FR2463091A1 - Structure perfectionnee de tete de grappin - Google Patents

Structure perfectionnee de tete de grappin Download PDF

Info

Publication number
FR2463091A1
FR2463091A1 FR8017098A FR8017098A FR2463091A1 FR 2463091 A1 FR2463091 A1 FR 2463091A1 FR 8017098 A FR8017098 A FR 8017098A FR 8017098 A FR8017098 A FR 8017098A FR 2463091 A1 FR2463091 A1 FR 2463091A1
Authority
FR
France
Prior art keywords
hook
pivot means
hooks
portions
frame
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
FR8017098A
Other languages
English (en)
French (fr)
Other versions
FR2463091B1 (enExample
Inventor
John Richard Muntjanoff
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 FR2463091A1 publication Critical patent/FR2463091A1/fr
Application granted granted Critical
Publication of FR2463091B1 publication Critical patent/FR2463091B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
FR8017098A 1979-08-09 1980-08-01 Structure perfectionnee de tete de grappin Granted FR2463091A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1979/000584 WO1981000396A1 (en) 1979-08-09 1979-08-09 Grapple head arrangement

Publications (2)

Publication Number Publication Date
FR2463091A1 true FR2463091A1 (fr) 1981-02-20
FR2463091B1 FR2463091B1 (enExample) 1984-03-09

Family

ID=22147657

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8017098A Granted FR2463091A1 (fr) 1979-08-09 1980-08-01 Structure perfectionnee de tete de grappin

Country Status (3)

Country Link
CA (1) CA1120075A (enExample)
FR (1) FR2463091A1 (enExample)
WO (1) WO1981000396A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1712512A1 (en) * 2005-04-14 2006-10-18 Caterpillar Work Tools B. V. Apparatus for opening and closing a pair of load lifters

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989003800A1 (en) * 1987-10-19 1989-05-05 Hiab-Foco Ab Crane-mounted implement

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048288A (en) * 1960-06-13 1962-08-07 Paul M Dwyer Material handling means
US3620394A (en) * 1969-05-08 1971-11-16 Timberjack Machines Ltd Logging apparatus
FR2111939A1 (enExample) * 1970-10-30 1972-06-09 Deere & Co
LU68189A1 (enExample) * 1972-08-09 1973-10-16
US3781056A (en) * 1971-10-12 1973-12-25 Deere & Co Logging grapple
FR2236769A1 (en) * 1973-07-09 1975-02-07 Satime Armee Easily dismantled crane grapple for logs - has horiz. pivoting ram and reaction rod between curved jaws
US3933389A (en) * 1974-10-16 1976-01-20 Deere & Company Grapple structure
US3972431A (en) * 1975-02-24 1976-08-03 Caterpillar Tractor Co. Grapple unit for logging vehicles
US4004622A (en) * 1974-01-07 1977-01-25 Logging Development Corporation Harvester processor assembly
US4005894A (en) * 1975-10-16 1977-02-01 J. I. Case Company Log grappling apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2604220A (en) * 1949-03-25 1952-07-22 Towmotor Corp Grab mechanism for industrial trucks
US3310335A (en) * 1965-10-13 1967-03-21 Neil E Shuey Load lifting mechanism

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048288A (en) * 1960-06-13 1962-08-07 Paul M Dwyer Material handling means
US3620394A (en) * 1969-05-08 1971-11-16 Timberjack Machines Ltd Logging apparatus
FR2111939A1 (enExample) * 1970-10-30 1972-06-09 Deere & Co
US3781056A (en) * 1971-10-12 1973-12-25 Deere & Co Logging grapple
LU68189A1 (enExample) * 1972-08-09 1973-10-16
FR2236769A1 (en) * 1973-07-09 1975-02-07 Satime Armee Easily dismantled crane grapple for logs - has horiz. pivoting ram and reaction rod between curved jaws
US4004622A (en) * 1974-01-07 1977-01-25 Logging Development Corporation Harvester processor assembly
US3933389A (en) * 1974-10-16 1976-01-20 Deere & Company Grapple structure
US3972431A (en) * 1975-02-24 1976-08-03 Caterpillar Tractor Co. Grapple unit for logging vehicles
US4005894A (en) * 1975-10-16 1977-02-01 J. I. Case Company Log grappling apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1712512A1 (en) * 2005-04-14 2006-10-18 Caterpillar Work Tools B. V. Apparatus for opening and closing a pair of load lifters

Also Published As

Publication number Publication date
WO1981000396A1 (en) 1981-02-19
FR2463091B1 (enExample) 1984-03-09
CA1120075A (en) 1982-03-16

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Legal Events

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