

Filing date

1946-09-16

Publication date

1947-11-15

1946-09-16 Application filed by Saurer Ag Adolph filed Critical Saurer Ag Adolph

1947-11-15 Publication of CH251788A publication Critical patent/CH251788A/en

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
- F16H61/0265—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic for gearshift control, e.g. control functions for performing shifting or generation of shift signals
- F16H61/0267—Layout of hydraulic control circuits, e.g. arrangement of valves
- F16H61/0269—Layout of hydraulic control circuits, e.g. arrangement of valves characterised by low integration or small number of valves
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
- F16H61/0274—Control units where shifting is directly initiated by the driver, e.g. semi-automatic transmissions
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1204—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures for malfunction caused by simultaneous engagement of different ratios resulting in transmission lock state or tie-up condition
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2708/00—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes
- F16H2708/02—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes only the toothed wheels remain engaged
- F16H2708/06—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes only the toothed wheels remain engaged the control being hydraulic or pneumatic
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2708/00—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes
- F16H2708/24—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes with a preselection system, mainly semi-automatic, e.g. with automatic preselection, but controlled at the intended moment, with force amplification
- F16H2708/28—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes with a preselection system, mainly semi-automatic, e.g. with automatic preselection, but controlled at the intended moment, with force amplification only the toothed wheels may be disengaged

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Structure Of Transmissions (AREA)
Gear-Shifting Mechanisms (AREA)
Control Of Transmission Device (AREA)

CH251788D 1946-09-16 1946-09-16 Change gearbox with lock-synchronized clutches. CH251788A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH251788T		1946-09-16

Publications (1)

Publication Number	Publication Date
CH251788A true CH251788A (en)	1947-11-15

Family

ID=4469013

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH251788D CH251788A (en)	1946-09-16	1946-09-16	Change gearbox with lock-synchronized clutches.

Country Status (6)

Country	Link
AT (1)	AT165173B (en)
CH (1)	CH251788A (en)
DE (1)	DE835384C (en)
ES (1)	ES180643A1 (en)
FR (1)	FR952172A (en)
GB (1)	GB639471A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1027529B (en) *	1956-04-07	1958-04-03	Zahnradfabrik Friedrichshafen	Switching device for motor vehicle change gear
US4388843A (en) *	1980-11-21	1983-06-21	Eaton Corporation	Auxiliary transmission neutral positioning and locking control and mechanism

1946
- 1946-09-16 CH CH251788D patent/CH251788A/en unknown
1947
- 1947-07-01 GB GB17350/47A patent/GB639471A/en not_active Expired
- 1947-08-19 FR FR952172D patent/FR952172A/en not_active Expired
- 1947-11-10 AT AT165173D patent/AT165173B/en active
- 1947-11-26 ES ES180643A patent/ES180643A1/en not_active Expired
1948
- 1948-12-01 DE DEP23192D patent/DE835384C/en not_active Expired

Also Published As

Publication number	Publication date
GB639471A (en)	1950-06-28
AT165173B (en)	1950-01-25
ES180643A1 (en)	1948-01-01
DE835384C (en)	1952-03-31
FR952172A (en)	1949-11-10

Publication	Publication Date	Title
CH261184A (en)	1949-04-30	Mechanical stepless change gear.
CH247583A (en)	1947-03-15	Speed change transmission.
CH255594A (en)	1948-06-30	Synchromesh.
FR999854A (en)	1952-02-05	Synchronizer gearbox
CH251788A (en)	1947-11-15	Change gearbox with lock-synchronized clutches.
CH274955A (en)	1951-04-30	Mechanically operated multi-disc friction clutch with servo action.
CH262459A (en)	1949-06-30	Change gear.
CH246767A (en)	1947-01-31	Gear transmission with continuously variable transmission.
CH261257A (en)	1949-04-30	Change gear.
FR925020A (en)	1947-08-22	Transmission improvements
CH251048A (en)	1947-09-30	Change gear.
DK78702C (en)	1955-01-03	Gearbox.
CH257206A (en)	1948-09-30	Gearbox.
CH265000A (en)	1949-11-15	Speed variator with clutch.
CH244673A (en)	1946-09-30	Gear with suspension.
CH259552A (en)	1949-01-31	Hydraulic reverse clutch.
CH256064A (en)	1948-07-31	Friction gear with variable transmission ratio.
CH254632A (en)	1948-05-15	Gearbox with multiple ratios.
FR928875A (en)	1947-12-10	Transmission improvements
CH249933A (en)	1947-07-31	Clutch.
CH291889A (en)	1953-07-15	Change transmission with synchronized gear clutches
FR930271A (en)	1948-01-21	Clutch
CH251211A (en)	1947-10-15	Reverse gear.
CH254633A (en)	1948-05-15	Transmission with stepless speed control.
CH250461A (en)	1947-08-31	V-belt change gear.