GB2137705B - Split ring servo-synchronizer for vehicle change speed gears - Google Patents

Split ring servo-synchronizer for vehicle change speed gears

Info

Publication number: GB2137705B
Authority: GB; United Kingdom
Prior art keywords: synchronizer; change speed; split ring; speed gears; vehicle change
Prior art date: 1983-03-29
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

Application number

GB08406230A

Other versions

GB2137705A (en

GB8406230D0 (en

Inventor

Filippo Surace

Picro Perissinotto

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Alfa Romeo Auto SpA

Original Assignee

Alfa Romeo Auto SpA

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.)

1983-03-29

Filing date

1984-03-09

Publication date

1986-06-18

1984-03-09 Application filed by Alfa Romeo Auto SpA filed Critical Alfa Romeo Auto SpA

1984-04-11 Publication of GB8406230D0 publication Critical patent/GB8406230D0/en

1984-10-10 Publication of GB2137705A publication Critical patent/GB2137705A/en

1986-06-18 Application granted granted Critical

1986-06-18 Publication of GB2137705B publication Critical patent/GB2137705B/en

Status Expired legal-status Critical Current

Links

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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/025—Synchro rings
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
- F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Mechanical Operated Clutches (AREA)

GB08406230A 1983-03-29 1984-03-09 Split ring servo-synchronizer for vehicle change speed gears Expired GB2137705B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT20337/83A IT1163180B (en)	1983-03-29	1983-03-29	SERVO-LOCKING SYNCHRONIZER, WITH ADDITIONAL ELASTIC MEANS

Publications (3)

Publication Number	Publication Date
GB8406230D0 GB8406230D0 (en)	1984-04-11
GB2137705A GB2137705A (en)	1984-10-10
GB2137705B true GB2137705B (en)	1986-06-18

Family

ID=11165830

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08406230A Expired GB2137705B (en)	1983-03-29	1984-03-09	Split ring servo-synchronizer for vehicle change speed gears

Country Status (5)

Country	Link
JP (2)	JPS59183121A (en)
DE (1)	DE3409012C2 (en)
FR (1)	FR2543638B1 (en)
GB (1)	GB2137705B (en)
IT (1)	IT1163180B (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2932373A (en) *	1957-07-10	1960-04-12	Porsche Kg	Synchronizing mechanism for changespeed gears
DE1185066B (en) *	1962-02-09	1965-01-07	Bayerische Motoren Werke Ag	Synchronization device for gear change transmissions, especially for motor vehicles
FR1467825A (en) *	1965-12-10	1967-02-03	Ferodo Sa	Improvements made to transmissions, in particular for motor vehicles
DE1550942C3 (en) *	1966-12-09	1975-09-18	Dr.-Ing.H.C. F. Porsche Ag, 7000 Stuttgart	Synchronizing device, in particular for change gears in motor vehicles
DE1630948C3 (en) *	1967-07-21	1975-10-23	Dr.-Ing.H.C. F. Porsche Ag, 7000 Stuttgart	Synchronization device, in particular for speed change transmissions in motor vehicles
FR1586353A (en) *	1968-05-27	1970-02-20
DE2149995A1 (en) *	1971-10-07	1973-04-12	Porsche Kg	COUNTER-SPEED DEVICE, IN PARTICULAR FOR SPEED CHANGE GEARS FOR MOTOR VEHICLES
JPS5013745A (en) *	1973-06-11	1975-02-13

1983
- 1983-03-29 IT IT20337/83A patent/IT1163180B/en active
1984
- 1984-03-09 GB GB08406230A patent/GB2137705B/en not_active Expired
- 1984-03-12 DE DE3409012A patent/DE3409012C2/en not_active Expired
- 1984-03-23 FR FR848404582A patent/FR2543638B1/en not_active Expired - Fee Related
- 1984-03-29 JP JP59059703A patent/JPS59183121A/en active Pending
1991
- 1991-04-22 JP JP1991036622U patent/JPH0499428U/ja active Pending

Also Published As

Publication number	Publication date
GB2137705A (en)	1984-10-10
DE3409012A1 (en)	1984-10-11
FR2543638B1 (en)	1990-02-16
JPS59183121A (en)	1984-10-18
GB8406230D0 (en)	1984-04-11
FR2543638A1 (en)	1984-10-05
DE3409012C2 (en)	1985-10-03
IT8320337A0 (en)	1983-03-29
IT1163180B (en)	1987-04-08
JPH0499428U (en)	1992-08-27

Legal Events

Date	Code	Title	Description
1988-03-09	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1990-12-05	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1992-04-15	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1994-11-09	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19940309

Publication	Publication Date	Title
GB2151316B (en)	1987-05-28	Range gearbox for motor vehicles
EP0272461A3 (en)	1989-02-22	Nonstep speed change gear
JPS57138484A (en)	1982-08-26	Variable speed gear for autobicycle
EP0294670A3 (en)	1990-08-29	Nonstep speed change gear
GB2136371B (en)	1986-05-21	Vehicle transmissions
GB2133845B (en)	1986-10-08	Change speed gear arrangements
AU538036B2 (en)	1984-07-26	Change speed gearing
GB2121490B (en)	1986-02-26	Synchronizer mechanism for change speed gears
ZA816344B (en)	1982-09-29	Speed locking synchromesh for gear changes
GB2067250B (en)	1983-07-27	Change speed gear
GB8312881D0 (en)	1983-06-15	Speed reduction gear
GB2127917B (en)	1986-01-29	Two speed reduction gearbox
YU124480A (en)	1983-01-21	Change speed gear
GB2159897B (en)	1988-07-20	Change speed gear train
GB2137705B (en)	1986-06-18	Split ring servo-synchronizer for vehicle change speed gears
GB8310551D0 (en)	1983-05-25	Change speed transmission
HUT36905A (en)	1985-10-28	Planet gear of speed reduction
DE3276715D1 (en)	1987-08-13	Speed reduction gear
GB2126292B (en)	1985-09-11	Speed changing gearing
AU577331B2 (en)	1988-09-22	Two speed range tachometer
GB8303999D0 (en)	1983-03-16	Variable speed vehicle
PL237705A1 (en)	1983-03-28	Gradual speed change gear
AU4353585A (en)	1985-12-13	Change speed gear trains
JPS5675283A (en)	1981-06-22	Speed change gear for bicycle
JPS55126147A (en)	1980-09-29	Speed change gear