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Patent Searching and Data


Title:
ROLL HOISTING ACCESSORY
Document Type and Number:
Japanese Patent JPH04313594
Kind Code:
A
Abstract:

PURPOSE: To provide a roll hoisting accessory capable of effectively using for an automatic crane.

CONSTITUTION: A main body frame 4 of a hoisting accessory is hung with wire ropes 11 from the crane trolley, and is elevatably held with a pair of guide frames 1 hung from a trolley so as to nip the main body frame 4. A pair of nail trucks 12 mutually approachable and separable with a nail truck moving device 15 is provided on the main body frame 4 in its longitudinal direction. A gripping nail 22 composed of a pair of nail pieces 23 is hungly provided on each nail truck 12. The gripping nail 22 is made capable of opening and closing with a nail opening/closing device 26 composed of two links 29, connecting between the nail pieces 23, and a moving means 32 vertically moving the linking parts (shaft 28) of the links 29.


Inventors:
SASAKI OSAMU
OTOBE YASUSHI
Application Number:
JP7897891A
Publication Date:
November 05, 1992
Filing Date:
April 11, 1991
Export Citation:
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Assignee:
SUMITOMO HEAVY INDUSTRIES
SUMITOMO METAL IND
International Classes:
B66C1/10; B66C1/28; B66C13/06; B66C17/04; (IPC1-7): B66C1/10; B66C1/28; B66C13/06; B66C17/04
Domestic Patent References:
JPS55136253A1980-10-23
JPS6216100A1987-01-24