EP0019352A3 - Draw works control system - Google Patents
Draw works control system Download PDFInfo
- Publication number
- EP0019352A3 EP0019352A3 EP80301041A EP80301041A EP0019352A3 EP 0019352 A3 EP0019352 A3 EP 0019352A3 EP 80301041 A EP80301041 A EP 80301041A EP 80301041 A EP80301041 A EP 80301041A EP 0019352 A3 EP0019352 A3 EP 0019352A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- control system
- draw works
- works control
- draw
- works
- 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.)
- Granted
Links
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)
- Braking Arrangements (AREA)
- Regulating Braking Force (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
WOPCT/US79/00293 | 1979-05-02 | ||
PCT/US1979/000293 WO1980002446A1 (en) | 1979-05-02 | 1979-05-02 | Draw works transmission control |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0019352A2 EP0019352A2 (en) | 1980-11-26 |
EP0019352A3 true EP0019352A3 (en) | 1981-02-18 |
EP0019352B1 EP0019352B1 (en) | 1984-07-11 |
Family
ID=22147578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19800301041 Expired EP0019352B1 (en) | 1979-05-02 | 1980-04-02 | Draw works control system |
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) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4470640A (en) * | 1981-09-11 | 1984-09-11 | Caterpillar Tractor Co. | Control system with selective pressure staging to the spring applied, pressure released brake |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR657612A (en) * | 1927-07-18 | 1929-05-24 | Vickers Electrical Co Ltd | Improvements to the braking devices of mobile devices or devices, in particular the mechanisms of winding, traction, extraction winches, etc. |
US2355749A (en) * | 1943-05-31 | 1944-08-15 | Polson Alexander David | Brake for hoist machinery |
DE1011132B (en) * | 1954-11-12 | 1957-06-27 | Siemens Ag | United driving and safety brake for conveyor machines |
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 (en) * | 1966-09-01 | 1969-07-10 | Gutehoffnungshuette Sterkrade | Operating device for the hydraulic braking device of a mining shaft hoisting machine or the like. |
US3463278A (en) * | 1967-11-02 | 1969-08-26 | Caterpillar Tractor Co | Transmission and brake for cable drum with modulating valve |
US3578817A (en) * | 1968-10-26 | 1971-05-18 | Gen Electric Canada | Control of mine hoist braking |
US4046162A (en) * | 1976-05-14 | 1977-09-06 | Deere & Company | Modulation control valve for clutches |
US4088305A (en) * | 1976-12-17 | 1978-05-09 | Caterpillar Tractor Co. | Brake-one way winch |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4048799A (en) * | 1976-11-17 | 1977-09-20 | Caterpillar Tractor Co. | Winch control |
-
1979
- 1979-05-02 JP JP50186279A 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/en not_active Expired
- 1980-04-30 SU SU802913948A patent/SU1074400A3/en active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR657612A (en) * | 1927-07-18 | 1929-05-24 | Vickers Electrical Co Ltd | Improvements to the braking devices of mobile devices or devices, in particular the mechanisms of winding, traction, extraction winches, etc. |
US2355749A (en) * | 1943-05-31 | 1944-08-15 | Polson Alexander David | Brake for hoist machinery |
DE1011132B (en) * | 1954-11-12 | 1957-06-27 | Siemens Ag | United driving and safety brake for conveyor machines |
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 (en) * | 1966-09-01 | 1969-07-10 | Gutehoffnungshuette Sterkrade | Operating device for the hydraulic braking device of a mining shaft hoisting machine or the like. |
US3463278A (en) * | 1967-11-02 | 1969-08-26 | Caterpillar Tractor Co | Transmission and brake for cable drum with modulating valve |
US3578817A (en) * | 1968-10-26 | 1971-05-18 | Gen Electric Canada | Control of mine hoist braking |
US4046162A (en) * | 1976-05-14 | 1977-09-06 | Deere & Company | Modulation control valve for clutches |
US4088305A (en) * | 1976-12-17 | 1978-05-09 | Caterpillar Tractor Co. | Brake-one way winch |
Also Published As
Publication number | Publication date |
---|---|
EP0019352B1 (en) | 1984-07-11 |
JPS56500421A (en) | 1981-04-02 |
WO1980002446A1 (en) | 1980-11-13 |
EP0019352A2 (en) | 1980-11-26 |
SU1074400A3 (en) | 1984-02-15 |
JPH025680B2 (en) | 1990-02-05 |
DE3068492D1 (en) | 1984-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed | ||
AK | Designated contracting states |
Designated state(s): DE GB IT |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Designated state(s): DE GB IT |
|
ITF | It: translation for a ep patent filed |
Owner name: ING. ZINI MARANESI & C. S.R.L. |
|
GRAA | (expected) grant |
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|
AK | Designated contracting states |
Designated state(s): DE GB IT |
|
REF | Corresponds to: |
Ref document number: 3068492 Country of ref document: DE Date of ref document: 19840816 |
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PLBE | No opposition filed within time limit |
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STAA | Information on the status of an ep patent application or granted ep patent |
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|
26N | No opposition filed | ||
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Ref country code: GB Ref legal event code: 732 |
|
ITPR | It: changes in ownership of a european patent |
Owner name: CESSIONE;CATERPILLAR INC. |
|
ITTA | It: last paid annual fee | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 19940329 Year of fee payment: 15 |
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GBPC | Gb: european patent ceased through non-payment of renewal fee |
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