ES425476A1 - Perfeccionamientos en cucharas excavadoras. - Google Patents

Perfeccionamientos en cucharas excavadoras.

Info

Publication number
ES425476A1
ES425476A1 ES425476A ES425476A ES425476A1 ES 425476 A1 ES425476 A1 ES 425476A1 ES 425476 A ES425476 A ES 425476A ES 425476 A ES425476 A ES 425476A ES 425476 A1 ES425476 A1 ES 425476A1
Authority
ES
Spain
Prior art keywords
clam
angular position
shell bucket
position controller
jaws
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
Application number
ES425476A
Other languages
English (en)
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.)
Poclain SA
Original Assignee
Poclain SA
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 Poclain SA filed Critical Poclain SA
Publication of ES425476A1 publication Critical patent/ES425476A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/3681—Rotators
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Earth Drilling (AREA)
  • Meat, Egg Or Seafood Products (AREA)
ES425476A 1973-04-18 1974-04-18 Perfeccionamientos en cucharas excavadoras. Expired ES425476A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7314238A FR2226353B1 (es) 1973-04-18 1973-04-18

Publications (1)

Publication Number Publication Date
ES425476A1 true ES425476A1 (es) 1976-07-01

Family

ID=9118217

Family Applications (1)

Application Number Title Priority Date Filing Date
ES425476A Expired ES425476A1 (es) 1973-04-18 1974-04-18 Perfeccionamientos en cucharas excavadoras.

Country Status (10)

Country Link
US (1) US3881263A (es)
JP (1) JPS537042B2 (es)
AR (1) AR204917A1 (es)
BE (1) BE812128A (es)
BR (1) BR7402653D0 (es)
DE (1) DE2413200C3 (es)
ES (1) ES425476A1 (es)
FR (1) FR2226353B1 (es)
GB (1) GB1426133A (es)
IT (1) IT1011667B (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2300034A1 (fr) * 1975-02-10 1976-09-03 Yumbo Benne preneuse a commande hydraulique
US4005895A (en) * 1975-11-17 1977-02-01 Cullings Harold L Rotational grapple
FR2357765A1 (fr) * 1976-07-05 1978-02-03 Poclain Sa Verin a tige de piston en deux parties
US4257731A (en) * 1978-09-14 1981-03-24 North Bend Fabrication & Machine, Inc. Powered implement with work elements pivotally mounted on an implement mounting and a torque tube for rotating such mounting
JPS5819080Y2 (ja) * 1979-10-03 1983-04-19 株式会社 ラクサ コップ等の溶器保持具
DE3105194A1 (de) * 1981-02-13 1982-09-09 Heinz Thumm Ölhydraulische Antriebe GmbH, 7012 Fellbach Drehvorrichtung fuer haengende lasten
FR2501823B1 (fr) * 1981-03-13 1986-09-12 Ardennes Equipements Dispositif de fixation et d'alimentation d'un equipement hydraulique de manutention a un engin de levage
FR2546150B1 (fr) * 1983-05-17 1986-11-21 Clerc Georges Accessoire d'appareil de levage formant grappin
US4497608A (en) * 1983-06-13 1985-02-05 The Trustees Of The Toronto General Burying Grounds Monument foundation digger
JPH0635722B2 (ja) * 1988-11-10 1994-05-11 彦間製作所 回転可能なクラムシェルバケットの制御回路
DE3843753A1 (de) * 1988-12-24 1990-06-28 Schaeff Karl Gmbh & Co Baggerarm
DE4006478C2 (de) * 1990-03-02 1999-02-18 Klaus Wolf Hilfsgerät zum Betätigen von Absperrschiebern
US5375348A (en) * 1992-04-23 1994-12-27 Japanic Corporation Deep excavator
US5836089A (en) * 1993-02-22 1998-11-17 Lipsker; Yitshaq Excavating equipment fitted with surface clamps
JPH06316947A (ja) * 1993-05-05 1994-11-15 Katsunori Tanada 多目的作業可能なバケット構造装置
DE9407263U1 (de) * 1994-05-02 1994-07-07 Dolinsek Hans Greifvorrichtung mit integriertem Antrieb
DE29700491U1 (de) * 1997-01-14 1997-03-13 Buemach Engineering Internatio Universalantrieb für Greifer
US6347464B1 (en) * 1999-12-29 2002-02-19 Gene Klager Self-cleaning hydraulic clam bucket
US6517131B1 (en) * 2000-08-18 2003-02-11 Thomas Haataja Suspended load rotary device
US7210720B2 (en) * 2002-06-28 2007-05-01 1994 Weyer Family Limited Partnership Timed rotation tool assembly and actuator
GB2417478A (en) * 2004-08-27 2006-03-01 Cole Technology Ltd A boom assembly for an excavation vehicle
DE502007001118D1 (de) 2007-01-26 2009-09-03 Bauer Maschinen Gmbh Bodenabtragsvorrichtung
US8438712B2 (en) * 2008-02-08 2013-05-14 Lam Research Corporation Floating collar clamping device for auto-aligning nut and screw in linear motion leadscrew and nut assembly
KR101331247B1 (ko) * 2012-02-03 2013-11-19 정동영 회전집게장치
AU2013203829A1 (en) * 2012-09-25 2014-04-10 A Ward Attachments Limited Hydraulic grapple
DE202015005202U1 (de) * 2015-07-21 2016-10-24 Rolf Mieger Greifermechanik für den Greifer einer Baumaschine
US10480153B2 (en) * 2018-03-23 2019-11-19 Cashman Dredging And Marine Contracting, Co., Llc Slope-level-cut bucket
US11365098B2 (en) 2018-09-05 2022-06-21 Patrick Ybarra Grapple carriage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1398053A (fr) * 1964-03-25 1965-05-07 Poclain Sa Perfectionnements aux bennes preneuses
US3493135A (en) * 1968-03-08 1970-02-03 Bucyrus Erie Co Braked ball and socket support for bucket attachment
US3527495A (en) * 1968-04-03 1970-09-08 Northern Eng & Supply Co Ltd Grapple
JPS4923180B1 (es) * 1970-06-12 1974-06-13
US3759564A (en) * 1971-03-08 1973-09-18 Pierce Pacific Manuf Inc Grapple

