DE69003361D1 - Hydraulischer Retarder und Steuergerät. - Google Patents
Hydraulischer Retarder und Steuergerät.Info
- Publication number
- DE69003361D1 DE69003361D1 DE90312374T DE69003361T DE69003361D1 DE 69003361 D1 DE69003361 D1 DE 69003361D1 DE 90312374 T DE90312374 T DE 90312374T DE 69003361 T DE69003361 T DE 69003361T DE 69003361 D1 DE69003361 D1 DE 69003361D1
- Authority
- DE
- Germany
- Prior art keywords
- control unit
- hydraulic retarder
- retarder
- hydraulic
- unit
- 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 - Fee Related
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
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
- F16D57/06—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders comprising a pump circulating fluid, braking being effected by throttling of the circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/08—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels using fluid or powdered medium
- B60T1/087—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels using fluid or powdered medium in hydrodynamic, i.e. non-positive displacement, retarders
-
- 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
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
- Braking Arrangements (AREA)
- Regulating Braking Force (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/450,778 US4981198A (en) | 1989-12-14 | 1989-12-14 | Hydraulic retarder and control |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69003361D1 true DE69003361D1 (de) | 1993-10-21 |
DE69003361T2 DE69003361T2 (de) | 1994-01-13 |
Family
ID=23789449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE90312374T Expired - Fee Related DE69003361T2 (de) | 1989-12-14 | 1990-11-13 | Hydraulischer Retarder und Steuergerät. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4981198A (de) |
EP (1) | EP0432903B1 (de) |
CA (1) | CA2023897C (de) |
DE (1) | DE69003361T2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5456340A (en) * | 1993-07-02 | 1995-10-10 | General Motors Corporation | Control for vehicular transmission retarders |
US5482148A (en) * | 1994-08-26 | 1996-01-09 | General Motors Corporation | System for transmission overspeed and horsepower limit protection |
US6065817A (en) * | 1998-06-11 | 2000-05-23 | Caterpillar Inc. | Method and system for controlling a fluid actuated retarder |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2260141A1 (de) * | 1972-12-08 | 1974-06-20 | Daimler Benz Ag | Hydrodynamischer retarder fuer fahrzeuge, insbesondere fuer kraftfahrzeuge |
US3987874A (en) * | 1973-03-28 | 1976-10-26 | General Motors Corporation | Transmission with retarder and controls |
US3931870A (en) * | 1974-06-12 | 1976-01-13 | General Motors Corporation | Engine overspeed control of retarder |
US4480728A (en) * | 1982-11-15 | 1984-11-06 | General Motors Corporation | Retarder brake control |
US4881625A (en) * | 1988-06-27 | 1989-11-21 | General Motors Corporation | Control valving for a hydraulic retarder |
US4836341A (en) * | 1988-06-27 | 1989-06-06 | General Motors Corporation | Control system for a hydraulic retarder |
-
1989
- 1989-12-14 US US07/450,778 patent/US4981198A/en not_active Expired - Fee Related
-
1990
- 1990-08-23 CA CA002023897A patent/CA2023897C/en not_active Expired - Fee Related
- 1990-11-13 EP EP90312374A patent/EP0432903B1/de not_active Expired - Lifetime
- 1990-11-13 DE DE90312374T patent/DE69003361T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0432903A1 (de) | 1991-06-19 |
CA2023897C (en) | 1993-12-14 |
DE69003361T2 (de) | 1994-01-13 |
CA2023897A1 (en) | 1991-06-15 |
US4981198A (en) | 1991-01-01 |
EP0432903B1 (de) | 1993-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |