FR2374253A1 - Tenaille pour la manutention de charges - Google Patents
Tenaille pour la manutention de chargesInfo
- Publication number
- FR2374253A1 FR2374253A1 FR7638145A FR7638145A FR2374253A1 FR 2374253 A1 FR2374253 A1 FR 2374253A1 FR 7638145 A FR7638145 A FR 7638145A FR 7638145 A FR7638145 A FR 7638145A FR 2374253 A1 FR2374253 A1 FR 2374253A1
- Authority
- FR
- France
- Prior art keywords
- automatic lifting
- levers
- bolt
- collapsible
- compact
- 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.)
- Withdrawn
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
- B66C1/422—Gripping members engaging only the external or internal surfaces of the articles actuated by lifting force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Scissors And Nippers (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
Tenaille reliée à un organe de suspension par un ensemble de leviers en oiseaux formant un losange déformable et comportant un moyen de verrouillage automatique en position ouverte par interposition d'un verrou entre deux leviers du losange. Le moyen de commande du verrouillage et du déverrouillage est constitué d'un levier monté pivotant sur l'organe de suspension. A une extrémité de ce levier est articulée une bielle de suspension du verrou. Des moyens contrôlent le pivotement du levier. Ces moyens peuvent être constitués d'un contrepoids coopérant avec une came L'invention s'applique aux tenailles destinées à la manutention de charges, en particulier de lingots d'acier.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7638145A FR2374253A1 (fr) | 1976-12-17 | 1976-12-17 | Tenaille pour la manutention de charges |
DE19772756046 DE2756046A1 (de) | 1976-12-17 | 1977-12-15 | Hebezange mit einer verriegelung der geoeffneten zange |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7638145A FR2374253A1 (fr) | 1976-12-17 | 1976-12-17 | Tenaille pour la manutention de charges |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2374253A1 true FR2374253A1 (fr) | 1978-07-13 |
Family
ID=9181209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7638145A Withdrawn FR2374253A1 (fr) | 1976-12-17 | 1976-12-17 | Tenaille pour la manutention de charges |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2756046A1 (fr) |
FR (1) | FR2374253A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6325434B1 (en) * | 1999-06-14 | 2001-12-04 | Toho Titanium Co., Ltd. | Tongs apparatus equipped with supplemental-holding-force apparatus |
CN102862913A (zh) * | 2012-09-29 | 2013-01-09 | 浙江荣峰起重机械制造有限公司 | 一种自动开闭夹具 |
CN117023365A (zh) * | 2023-10-09 | 2023-11-10 | 纽科伦(新乡)起重机有限公司 | 一种低净空双层轨道折弯推杆夹具装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3202249A1 (de) * | 1982-01-25 | 1983-08-04 | Arnold Vetter Kg, 5900 Siegen | Zange zum transport von breitflaechigen bauplatten |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE141362C (fr) * | ||||
US2337177A (en) * | 1942-10-08 | 1943-12-21 | Breslav Jack | Lifting grab |
GB629367A (en) * | 1947-06-06 | 1949-09-19 | Geoffrey Ewart James | Improvements in or relating to gripping devices |
GB739720A (en) * | 1952-11-11 | 1955-11-02 | Priestman Brothers | Improvements relating to lifting tongs and the like |
FR1323219A (fr) * | 1962-05-04 | 1963-04-05 | Pince automatique de manipulation de conduites | |
FR1392422A (fr) * | 1963-05-15 | 1965-03-12 | Lifting Gear Products Engineer | Dispositif formant pince de levage ou analogue et ses diverses applications |
US3508780A (en) * | 1968-06-17 | 1970-04-28 | American Forge & Mfg Co Inc | Control device for tongs |
GB1224694A (en) * | 1969-03-26 | 1971-03-10 | Herbert Morris Brown Lenox Ltd | Lifting tongs |
FR2073445A1 (fr) * | 1969-12-02 | 1971-10-01 | British Steel Corp |
-
1976
- 1976-12-17 FR FR7638145A patent/FR2374253A1/fr not_active Withdrawn
-
1977
- 1977-12-15 DE DE19772756046 patent/DE2756046A1/de active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE141362C (fr) * | ||||
US2337177A (en) * | 1942-10-08 | 1943-12-21 | Breslav Jack | Lifting grab |
GB629367A (en) * | 1947-06-06 | 1949-09-19 | Geoffrey Ewart James | Improvements in or relating to gripping devices |
GB739720A (en) * | 1952-11-11 | 1955-11-02 | Priestman Brothers | Improvements relating to lifting tongs and the like |
FR1323219A (fr) * | 1962-05-04 | 1963-04-05 | Pince automatique de manipulation de conduites | |
FR1392422A (fr) * | 1963-05-15 | 1965-03-12 | Lifting Gear Products Engineer | Dispositif formant pince de levage ou analogue et ses diverses applications |
US3508780A (en) * | 1968-06-17 | 1970-04-28 | American Forge & Mfg Co Inc | Control device for tongs |
GB1224694A (en) * | 1969-03-26 | 1971-03-10 | Herbert Morris Brown Lenox Ltd | Lifting tongs |
FR2073445A1 (fr) * | 1969-12-02 | 1971-10-01 | British Steel Corp |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6325434B1 (en) * | 1999-06-14 | 2001-12-04 | Toho Titanium Co., Ltd. | Tongs apparatus equipped with supplemental-holding-force apparatus |
CN102862913A (zh) * | 2012-09-29 | 2013-01-09 | 浙江荣峰起重机械制造有限公司 | 一种自动开闭夹具 |
CN117023365A (zh) * | 2023-10-09 | 2023-11-10 | 纽科伦(新乡)起重机有限公司 | 一种低净空双层轨道折弯推杆夹具装置 |
CN117023365B (zh) * | 2023-10-09 | 2024-02-06 | 纽科伦(新乡)起重机有限公司 | 一种低净空双层轨道折弯推杆夹具装置 |
Also Published As
Publication number | Publication date |
---|---|
DE2756046A1 (de) | 1978-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |