FR2358811A7 - Grappin destine notamment a la manutention de la ferraille - Google Patents

Grappin destine notamment a la manutention de la ferraille

Info

Publication number
FR2358811A7
FR2358811A7 FR7621650A FR7621650A FR2358811A7 FR 2358811 A7 FR2358811 A7 FR 2358811A7 FR 7621650 A FR7621650 A FR 7621650A FR 7621650 A FR7621650 A FR 7621650A FR 2358811 A7 FR2358811 A7 FR 2358811A7
Authority
FR
France
Prior art keywords
fixed
core
sleeve
grapple
bearing
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
FR7621650A
Other languages
English (en)
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 FR7621650A priority Critical patent/FR2358811A7/fr
Application granted granted Critical
Publication of FR2358811A7 publication Critical patent/FR2358811A7/fr
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
    • B66C3/14—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)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

Le grappin comprend un noyau fixe 2 autour duquel est monté un manchon tournant 4 solidaire de supports de mâchoires commandées par des vérins hydrauliques, ledit noyau 2 comportant deux canaux axiaux 18 et 19 débouchant dans des gorges 26 et 27 reliées au moyen de canalisations aux vérins. Le noyau fixe 2 est monté en appui sur deux roulements 32 et 33 placés en contact avec le fluide hydraulique circulant dans les gorges 26 et 27 et des joints annulaires 36 à surface de frottement plane sont insérés dans le manchon 4 de part et d'autre des roulements 32 et 33. Application à la manutention de la ferraille.
FR7621650A 1976-07-15 1976-07-15 Grappin destine notamment a la manutention de la ferraille Expired FR2358811A7 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7621650A FR2358811A7 (fr) 1976-07-15 1976-07-15 Grappin destine notamment a la manutention de la ferraille

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7621650A FR2358811A7 (fr) 1976-07-15 1976-07-15 Grappin destine notamment a la manutention de la ferraille

Publications (1)

Publication Number Publication Date
FR2358811A7 true FR2358811A7 (fr) 1978-02-10

Family

ID=9175760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7621650A Expired FR2358811A7 (fr) 1976-07-15 1976-07-15 Grappin destine notamment a la manutention de la ferraille

Country Status (1)

Country Link
FR (1) FR2358811A7 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058383A2 (fr) * 1981-02-13 1982-08-25 Heinz Thumm Oelhydraulische Antriebe GmbH Dispositif d'orientement pour charges suspendues
FR2501823A1 (fr) * 1981-03-13 1982-09-17 Ardennes Equipements Dispositif de fixation et d'alimentation d'un equipement hydraulique de manutention a un engin de levage
EP0080670A1 (fr) * 1981-11-25 1983-06-08 Heinz Thumm Oelhydraulische Antriebe GmbH Dispositif de rotation de charges suspendues
FR2546150A1 (fr) * 1983-05-17 1984-11-23 Clerc Georges Accessoire d'appareil de levage formant grappin
FR2651763A1 (fr) * 1989-09-12 1991-03-15 Ferrailles Cie Fse Grappin a dispositif de percage integre pour la manutention de ferrailles.

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058383A2 (fr) * 1981-02-13 1982-08-25 Heinz Thumm Oelhydraulische Antriebe GmbH Dispositif d'orientement pour charges suspendues
EP0058383A3 (fr) * 1981-02-13 1984-05-02 Heinz Thumm Oelhydraulische Antriebe GmbH Dispositif d'orientement pour charges suspendues
FR2501823A1 (fr) * 1981-03-13 1982-09-17 Ardennes Equipements Dispositif de fixation et d'alimentation d'un equipement hydraulique de manutention a un engin de levage
EP0080670A1 (fr) * 1981-11-25 1983-06-08 Heinz Thumm Oelhydraulische Antriebe GmbH Dispositif de rotation de charges suspendues
FR2546150A1 (fr) * 1983-05-17 1984-11-23 Clerc Georges Accessoire d'appareil de levage formant grappin
FR2651763A1 (fr) * 1989-09-12 1991-03-15 Ferrailles Cie Fse Grappin a dispositif de percage integre pour la manutention de ferrailles.
EP0418124A1 (fr) * 1989-09-12 1991-03-20 Compagnie Francaise Des Ferrailles Grappin à dispositif de perçage intégré pour la manutention de ferrailles

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