CA921513A - Lifting clamp - Google Patents

Lifting clamp

Info

Publication number
CA921513A
CA921513A CA100879A CA100879A CA921513A CA 921513 A CA921513 A CA 921513A CA 100879 A CA100879 A CA 100879A CA 100879 A CA100879 A CA 100879A CA 921513 A CA921513 A CA 921513A
Authority
CA
Canada
Prior art keywords
lifting clamp
clamp
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
CA100879A
Other languages
English (en)
Other versions
CA100879S (en
Inventor
L. Renfroe Raymond
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.)
J C RENFROE AND SONS
Original Assignee
J C RENFROE AND SONS
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 J C RENFROE AND SONS filed Critical J C RENFROE AND SONS
Application granted granted Critical
Publication of CA921513A publication Critical patent/CA921513A/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)
CA100879A 1970-08-05 1970-12-17 Lifting clamp Expired CA921513A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6107470A 1970-08-05 1970-08-05

Publications (1)

Publication Number Publication Date
CA921513A true CA921513A (en) 1973-02-20

Family

ID=22033443

Family Applications (1)

Application Number Title Priority Date Filing Date
CA100879A Expired CA921513A (en) 1970-08-05 1970-12-17 Lifting clamp

Country Status (8)

Country Link
US (1) US3659890A (nl)
JP (1) JPS5014010B1 (nl)
BE (1) BE761648A (nl)
CA (1) CA921513A (nl)
DE (1) DE2062988C3 (nl)
FR (1) FR2101227B1 (nl)
GB (1) GB1275190A (nl)
NL (1) NL167928C (nl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851358A (en) * 1973-10-01 1974-12-03 M Janosko Non-marring horizontal clamp
US3960264A (en) * 1975-01-28 1976-06-01 Burroughs Corporation Item transport apparatus
US4113298A (en) * 1976-08-02 1978-09-12 Merrill Brothers Lifting clamp and spring therefor
US4492401A (en) * 1983-06-14 1985-01-08 J. C. Renfroe And Sons, Inc. Non-marring lifting clamp
US4736971A (en) * 1986-11-14 1988-04-12 Acme Machine Works, Inc. Billet grab
US7699835B2 (en) * 2001-02-15 2010-04-20 Hansen Medical, Inc. Robotically controlled surgical instruments
DE20212400U1 (de) * 2002-08-13 2003-03-13 Winden- und Maschinenbau Greßbach GmbH, 63785 Obernburg Greifmittel-Vorrichtung
US7059644B2 (en) * 2002-11-18 2006-06-13 Neufeldt Roy E Truss gripping hook
US20090066099A1 (en) * 2002-11-18 2009-03-12 Neufeldt Roy E Truss hook
US7121600B2 (en) * 2003-05-02 2006-10-17 Pugh Acquisition Company Personnel transfer device for offshore use
DE102004046523A1 (de) * 2004-09-23 2006-04-13 Yale Industrial Products Gmbh Lastaufnahmemittel
US8326450B2 (en) * 2004-12-07 2012-12-04 Lockheed Martin Corporation Method and system for GPS augmentation of mail carrier efficiency
US7478794B1 (en) * 2006-09-26 2009-01-20 Rectorseal Corporation Apparatus and methods for gripping an elongated item
NL2000636C2 (nl) * 2007-05-08 2008-11-11 Inter Product Bv Hijsklem.
US8038106B2 (en) 2007-11-29 2011-10-18 Thomas & Betts International, Inc. Fast beam clamp
CA2716771C (en) 2008-03-05 2016-02-09 Southwire Company Device for gripping and installing wire
US8757594B2 (en) 2008-10-23 2014-06-24 Southwire Company, Llc Pulling jacket for use while installing wires in conduit
JP6241949B2 (ja) * 2014-12-18 2017-12-06 キャタピラー エス エー アール エル 作業用走行機体におけるフロントアタッチメント
US11472674B2 (en) 2019-02-28 2022-10-18 Laitram, L.L.C. Lifting clamp including pivot leg
CN116374805B (zh) * 2023-03-10 2023-10-03 杭州众乘科技有限公司 具有防脱落机构的吊挂装置
CN116835435B (zh) * 2023-05-23 2024-01-26 诺威起重设备（苏州）有限公司 一体式起重小车用多功能吊钩

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US300242A (en) * 1884-06-10 Ington
GB148224A (en) * 1919-02-19 1921-10-10 Firmin Smal Improvements in or relating to spray nozzle petrol carburettors for internal combustion engines
US3071406A (en) * 1955-03-30 1963-01-01 Jr Laurence H Lucker Plate clamps
US3178219A (en) * 1962-06-27 1965-04-13 Renfroe & Sons J C Erection clamp
US3262731A (en) * 1964-12-10 1966-07-26 Raymond L Renfroe Locking clamp
US3414315A (en) * 1966-10-19 1968-12-03 Renfroe & Sons J C Lifting clamp

Also Published As

Publication number Publication date
DE2062988B2 (de) 1974-03-07
NL167928C (nl) 1982-02-16
FR2101227B1 (nl) 1975-09-26
FR2101227A1 (nl) 1972-03-31
BE761648A (fr) 1971-06-16
NL7101609A (nl) 1972-02-08
DE2062988C3 (de) 1974-10-17
US3659890A (en) 1972-05-02
GB1275190A (en) 1972-05-24
JPS5014010B1 (nl) 1975-05-24
NL167928B (nl) 1981-09-16
DE2062988A1 (nl) 1972-02-10

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