GB1487884A – Hydrostatic transmission control
– Google Patents
GB1487884A – Hydrostatic transmission control
– Google Patents
Hydrostatic transmission control
Info
Publication number
GB1487884A
GB1487884A
GB4977276A
GB4977276A
GB1487884A
GB 1487884 A
GB1487884 A
GB 1487884A
GB 4977276 A
GB4977276 A
GB 4977276A
GB 4977276 A
GB4977276 A
GB 4977276A
GB 1487884 A
GB1487884 A
GB 1487884A
Authority
GB
United Kingdom
Prior art keywords
transmission control
hydrostatic transmission
feb
transmissions
hydrostatic
Prior art date
1974-02-13
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
GB4977276A
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.)
Sundstrand Corp
Original Assignee
Sundstrand Corp
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.)
1974-02-13
Filing date
1975-02-13
Publication date
1977-10-05
1975-02-13
Application filed by Sundstrand Corp
filed
Critical
Sundstrand Corp
1977-10-05
Publication of GB1487884A
publication
Critical
patent/GB1487884A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
B—PERFORMING OPERATIONS; TRANSPORTING
B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62D—MOTOR VEHICLES; TRAILERS
B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
B62D11/06—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source
B62D11/10—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears
B62D11/14—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source
B62D11/18—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source the additional power supply being supplied hydraulically
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
F16H61/38—Control of exclusively fluid gearing
F16H61/40—Control of exclusively fluid gearing hydrostatic
F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
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
F16H61/38—Control of exclusively fluid gearing
F16H61/40—Control of exclusively fluid gearing hydrostatic
F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
F16H61/433—Pump capacity control by fluid pressure control means
Abstract
1487884 Hydrostatic transmissions SUNDSTRAND CORP 13 Feb 1975 [13 Feb 1974] 49772/76 Divided out of 1487883 Heading F2W The subject-matter of this Specification is identical with that described in Specification 1,487,883 but the claim relates to the arrangement of, and interconnection of, the follow-up servos in one of the transmissions.
GB4977276A
1974-02-13
1975-02-13
Hydrostatic transmission control
Expired
GB1487884A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US44219074A
1974-02-13
1974-02-13
Publications (1)
Publication Number
Publication Date
GB1487884A
true
GB1487884A
(en)
1977-10-05
Family
ID=23755863
Family Applications (5)
Application Number
Title
Priority Date
Filing Date
GB4977476A
Expired
GB1487886A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB4977376A
Expired
GB1487885A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB608975A
Expired
GB1487883A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB4977276A
Expired
GB1487884A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB4977576A
Expired
GB1487887A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
Family Applications Before (3)
Application Number
Title
Priority Date
Filing Date
GB4977476A
Expired
GB1487886A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB4977376A
Expired
GB1487885A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
GB608975A
Expired
GB1487883A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
Family Applications After (1)
Application Number
Title
Priority Date
Filing Date
GB4977576A
Expired
GB1487887A
(en)
1974-02-13
1975-02-13
Hydrostatic transmission control
Country Status (6)
Country
Link
JP
(1)
JPS6149127B2
(en)
CA
(1)
CA1029633A
(en)
DE
(1)
DE2505987C2
(en)
FR
(1)
FR2260729B1
(en)
GB
(5)
GB1487886A
(en)
IT
(1)
IT1029712B
(en)
Families Citing this family (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4739616A
(en)
*
1985-12-13
1988-04-26
Sundstrand Corporation
Summing pressure compensation control
Family Cites Families (8)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3247919A
(en)
*
1963-11-21
1966-04-26
Sundstrand Corp
Hydrostatic transmission
US3230699A
(en)
*
1964-01-21
1966-01-25
Sundstrand Corp
Hydrostatic transmission
US3247669A
(en)
*
1964-04-23
1966-04-26
Sundstrand Corp
Hydrostatic transmission
US3349860A
(en)
*
1964-07-02
1967-10-31
Sundstrand Corp
Hydrostatic transmission
US3187509A
(en)
*
1964-09-16
1965-06-08
Sundstrand Corp
Hydrostatic transmission
US3411297A
(en)
*
1967-03-20
1968-11-19
Sundstrand Corp
Hydrostatic transmission
US3526288A
(en)
*
1967-06-14
1970-09-01
Caterpillar Tractor Co
Hydrostatic transmission control system
US3727402A
(en)
*
1971-06-30
1973-04-17
Eaton Corp
Hydrostatic transmission speed and steering control system
1975
1975-02-12
FR
FR7504338A
patent/FR2260729B1/fr
not_active
Expired
1975-02-13
GB
GB4977476A
patent/GB1487886A/en
not_active
Expired
1975-02-13
GB
GB4977376A
patent/GB1487885A/en
not_active
Expired
1975-02-13
GB
GB608975A
patent/GB1487883A/en
not_active
Expired
1975-02-13
IT
IT4814875A
patent/IT1029712B/en
active
1975-02-13
GB
GB4977276A
patent/GB1487884A/en
not_active
Expired
1975-02-13
GB
GB4977576A
patent/GB1487887A/en
not_active
Expired
1975-02-13
CA
CA220,025A
patent/CA1029633A/en
not_active
Expired
1975-02-13
DE
DE19752505987
patent/DE2505987C2/en
not_active
Expired
1975-02-13
JP
JP50017553A
patent/JPS6149127B2/ja
not_active
Expired
Also Published As
Publication number
Publication date
IT1029712B
(en)
1979-03-20
GB1487885A
(en)
1977-10-05
FR2260729B1
(en)
1982-08-20
GB1487887A
(en)
1977-10-05
JPS6149127B2
(en)
1986-10-28
JPS50148759A
(en)
1975-11-28
FR2260729A1
(en)
1975-09-05
GB1487883A
(en)
1977-10-05
GB1487886A
(en)
1977-10-05
CA1029633A
(en)
1978-04-18
DE2505987A1
(en)
1975-08-21
DE2505987C2
(en)
1985-07-04
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Legal Events
Date
Code
Title
Description
1978-02-15
PS
Patent sealed
1989-10-11
732
Registration of transactions, instruments or events in the register (sect. 32/1977)
1992-10-07
PCNP
Patent ceased through non-payment of renewal fee
