Title:
FASTENER
Document Type and Number:
Japanese Patent JP2006144975
Kind Code:
A
Abstract:
To prevent the coming off accident of the bolts by turning a wing nut too much in a fastener for a cable tray cover having a square neck bolt with a flat rectangular stopper part in the end and the wing nut to screw to it.
This fastener 1 provides an outside unscrew section 23 on the intermediate part of a shank part 4 of the bolt 2 and the wing nut 5 moved to the outside unscrew section 23 runs idle there which can not be moved to more upper part (secession direction) than the outside unscrew section 23.
Inventors:
CHIBA SUSUMU
Application Number:
JP2004338200A
Publication Date:
June 08, 2006
Filing Date:
November 22, 2004
Export Citation:
Assignee:
TOSHIBA PLANT SYS & SERVICES
International Classes:
F16B41/00; F16B35/00; F16B35/04; F16B37/16
Attorney, Agent or Firm:
Takumi Kubota