FR2611771B1 - SELF-TIGHTENING PLIERS FOR LAYING ROAD ELEMENTS - Google Patents
SELF-TIGHTENING PLIERS FOR LAYING ROAD ELEMENTSInfo
- Publication number
- FR2611771B1 FR2611771B1 FR8702748A FR8702748A FR2611771B1 FR 2611771 B1 FR2611771 B1 FR 2611771B1 FR 8702748 A FR8702748 A FR 8702748A FR 8702748 A FR8702748 A FR 8702748A FR 2611771 B1 FR2611771 B1 FR 2611771B1
- Authority
- FR
- France
- Prior art keywords
- self
- road elements
- laying road
- tightening pliers
- pliers
- 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 - Lifetime
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
- E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets
-
- 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
- B66C1/442—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces actuated by lifting force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8702748A FR2611771B1 (en) | 1987-02-26 | 1987-02-26 | SELF-TIGHTENING PLIERS FOR LAYING ROAD ELEMENTS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8702748A FR2611771B1 (en) | 1987-02-26 | 1987-02-26 | SELF-TIGHTENING PLIERS FOR LAYING ROAD ELEMENTS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2611771A1 FR2611771A1 (en) | 1988-09-09 |
FR2611771B1 true FR2611771B1 (en) | 1992-07-10 |
Family
ID=9348476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8702748A Expired - Lifetime FR2611771B1 (en) | 1987-02-26 | 1987-02-26 | SELF-TIGHTENING PLIERS FOR LAYING ROAD ELEMENTS |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2611771B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102730551A (en) * | 2012-07-09 | 2012-10-17 | 中交二航局第四工程有限公司安徽分公司 | Dedicated sling for concrete duct piece |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4125043C2 (en) * | 1991-07-29 | 1995-04-13 | Lothar Schneegans | Plate lifter with handle and scissors frame |
FR2726050B1 (en) * | 1994-10-24 | 1996-12-06 | Lebre Charles J P | AUTOMATIC DEVICE WITH MILLIMETER ADJUSTMENT FOR STOPPING THE RELATIVE SLIDING OF TWO ELEMENTS, AND APPARATUSES IMPLEMENTING SUCH A DEVICE |
FR2726052B1 (en) * | 1994-10-24 | 1996-12-06 | Lebre Charles J P | VARIABLE GEOMETRY HANDLING GRIPPER FOR TAKING AND TIGHTENING A LOAD |
IT1401053B1 (en) * | 2010-07-26 | 2013-07-12 | I E G I Impresa Edile Generale Imolese Di Scarcella Natale D I | CLAMP DEVICE FOR LAYING BRICK BLOCKS, OR SIMILAR |
CN108161549A (en) * | 2017-11-27 | 2018-06-15 | 河南高盛企业管理咨询有限公司 | A kind of hand-held machine work holder |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB241092A (en) * | 1925-03-10 | 1925-10-15 | Wiliam Nielsen | Tong for lifting and transporting cases, parcels, sacks, timber and similar goods |
US2060722A (en) * | 1935-04-11 | 1936-11-10 | Breslav Jack | Hoist grab |
US2874990A (en) * | 1955-08-18 | 1959-02-24 | Heppenstall Co | Beam tongs |
US3199910A (en) * | 1963-01-30 | 1965-08-10 | Mansaver Ind Inc | Grapple and control therefor |
US3237980A (en) * | 1964-04-06 | 1966-03-01 | Country Engineering Inc | Cylindrical object clamping devices |
US3287057A (en) * | 1965-02-09 | 1966-11-22 | Dow Chemical Co | Coil tongs |
US4133570A (en) * | 1977-07-22 | 1979-01-09 | B. V. Nederlandse Kraanbouw Maatschappij Nkm | Hoisting apparatus having improved clamping means |
US4105240A (en) * | 1977-07-26 | 1978-08-08 | Butler Manufacturing Company | Lifting device for large panels |
-
1987
- 1987-02-26 FR FR8702748A patent/FR2611771B1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102730551A (en) * | 2012-07-09 | 2012-10-17 | 中交二航局第四工程有限公司安徽分公司 | Dedicated sling for concrete duct piece |
Also Published As
Publication number | Publication date |
---|---|
FR2611771A1 (en) | 1988-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |