FR1325723A - Hydraulically operated clamshell - Google Patents

Hydraulically operated clamshell

Info

Publication number
FR1325723A
FR1325723A FR891482A FR891482A FR1325723A FR 1325723 A FR1325723 A FR 1325723A FR 891482 A FR891482 A FR 891482A FR 891482 A FR891482 A FR 891482A FR 1325723 A FR1325723 A FR 1325723A
Authority
FR
France
Prior art keywords
hydraulically operated
clamshell
operated clamshell
hydraulically
operated
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
FR891482A
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.)
Societe Francaise de Construction de Bennes Automatiques BENOTO SA
Original Assignee
Societe Francaise de Construction de Bennes Automatiques BENOTO 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 Societe Francaise de Construction de Bennes Automatiques BENOTO SA filed Critical Societe Francaise de Construction de Bennes Automatiques BENOTO SA
Priority to FR891482A priority Critical patent/FR1325723A/en
Application granted granted Critical
Publication of FR1325723A publication Critical patent/FR1325723A/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)
FR891482A 1962-03-19 1962-03-19 Hydraulically operated clamshell Expired FR1325723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR891482A FR1325723A (en) 1962-03-19 1962-03-19 Hydraulically operated clamshell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR891482A FR1325723A (en) 1962-03-19 1962-03-19 Hydraulically operated clamshell

Publications (1)

Publication Number Publication Date
FR1325723A true FR1325723A (en) 1963-05-03

Family

ID=8774847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR891482A Expired FR1325723A (en) 1962-03-19 1962-03-19 Hydraulically operated clamshell

Country Status (1)

Country Link
FR (1) FR1325723A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218540A1 (en) * 1973-02-21 1974-09-13 Elphiac Sa CRUSHING APPARATUS FOR MELTED METAL CRUCIBLE
US4178030A (en) * 1977-04-26 1979-12-11 Firma Johannes Fuchs Grapple or grab-bucket safety mechanism
EP0168711A1 (en) * 1984-07-11 1986-01-22 Erich Sennebogen Grabbing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218540A1 (en) * 1973-02-21 1974-09-13 Elphiac Sa CRUSHING APPARATUS FOR MELTED METAL CRUCIBLE
US4178030A (en) * 1977-04-26 1979-12-11 Firma Johannes Fuchs Grapple or grab-bucket safety mechanism
EP0168711A1 (en) * 1984-07-11 1986-01-22 Erich Sennebogen Grabbing device

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