CA962304A - Lifting clamps - Google Patents

Lifting clamps

Info

Publication number
CA962304A
CA962304A CA159,437A CA159437A CA962304A CA 962304 A CA962304 A CA 962304A CA 159437 A CA159437 A CA 159437A CA 962304 A CA962304 A CA 962304A
Authority
CA
Canada
Prior art keywords
lifting clamps
clamps
lifting
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
CA159,437A
Other versions
CA159437S (en
Inventor
Valentine T. Kopp
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.)
MERRILL BROTHERS
Original Assignee
MERRILL BROTHERS
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 MERRILL BROTHERS filed Critical MERRILL BROTHERS
Application granted granted Critical
Publication of CA962304A publication Critical patent/CA962304A/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
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B66C1/48—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces to vertical edge portions of sheets, tubes, or like thin or thin-walled articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
CA159,437A 1972-04-05 1972-12-19 Lifting clamps Expired CA962304A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24120972A 1972-04-05 1972-04-05

Publications (1)

Publication Number Publication Date
CA962304A true CA962304A (en) 1975-02-04

Family

ID=22909715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,437A Expired CA962304A (en) 1972-04-05 1972-12-19 Lifting clamps

Country Status (9)

Country Link
US (1) US3773377A (en)
JP (1) JPS5211984B2 (en)
AT (1) AT328133B (en)
AU (1) AU454511B2 (en)
BE (1) BE794785A (en)
CA (1) CA962304A (en)
CH (1) CH558298A (en)
FR (1) FR2178855B1 (en)
IT (1) IT974012B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5298052A (en) * 1976-02-12 1977-08-17 Hitachi Ltd Mold for injection molding
NL8003800A (en) * 1980-07-01 1982-02-01 Stamicarbon METHOD AND APPARATUS FOR INJECTION MOLDING OF PLASTICS.
US4498699A (en) * 1982-10-29 1985-02-12 J. C. Renfroe And Sons, Inc. Lifting clamp locking mechanism with push button release handle
JPS59189596A (en) * 1983-04-11 1984-10-27 日立照明株式会社 Circuit for firing fluorescent lamp electronically
US4492401A (en) * 1983-06-14 1985-01-08 J. C. Renfroe And Sons, Inc. Non-marring lifting clamp
JPS63237920A (en) * 1987-03-26 1988-10-04 Nissei Plastics Ind Co Injection mold
FR2614886B1 (en) * 1987-05-07 1989-08-18 Langloy Charles PLIERS FOR HANDLING AND LIFTING SHEETS, PLATES OR THE LIKE
JPH0191515U (en) * 1987-12-08 1989-06-15
DE3935823C2 (en) * 1989-10-27 1994-05-05 Siegert & Co Clamp for sheet metal transport
US8038106B2 (en) * 2007-11-29 2011-10-18 Thomas & Betts International, Inc. Fast beam clamp
US7819448B2 (en) * 2008-03-03 2010-10-26 Cooper Brands, Inc. Plate lifting clamp
CN111003631A (en) * 2019-12-12 2020-04-14 杨俊玲 Horizontal hanging tongs for hoisting thin plate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297354A (en) * 1966-04-11 1967-01-10 Renfroe & Sons J C Lifting clamp
US3507534A (en) * 1968-12-30 1970-04-21 Merrill Brothers Plate lifting clamp with automatic release mechanism

Also Published As

Publication number Publication date
FR2178855B1 (en) 1977-09-30
DE2309502B2 (en) 1976-04-15
JPS4914854A (en) 1974-02-08
AT328133B (en) 1976-03-10
ATA170873A (en) 1975-05-15
AU454511B2 (en) 1974-10-31
US3773377A (en) 1973-11-20
FR2178855A1 (en) 1973-11-16
IT974012B (en) 1974-06-20
BE794785A (en) 1973-05-16
JPS5211984B2 (en) 1977-04-04
CH558298A (en) 1975-01-31
AU4922072A (en) 1974-05-23
DE2309502A1 (en) 1973-10-11

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