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Title:
HOOK CONNECTION CONFIRMATION DEVICE
Document Type and Number:
Japanese Patent JP2014140545
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hook connection confirmation device which gives caution warning when a connected member is made to enter a hook part of a hook through a movable stopper, and can secure a connection work of the hook and the connected member.SOLUTION: A hook connection confirmation device comprises: first detection means 31 for detecting the grip of a safety rope hook 10 by a worker M; second detection means 32 for detecting motion of a movable stopper 12 at the time of the grip of the safety rope hook 10 by the worker M; and connection confirmation control means 33 connected with the first detection means 31 and the second detection means 32. The connection confirmation control means 33 outputs caution warning based on a grip confirmation signal S1 from the first detection means 31 by the grip of the safety rope hook 10 by the worker M, and stops the output of the caution warning based on an entry confirmation signal S2 from the second detection means 32 by the motion of the movable stopper 12 with the entry of a D ring 25 into the hook part 11a of the safety rope hook 10.

Inventors:
OKUDA KAZUMI
YAMAMOTO HIDEOMI
Application Number:
JP2013011518A
Publication Date:
August 07, 2014
Filing Date:
January 24, 2013
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ENERGIA COMMUNICATIONS INC
International Classes:
A62B35/00; F16B45/04
Domestic Patent References:
JPS5975062A1984-04-27
JP2007044166A2007-02-22
JPS6054832U1985-04-17
JPS4924559Y11974-07-02
Attorney, Agent or Firm:
原嶋 成時郎



 
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