JPH025680B2 - - Google Patents
Info
- Publication number
- JPH025680B2 JPH025680B2 JP54501862A JP50186279A JPH025680B2 JP H025680 B2 JPH025680 B2 JP H025680B2 JP 54501862 A JP54501862 A JP 54501862A JP 50186279 A JP50186279 A JP 50186279A JP H025680 B2 JPH025680 B2 JP H025680B2
- Authority
- JP
- Japan
- Prior art keywords
- brake
- fluid
- pressure
- port
- cylinder
- 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
Links
- 239000012530 fluid Substances 0.000 description 61
- 230000005540 biological transmission Effects 0.000 description 22
- 230000007935 neutral effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 239000011800 void material Substances 0.000 description 2
- 241001406386 Leucaena trichodes Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/24—Operating devices
- B66D5/26—Operating devices pneumatic or hydraulic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Regulating Braking Force (AREA)
- Braking Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1979/000293 WO1980002446A1 (en) | 1979-05-02 | 1979-05-02 | Draw works transmission control |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56500421A JPS56500421A (en]) | 1981-04-02 |
JPH025680B2 true JPH025680B2 (en]) | 1990-02-05 |
Family
ID=22147578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54501862A Expired JPH025680B2 (en]) | 1979-05-02 | 1979-05-02 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0019352B1 (en]) |
JP (1) | JPH025680B2 (en]) |
DE (1) | DE3068492D1 (en]) |
SU (1) | SU1074400A3 (en]) |
WO (1) | WO1980002446A1 (en]) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR657612A (fr) * | 1927-07-18 | 1929-05-24 | Vickers Electrical Co Ltd | Perfectionnements aux dispositifs de freinage des appareils ou dispositifs mobiles notamment des mécanismes des treuils d'enroulement, de traction, d'extraction, etc. |
US2355749A (en) * | 1943-05-31 | 1944-08-15 | Polson Alexander David | Brake for hoist machinery |
DE1011132B (de) * | 1954-11-12 | 1957-06-27 | Siemens Ag | Vereinigte Fahr- und Sicherheitsbremse fuer Foerdermaschinen |
US2912286A (en) * | 1957-03-29 | 1959-11-10 | New York Air Brake Co | Fluid pressure power brake system |
US3170543A (en) * | 1962-12-06 | 1965-02-23 | Goodyear Tire & Rubber | Delay valve |
DE1431991A1 (de) * | 1966-09-01 | 1969-07-10 | Gutehoffnungshuette Sterkrade | Bedienungsvorrichtung fuer den hydraulischen Bremsapparat einer Bergbau-Schachtfoerdermaschine od.dgl. |
US3463278A (en) * | 1967-11-02 | 1969-08-26 | Caterpillar Tractor Co | Transmission and brake for cable drum with modulating valve |
CA883111A (en) * | 1968-10-26 | 1971-10-12 | Deh. Eastcott Peter | Control of mine hoist braking |
US4046162A (en) * | 1976-05-14 | 1977-09-06 | Deere & Company | Modulation control valve for clutches |
US4048799A (en) * | 1976-11-17 | 1977-09-20 | Caterpillar Tractor Co. | Winch control |
US4088305A (en) * | 1976-12-17 | 1978-05-09 | Caterpillar Tractor Co. | Brake-one way winch |
-
1979
- 1979-05-02 JP JP54501862A patent/JPH025680B2/ja not_active Expired
- 1979-05-02 WO PCT/US1979/000293 patent/WO1980002446A1/en unknown
-
1980
- 1980-04-02 EP EP19800301041 patent/EP0019352B1/en not_active Expired
- 1980-04-02 DE DE8080301041T patent/DE3068492D1/de not_active Expired
- 1980-04-30 SU SU802913948A patent/SU1074400A3/ru active
Also Published As
Publication number | Publication date |
---|---|
WO1980002446A1 (en) | 1980-11-13 |
DE3068492D1 (en) | 1984-08-16 |
EP0019352B1 (en) | 1984-07-11 |
EP0019352A2 (en) | 1980-11-26 |
JPS56500421A (en]) | 1981-04-02 |
EP0019352A3 (en) | 1981-02-18 |
SU1074400A3 (ru) | 1984-02-15 |
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