EP2489788A3 - Outil de préhension doté d'unités piston-cylindre hydrauliques - Google Patents

Outil de préhension doté d'unités piston-cylindre hydrauliques Download PDF

Info

Publication number
EP2489788A3
EP2489788A3 EP12000502.0A EP12000502A EP2489788A3 EP 2489788 A3 EP2489788 A3 EP 2489788A3 EP 12000502 A EP12000502 A EP 12000502A EP 2489788 A3 EP2489788 A3 EP 2489788A3
Authority
EP
European Patent Office
Prior art keywords
cylinder
piston
units
hydraulic piston
gripping tool
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
Application number
EP12000502.0A
Other languages
German (de)
English (en)
Other versions
EP2489788A2 (fr
EP2489788B1 (fr
Inventor
Rolf Mieger
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.)
MIEGER, ROLF
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to PL12000502T priority Critical patent/PL2489788T3/pl
Publication of EP2489788A2 publication Critical patent/EP2489788A2/fr
Publication of EP2489788A3 publication Critical patent/EP2489788A3/fr
Application granted granted Critical
Publication of EP2489788B1 publication Critical patent/EP2489788B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/3604Devices to connect tools to arms, booms or the like
    • E02F3/3677Devices 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00Load-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
    • B66C3/14Grabs opened or closed by driving motors thereon
    • B66C3/16Grabs opened or closed by driving motors thereon by fluid motors
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/40Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20Drives; Control devices
    • E02F9/22Hydraulic or pneumatic drives
    • E02F9/2264Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271Actuators and supports therefor and protection therefor

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)
  • Gripping On Spindles (AREA)
EP12000502.0A 2011-02-21 2012-01-26 Outil de préhension doté d'unités piston-cylindre hydrauliques Active EP2489788B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL12000502T PL2489788T3 (pl) 2011-02-21 2012-01-26 Narzędzie chwytające z hydraulicznymi zespołami tłokowo-cylindrowymi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202011002981U DE202011002981U1 (de) 2011-02-21 2011-02-21 Greifwerkzeug mit hydraulischen Kolben-Zylinder-Einheiten

Publications (3)

Publication Number Publication Date
EP2489788A2 EP2489788A2 (fr) 2012-08-22
EP2489788A3 true EP2489788A3 (fr) 2015-08-19
EP2489788B1 EP2489788B1 (fr) 2017-10-11

Family

ID=45560673

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12000502.0A Active EP2489788B1 (fr) 2011-02-21 2012-01-26 Outil de préhension doté d'unités piston-cylindre hydrauliques

Country Status (3)

Country Link
EP (1) EP2489788B1 (fr)
DE (1) DE202011002981U1 (fr)
PL (1) PL2489788T3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202015005202U1 (de) * 2015-07-21 2016-10-24 Rolf Mieger Greifermechanik für den Greifer einer Baumaschine
CN106494997B (zh) * 2015-07-26 2019-01-22 胡妍 自清理式双绳多瓣抓斗
DE202020104693U1 (de) 2020-08-13 2021-11-16 Rolf Mieger Antrieb für einen Greifer, Greifer und Baumaschine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE801947C (de) * 1949-10-22 1951-01-29 Woehr Eisenwerk Hydraulischer Motorgreifer
GB992910A (en) * 1963-05-07 1965-05-26 Poclain Sa Improvements to mechanical grabs or buckets
US4099761A (en) * 1975-11-17 1978-07-11 Cullings Harold L Suspended material handling unit
JPH03202514A (ja) * 1989-12-28 1991-09-04 Hitachi Constr Mach Co Ltd 車両系建設機械の制振装置
DE9407859U1 (de) * 1994-05-11 1994-09-01 Mieger, Rolf, 88457 Kirchdorf Hydraulisch schwenkbarer Grabenräumlöffel
EP0957209A2 (fr) * 1998-05-12 1999-11-17 Rolf Mieger Unité piston-cylindre pour un entraínement pivotant

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29621253U1 (de) 1996-12-06 1997-05-22 Mieger, Rolf, Ing. (grad.), 88457 Kirchdorf Schwenkadapter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE801947C (de) * 1949-10-22 1951-01-29 Woehr Eisenwerk Hydraulischer Motorgreifer
GB992910A (en) * 1963-05-07 1965-05-26 Poclain Sa Improvements to mechanical grabs or buckets
US4099761A (en) * 1975-11-17 1978-07-11 Cullings Harold L Suspended material handling unit
JPH03202514A (ja) * 1989-12-28 1991-09-04 Hitachi Constr Mach Co Ltd 車両系建設機械の制振装置
DE9407859U1 (de) * 1994-05-11 1994-09-01 Mieger, Rolf, 88457 Kirchdorf Hydraulisch schwenkbarer Grabenräumlöffel
EP0957209A2 (fr) * 1998-05-12 1999-11-17 Rolf Mieger Unité piston-cylindre pour un entraínement pivotant

Also Published As

Publication number Publication date
DE202011002981U1 (de) 2012-05-22
EP2489788A2 (fr) 2012-08-22
EP2489788B1 (fr) 2017-10-11
PL2489788T3 (pl) 2018-03-30

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