Also Published As

Publication number Publication date
GB1426133A (en) 1976-02-25
FR2226353B1 (es) 1977-02-04
DE2413200C3 (de) 1978-09-21
JPS50605A (es) 1975-01-07
BE812128A (fr) 1974-07-01
BR7402653D0 (pt) 1974-10-29
AR204917A1 (es) 1976-03-19
JPS537042B2 (es) 1978-03-14
US3881263A (en) 1975-05-06
FR2226353A1 (es) 1974-11-15
DE2413200A1 (de) 1974-11-21
IT1011667B (it) 1977-02-10
DE2413200B2 (de) 1978-02-16

Similar Documents

Publication Publication Date Title
ES425476A1 (es) Perfeccionamientos en cucharas excavadoras.
CA991419A (en) Load control for closed cycle gas turbine
CA985091A (en) System for controlling the hydraulic ram of a refuse compactor
GB1335501A (en) Grab buckets
GB1150211A (en) Device for Lifting and Turning Objects such as Casting Moulds.
GB1150183A (en) An Improved Pile Driving Crane.
CA993722A (en) Hydraulic motor having a hydraulic lock control drive pin
FR2454548A1 (fr) Unite motrice, par exemple pour faconner, deformer, comprimer, enfoncer, entrainer en rotation, etc.
GB1476069A (en) Drive device for a valve actuaction shaft
ES443504A1 (es) Acollador hidraulico.
CA1020051A (en) Method and arrangement for controlling the speed of a piston movable to and fro within a cylinder
EP0288719A3 (en) Control arrangement for pneumatic-hydraulic power drive
GB1378858A (en) Fluidflow control valve
GB1398275A (en) Injection moulding machines
GB880854A (en) Improvements in electro-hydraulically operated mechanical grabs
GB1379555A (en) Fluid pressure operated actuators
YU55675A (en) Bearing of a driving flange at an axial piston drive
GB1148695A (en) Bucket assembly for mechanical earth working machines
AU501142B2 (en) Early strength hydraulic cements
GB1078472A (en) Improvements in or relating to forging presses
CA976948A (en) Exhaust means for percussion tool motors
GB1090402A (en) Improvements in or relating to manipulators
GB934932A (en) Improvements in or relating to rollers such as are used for compacting and levelling materials during road making or repairing operations
CA1034511A (en) Cylinder piece for a pile driving ram
GB1136573A (en) Injection moulding machine