EP0957209A3 - Hydraulic piston-cylinder-unit for a pivot drive - Google Patents
Hydraulic piston-cylinder-unit for a pivot drive Download PDFInfo
- Publication number
- EP0957209A3 EP0957209A3 EP99107892A EP99107892A EP0957209A3 EP 0957209 A3 EP0957209 A3 EP 0957209A3 EP 99107892 A EP99107892 A EP 99107892A EP 99107892 A EP99107892 A EP 99107892A EP 0957209 A3 EP0957209 A3 EP 0957209A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cylinder
- unit
- hydraulic piston
- piston
- pivot drive
- 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
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Actuator (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29808647U | 1998-05-12 | ||
DE29808647 | 1998-05-12 | ||
DE29813241U | 1998-07-24 | ||
DE29813241U DE29813241U1 (en) | 1998-05-12 | 1998-07-24 | Hydraulic piston-cylinder unit for a swivel drive |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0957209A2 EP0957209A2 (en) | 1999-11-17 |
EP0957209A3 true EP0957209A3 (en) | 2001-03-14 |
EP0957209B1 EP0957209B1 (en) | 2007-02-14 |
Family
ID=26061518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99107892A Expired - Lifetime EP0957209B1 (en) | 1998-05-12 | 1999-04-21 | Hydraulic piston-cylinder-unit for a pivot drive |
Country Status (4)
Country | Link |
---|---|
US (1) | US6260470B1 (en) |
EP (1) | EP0957209B1 (en) |
AT (1) | ATE353999T1 (en) |
DE (1) | DE59914187D1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10309304B4 (en) * | 2003-03-04 | 2005-03-31 | Festo Ag & Co. | Pneumatically operated slotted cylinder |
FR2929968B1 (en) * | 2008-04-14 | 2011-09-30 | Const Du Beaujolais Atel | DEVICE FOR TILTING A TOOL AND IN PARTICULAR A BUCKET OF A PUBLIC WORKS MACHINE |
DE202011002981U1 (en) | 2011-02-21 | 2012-05-22 | Rolf Mieger | Gripping tool with hydraulic piston-cylinder units |
CN105887952B (en) * | 2016-01-29 | 2018-06-22 | 黄社兰 | Front frame for loader lug |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1468472A (en) * | 1965-02-18 | 1967-02-03 | Orenstein & Koppel Ag | Leveling device for excavator buckets |
US3503144A (en) * | 1967-03-16 | 1970-03-31 | Omsteel Ind Inc | Convertible loading and plowing device |
EP0033966A2 (en) * | 1980-02-11 | 1981-08-19 | bsg Handels-GmbH für Baumaschinen-Verschleissteile | Excavating bucket |
FR2499123A1 (en) * | 1981-02-05 | 1982-08-06 | Liebherr Hydraulikbagger | PIVOTING PITCHING PIT |
FR2537624A1 (en) * | 1982-12-09 | 1984-06-15 | Liebherr Hydraulikbagger | Hydraulically slewing excavator trenching shovel |
EP0577430A1 (en) * | 1992-07-02 | 1994-01-05 | Eagle-Picher Industries, Inc. | Method and apparatus for digging trenches |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1604548A (en) * | 1923-12-15 | 1926-10-26 | Nat Pneumatic Co | Door engine |
FR2487880A1 (en) * | 1981-01-21 | 1982-02-05 | Poclain Sa | Grab bucket with inter-articulating jaws - is driven by jack actuating pair of levers with sliding pivots in jaws |
DE9407859U1 (en) * | 1994-05-11 | 1994-09-01 | Mieger, Rolf, 88457 Kirchdorf | Hydraulically swiveling trench clearing bucket |
DE29621253U1 (en) * | 1996-12-06 | 1997-05-22 | Mieger, Rolf, Ing. (grad.), 88457 Kirchdorf | Swivel adapter |
-
1999
- 1999-04-21 EP EP99107892A patent/EP0957209B1/en not_active Expired - Lifetime
- 1999-04-21 AT AT99107892T patent/ATE353999T1/en not_active IP Right Cessation
- 1999-04-21 DE DE59914187T patent/DE59914187D1/en not_active Expired - Lifetime
- 1999-04-29 US US09/301,719 patent/US6260470B1/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1468472A (en) * | 1965-02-18 | 1967-02-03 | Orenstein & Koppel Ag | Leveling device for excavator buckets |
US3503144A (en) * | 1967-03-16 | 1970-03-31 | Omsteel Ind Inc | Convertible loading and plowing device |
EP0033966A2 (en) * | 1980-02-11 | 1981-08-19 | bsg Handels-GmbH für Baumaschinen-Verschleissteile | Excavating bucket |
FR2499123A1 (en) * | 1981-02-05 | 1982-08-06 | Liebherr Hydraulikbagger | PIVOTING PITCHING PIT |
FR2537624A1 (en) * | 1982-12-09 | 1984-06-15 | Liebherr Hydraulikbagger | Hydraulically slewing excavator trenching shovel |
EP0577430A1 (en) * | 1992-07-02 | 1994-01-05 | Eagle-Picher Industries, Inc. | Method and apparatus for digging trenches |
Also Published As
Publication number | Publication date |
---|---|
EP0957209B1 (en) | 2007-02-14 |
DE59914187D1 (en) | 2007-03-29 |
US6260470B1 (en) | 2001-07-17 |
EP0957209A2 (en) | 1999-11-17 |
ATE353999T1 (en) | 2007-03-15 |
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