FR2302953B1 - - Google Patents

Info

Publication number
FR2302953B1
FR2302953B1 FR7605768A FR7605768A FR2302953B1 FR 2302953 B1 FR2302953 B1 FR 2302953B1 FR 7605768 A FR7605768 A FR 7605768A FR 7605768 A FR7605768 A FR 7605768A FR 2302953 B1 FR2302953 B1 FR 2302953B1
Authority
FR
France
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
FR7605768A
Other languages
French (fr)
Other versions
FR2302953A1 (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.)
Mannesmann Demag AG
Original Assignee
Demag AG
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 Demag AG filed Critical Demag AG
Publication of FR2302953A1 publication Critical patent/FR2302953A1/fr
Application granted granted Critical
Publication of FR2302953B1 publication Critical patent/FR2302953B1/fr
Granted 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
    • B66C3/04—Tine grabs
    • 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
    • B66C1/04—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 magnetic means
    • B66C1/06—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 magnetic means electromagnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Manipulator (AREA)
FR7605768A 1975-03-01 1976-03-01 Grappin muni d'aimants de soulevement de charge Granted FR2302953A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752509003 DE2509003C3 (de) 1975-03-01 1975-03-01 Greifer mit den Greifarmen zugeordneten Lasthebemagneten

Publications (2)

Publication Number Publication Date
FR2302953A1 FR2302953A1 (fr) 1976-10-01
FR2302953B1 true FR2302953B1 (ja) 1981-12-11

Family

ID=5940223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7605768A Granted FR2302953A1 (fr) 1975-03-01 1976-03-01 Grappin muni d'aimants de soulevement de charge

Country Status (3)

Country Link
DE (1) DE2509003C3 (ja)
FR (1) FR2302953A1 (ja)
IT (1) IT1062946B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3841940C1 (en) * 1988-12-13 1990-05-23 Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf, De Crescent-shaped basic body of a blade of a multi-bladed grab
FR2651220B1 (fr) * 1989-08-29 1991-11-29 Koehl Jean Marie Grappin retractable a electro-aimant.
US6168219B1 (en) 1996-08-08 2001-01-02 David M. Futa Grapple
US5762388A (en) * 1996-08-08 1998-06-09 Carlton G. Smith Grapple
US6155619A (en) * 1999-02-04 2000-12-05 Jay A. Kirkpatrick Grapple having one or more tines that include a magnet
US6168221B1 (en) 1999-03-17 2001-01-02 Daimlerchrysler Corporation Magnetic carrier
EP2952634B1 (en) 2014-06-03 2019-03-13 Enel Produzione S.p.A. Loading and unloading apparatus comprising a grab bucket with a closure detecting system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE501512C (de) * 1930-07-02 Guenther Matoni An einer Traverse angebrachte Greiferzange
FR476783A (fr) * 1914-05-08 1915-08-31 Charles Emile Jules Brandt Griffes magnétiques de levage
DE392919C (de) * 1923-01-12 1924-03-27 Maschf Augsburg Nuernberg Ag Lasthebemagnet
US2651538A (en) * 1948-11-12 1953-09-08 Stahmer Bernhardt Lifting magnet
US2850189A (en) * 1956-05-14 1958-09-02 M P Mccaffrey Inc Grapple
DE1087784B (de) * 1957-11-15 1960-08-25 Josef Froehling Konstruktionsb Wendevorrichtung fuer schwere Platten, insbesondere fuer Walzbrammen
US3040921A (en) * 1958-06-18 1962-06-26 United States Steel Corp Plate handling apparatus
GB958539A (en) * 1961-11-01 1964-05-21 Joseph Westwood & Company Ltd Improvements in or relating to grabs
FR2049627A5 (ja) * 1969-06-20 1971-03-26 Raffin Rene
DE2115847A1 (de) * 1971-04-01 1972-10-12 Fritz L Lastmagneteinnchtung zur Hand habung von ferromagnetischen Gegenstanden insbesondere von Brammen und Bunden aus gewalztem Blech

Also Published As

Publication number Publication date
IT1062946B (it) 1985-02-11
DE2509003C3 (de) 1978-12-21
FR2302953A1 (fr) 1976-10-01
DE2509003B2 (de) 1978-04-27
DE2509003A1 (de) 1976-09-09

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Legal Events

Date Code Title Description
ST Notification of lapse