Title:
LIFTING HOOK DEVICE
Document Type and Number:
Japanese Patent JP2843974
Kind Code:
B2
Abstract:
PURPOSE: To safely and reliably pinch an object to be lifted such as a H-steel, and to enable hooks to be extremely easily attached and detached.
CONSTITUTION: A lifting hook device is provided with a main body frame 1 formed into a rectangular shape, hook parts 2, 3 attached on both right and left ends of the main body frame 1, and a leg part 4 perpendicularly attached in the center part of the main body frame 1 so as to be vertically slid and turned within the specified range. The right and left hook parts 2, 3 are provided with hook main bodies 20, 30 on which respective fixed jaw parts 22, 32 are provided, and movable jaw parts 21, 31 pivotally supported so as to be oscillated in relation to the hook main bodies, and they are so arranged as to be engaged with both sides of an object to be lifted from the facing directions, and suspending rings 24, 34 to which suspending wires are to be connected are attached on the terminals of the movable jaw parts of both side hook parts. A turning mechanism for turning the main body frame 1 in such a direction as to release the engagement of the hook parts 2, 3 from the object to be lifted is provided in the center part of the main body frame 1 when its own weight of the main body frame 1 is put on the leg 4.
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Inventors:
HAYASHI HITOSHI
Application Number:
JP15487995A
Publication Date:
January 06, 1999
Filing Date:
June 21, 1995
Export Citation:
Assignee:
HAYASHI HITOSHI
International Classes:
B66C1/28; B66C1/34; B66C1/38; B66C1/48; B66C1/64; (IPC1-7): B66C1/28; B66C1/38; B66C1/48; B66C1/64
Domestic Patent References:
| JP52112957A | ||||
| JP5647879U | ||||
| JP439889Y1 |
Attorney, Agent or Firm:
Kentaro Iida (1 person outside)
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