Title:
MECHANISM FOR PREVENTING COMING-OFF OF SCREW
Document Type and Number:
Japanese Patent JP2006266411
Kind Code:
A
Abstract:
To provide a mechanism for preventing the coming-off of a screw, which mechanism does not disengage the screw from a component to be changed when the component is dismounted from an apparatus.
The mechanism for preventing the coming-off of the screw is composed of a screw holding washer 100 having an inside diameter equal to the minor diameter 252 of a screw 201, and a coming-off preventing spacer 110, which has a through-hole 161 into which the screw 201 is inserted, a flange portion 112 having a diameter larger than that of a through-hole 15 provided in a changing unit 11, and a stopper 111 to be engaged with a projection 101 provided on the screw holding washer 100.
Inventors:
OKUMURA KENJI
Application Number:
JP2005086467A
Publication Date:
October 05, 2006
Filing Date:
March 24, 2005
Export Citation:
Assignee:
NEC CORP
International Classes:
F16B41/00
Attorney, Agent or Firm:
Masahiko Desk
Masashi Kudo
Yasuhisa Tanizawa
Masashi Kudo
Yasuhisa Tanizawa