FR1339635A - Clamshell - Google Patents

Clamshell

Info

Publication number
FR1339635A
FR1339635A FR908020A FR908020A FR1339635A FR 1339635 A FR1339635 A FR 1339635A FR 908020 A FR908020 A FR 908020A FR 908020 A FR908020 A FR 908020A FR 1339635 A FR1339635 A FR 1339635A
Authority
FR
France
Prior art keywords
clamshell
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
FR908020A
Other languages
French (fr)
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.)
YUMBO
Original Assignee
YUMBO
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
Priority to BE635716D priority Critical patent/BE635716A/xx
Application filed by YUMBO filed Critical YUMBO
Priority to FR908020A priority patent/FR1339635A/en
Priority to GB29726/63A priority patent/GB996785A/en
Priority to ES0290397A priority patent/ES290397A1/en
Priority to US298850A priority patent/US3202306A/en
Priority to DES86462A priority patent/DE1234369B/en
Priority to FI1644/63A priority patent/FI42190B/fi
Application granted granted Critical
Publication of FR1339635A publication Critical patent/FR1339635A/en
Priority to OA50962A priority patent/OA00874A/en
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
    • E02F3/40—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
    • 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)
FR908020A 1962-08-28 1962-08-28 Clamshell Expired FR1339635A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE635716D BE635716A (en) 1962-08-28
FR908020A FR1339635A (en) 1962-08-28 1962-08-28 Clamshell
GB29726/63A GB996785A (en) 1962-08-28 1963-07-26 Improvements in or relating to grab bucket
ES0290397A ES290397A1 (en) 1962-08-28 1963-07-27 Grab bucket
US298850A US3202306A (en) 1962-08-28 1963-07-31 Grab bucket
DES86462A DE1234369B (en) 1962-08-28 1963-07-31 Excavator grab for loaders, cranes, etc. like
FI1644/63A FI42190B (en) 1962-08-28 1963-08-28
OA50962A OA00874A (en) 1962-08-28 1964-12-22 Clamshell.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR908020A FR1339635A (en) 1962-08-28 1962-08-28 Clamshell

Publications (1)

Publication Number Publication Date
FR1339635A true FR1339635A (en) 1963-10-11

Family

ID=8785880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908020A Expired FR1339635A (en) 1962-08-28 1962-08-28 Clamshell

Country Status (8)

Country Link
US (1) US3202306A (en)
BE (1) BE635716A (en)
DE (1) DE1234369B (en)
ES (1) ES290397A1 (en)
FI (1) FI42190B (en)
FR (1) FR1339635A (en)
GB (1) GB996785A (en)
OA (1) OA00874A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418307A1 (en) * 1978-02-24 1979-09-21 Poclain Hydraulics Sa Suspension unit for grab bucket - uses main feed fluid pressure to block relative turning of suspension and bucket (BE 6.6.79)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1435124A (en) * 1965-03-01 1966-04-15 Auxitra Clamshell

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR409830A (en) * 1909-11-30 1910-05-02 Albert Morillon Automatic clamshell
US1236418A (en) * 1914-01-31 1917-08-14 John Fogarty Co Inc Excavating-machine.
US2702137A (en) * 1950-09-12 1955-02-15 Loran G Ives Tractor attached excavator
US2689661A (en) * 1951-10-25 1954-09-21 Daniel F Przybylski Dipper stick and dipper operating means
FR1136481A (en) * 1955-10-13 1957-05-23 Poclain Atel Hydraulically operated clamshell
DE1088682B (en) * 1958-02-17 1960-09-08 Kaspar Klaus Orange peel grab
US3055521A (en) * 1959-02-17 1962-09-25 Al Mfg Company Du Power actuated grapple fork loader
US3109545A (en) * 1959-12-15 1963-11-05 Gen Mills Inc Telescopic material handling support
US3080988A (en) * 1960-05-09 1963-03-12 Garbage Service Company Inc Grapple device for material handling apparatus
FR79892E (en) * 1961-06-01 1963-02-08 Poclain Atel Hydraulically operated clamshell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418307A1 (en) * 1978-02-24 1979-09-21 Poclain Hydraulics Sa Suspension unit for grab bucket - uses main feed fluid pressure to block relative turning of suspension and bucket (BE 6.6.79)

Also Published As

Publication number Publication date
BE635716A (en)
DE1234369B (en) 1967-02-16
ES290397A1 (en) 1964-03-16
OA00874A (en) 1968-03-22
GB996785A (en) 1965-06-30
FI42190B (en) 1970-02-02
US3202306A (en) 1965-08-24

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