FR2197093A1 - - Google Patents

Info

Publication number
FR2197093A1
FR2197093A1 FR7330759A FR7330759A FR2197093A1 FR 2197093 A1 FR2197093 A1 FR 2197093A1 FR 7330759 A FR7330759 A FR 7330759A FR 7330759 A FR7330759 A FR 7330759A FR 2197093 A1 FR2197093 A1 FR 2197093A1
Authority
FR
France
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
FR7330759A
Other languages
French (fr)
Other versions
FR2197093B1 (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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of FR2197093A1 publication Critical patent/FR2197093A1/fr
Application granted granted Critical
Publication of FR2197093B1 publication Critical patent/FR2197093B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
    • 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
    • E02F3/3681—Rotators
    • 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
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • E02F3/4135—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted directly on a boom
FR7330759A 1972-08-25 1973-08-24 Expired FR2197093B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US283818A US3873133A (en) 1972-08-25 1972-08-25 Clamshell bucket assembly for hydraulic excavator

Publications (2)

Publication Number Publication Date
FR2197093A1 true FR2197093A1 (en) 1974-03-22
FR2197093B1 FR2197093B1 (en) 1978-11-10

Family

ID=23087689

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7330759A Expired FR2197093B1 (en) 1972-08-25 1973-08-24

Country Status (8)

Country Link
US (1) US3873133A (en)
JP (1) JPS4958609A (en)
BE (1) BE803836A (en)
BR (1) BR7306367D0 (en)
CA (1) CA993472A (en)
DE (1) DE2343558C2 (en)
FR (1) FR2197093B1 (en)
GB (3) GB1448843A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388752A1 (en) * 1977-04-26 1978-11-24 Fuchs Johannes OPERATING MACHINE WITH A CLAMP BUCKET WHOSE OPENING MOVEMENT IS LIMITED BY DAMPER SPRINGS
FR2445290A1 (en) * 1978-12-28 1980-07-25 Liebherr Hydraulikbagger TOOL SUSPENSION FOR HYDRAULICALLY CONTROLLED INTERCHANGEABLE TOOLS
EP0058383A2 (en) * 1981-02-13 1982-08-25 Heinz Thumm Oelhydraulische Antriebe GmbH Rotating device for hanging loads

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2838346C2 (en) * 1978-09-02 1985-02-14 Fa. Heinz Thumm, 7012 Fellbach Rotating device for an excavator grab or the like.
FR2536455A1 (en) * 1982-11-19 1984-05-25 Soletanche DEVICE FOR ENSURING VERTICALITY OF A PERFORATION MACHINE
US4921010A (en) * 1988-04-22 1990-05-01 Unex Corporation Swivel connector
US5117741A (en) * 1990-01-16 1992-06-02 Sta-Rite Industries, Inc. Double wall hydraulic cylinder
US6425730B1 (en) * 1999-02-11 2002-07-30 Clark Equipment Company Load bearing pivot assembly providing a fluid path
JP3541351B2 (en) * 2000-03-13 2004-07-07 新キャタピラー三菱株式会社 Work machine piping structure
CA2353239A1 (en) * 2001-07-18 2003-01-18 Rotobec Inc. Motor-driven, boom-mounted rotor assembly
SE524668C2 (en) * 2003-01-30 2004-09-14 Oilquick Ab Utility bracket with switching means
US7690880B2 (en) * 2006-04-25 2010-04-06 Clark Equipment Company Locking device for hydraulic attachment interface
JP5709791B2 (en) * 2012-04-16 2015-04-30 日立建機株式会社 Clamshell bucket
CN103572790B (en) * 2012-08-07 2016-08-03 上海金泰工程机械有限公司 The safe Impact Bucket Grab of drop point controllable type
DE102015112639B4 (en) * 2015-07-31 2017-05-11 Peiner SMAG Lifting Technologies GmbH clamshell
JP7030504B2 (en) * 2017-12-22 2022-03-07 株式会社クボタ Working machine
CN112726695B (en) * 2021-01-27 2022-08-12 徐州徐工矿业机械有限公司 Electronic buffering and limiting device for engineering machinery

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2334141A (en) * 1942-03-26 1943-11-09 Frank P Zierden Hose reel
US2343491A (en) * 1942-04-30 1944-03-07 Bard Swivel joint
US2725996A (en) * 1953-04-22 1955-12-06 Paul F Britton Universal head for controlling clamshell bucket and similar material handling devices
US2990851A (en) * 1958-06-23 1961-07-04 Mcevoy Co Multiple valve and connection
JPS429871Y1 (en) * 1964-05-13 1967-05-30
US3413029A (en) * 1966-08-01 1968-11-26 Esco Corp Material handling apparatus
FR1508347A (en) * 1966-11-24 1968-01-05 Poclain Sa Easily removable orientation assembly for earthmoving machine clamshell
US3462029A (en) * 1968-02-02 1969-08-19 Bucyrus Erie Co Rocker support for bucket attachment
JPS471250U (en) * 1971-01-18 1972-08-12

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388752A1 (en) * 1977-04-26 1978-11-24 Fuchs Johannes OPERATING MACHINE WITH A CLAMP BUCKET WHOSE OPENING MOVEMENT IS LIMITED BY DAMPER SPRINGS
FR2445290A1 (en) * 1978-12-28 1980-07-25 Liebherr Hydraulikbagger TOOL SUSPENSION FOR HYDRAULICALLY CONTROLLED INTERCHANGEABLE TOOLS
EP0058383A2 (en) * 1981-02-13 1982-08-25 Heinz Thumm Oelhydraulische Antriebe GmbH Rotating device for hanging loads
EP0058383A3 (en) * 1981-02-13 1984-05-02 Heinz Thumm Oelhydraulische Antriebe GmbH Rotating device for hanging loads

Also Published As

Publication number Publication date
GB1448843A (en) 1976-09-08
DE2343558A1 (en) 1974-02-28
GB1448842A (en) 1976-09-08
FR2197093B1 (en) 1978-11-10
JPS4958609A (en) 1974-06-06
GB1448841A (en) 1976-09-08
US3873133A (en) 1975-03-25
DE2343558C2 (en) 1982-08-12
CA993472A (en) 1976-07-20
BR7306367D0 (en) 1974-07-25
BE803836A (en) 1974-02-21

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse