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Title:
CONNECTING STRUCTURE FOR PAPER COVER BODY OF BINDER AND BINDING METAL
Document Type and Number:
Japanese Patent JP3901364
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To enable a paper cover body and a binding metal to be fastened firmly to each other by providing a tip tapered head part on the tip collar part of a connecting pin and forcing the tapered head of the connecting pin which is introduced into a pin hole for connecting the back part of a paper cover with a base board, through the fitting hole of the fixing member and also making the tapered head penetrate through the fitting hole.
SOLUTION: The back part 1a of a paper cover body, a base board 5 and a fixing member 3 are tightly retained together, then a connecting pin 2 is introduced from the back face of the back part 1a to force a tapered head part 2d at the tip of the connecting pin 2 into the fitting hole 9 of the fixing member 3, and the lower face of the collar pat 2b of the connecting pin 2 is fitted into the stepped part 12 of the fitting hole 9 of the fixing member 3. Further, the connecting pin hole 6 of the back part 1a, the connecting pin hole 7 of a binding metal base board 5 and the fitting hole 9 of the fixing member 3 are registered to each other. In addition, the neck part 2c of the connecting pin 2 is fitted into the fitting hole 9 of the fixing member 3 and the back part 1a, the base board 5 and the fixing member 3 are clamped using the base end flange 2a and the tip side collar part 2b of the connecting pin 2. Thus it is possible to connect the paper cover body to a binding metal.


Inventors:
Seiichi Yamanoi
Application Number:
JP29311898A
Publication Date:
April 04, 2007
Filing Date:
September 30, 1998
Export Citation:
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Assignee:
Yamanoi Seiki Co., Ltd.
International Classes:
B42D3/04; B42F13/00; B42F13/30; (IPC1-7): B42D3/04; B42F13/00; B42F13/30
Domestic Patent References:
JP10044665A
Attorney, Agent or Firm:
Naoyoshi Sato



 
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