GB229110A - Improvements in and relating to grabs for excavators, dredges and the like - Google Patents

Improvements in and relating to grabs for excavators, dredges and the like

Info

Publication number
GB229110A
GB229110A GB574924A GB574924A GB229110A GB 229110 A GB229110 A GB 229110A GB 574924 A GB574924 A GB 574924A GB 574924 A GB574924 A GB 574924A GB 229110 A GB229110 A GB 229110A
Authority
GB
United Kingdom
Prior art keywords
grabs
sleeve
dredges
excavators
relating
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
GB574924A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB574924A priority Critical patent/GB229110A/en
Publication of GB229110A publication Critical patent/GB229110A/en
Expired 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
    • B66C3/06—Grabs actuated by a single rope or chain

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

229,110. Lobnitz & Co., Ltd., (Robinson, A. W.). March 6, 1924. Grab-buckets.-In grabs which are forced positively into the material by a downward movement of a jib, boom, &c., the jaws 8, 8<a> are connected by links 6, 6<a> to an inextensible sleeve 4 suspended from the jib, &c. 1 by a universal joint 2, 3. The jaws are pivotally connected to a socket 11 in which is fixed a rod 12 movable in the sleeve 4 and suspended by a rope 13 connected to a winding drum. The rope passes round a pulley 14 on the rod 12 and a duplex pulley 15 on the sleeve 4.
GB574924A 1924-03-06 1924-03-06 Improvements in and relating to grabs for excavators, dredges and the like Expired GB229110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB574924A GB229110A (en) 1924-03-06 1924-03-06 Improvements in and relating to grabs for excavators, dredges and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB574924A GB229110A (en) 1924-03-06 1924-03-06 Improvements in and relating to grabs for excavators, dredges and the like

Publications (1)

Publication Number Publication Date
GB229110A true GB229110A (en) 1925-02-19

Family

ID=9801920

Family Applications (1)

Application Number Title Priority Date Filing Date
GB574924A Expired GB229110A (en) 1924-03-06 1924-03-06 Improvements in and relating to grabs for excavators, dredges and the like

Country Status (1)

Country Link
GB (1) GB229110A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117645241A (en) * 2024-01-29 2024-03-05 川楚联合国际工程有限公司 Steel construction factory building roof component hoist device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117645241A (en) * 2024-01-29 2024-03-05 川楚联合国际工程有限公司 Steel construction factory building roof component hoist device
CN117645241B (en) * 2024-01-29 2024-04-19 川楚联合国际工程有限公司 Steel construction factory building roof component hoist device

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