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Title:
METALLIC PLATE FASTENING METHOD
Document Type and Number:
Japanese Patent JP2009047251
Kind Code:
A
Abstract:

To provide a metallic plate fastening method capable of enhancing its fatigue strength by a simple method in a fastening structure for fastening a metallic plate to an object for fastening.

In the metallic plate fastening method, the temporary fastening is repeated a plurality of time by using a peening tool 10 to plates 22, 24 prior to the final bolt fastening. The peening tool 10 is constituted by arranging a plurality of steel balls 16 on one side of the plate. The temporary fastening is performed preferably by changing the arrangement of the steel balls 16 by turning the peening tool 10 during the repetition. The treatment effect similar to that subjected to the so-called shot peening to each plate is thus obtained.


Inventors:
SHIMIZU YOSHINORI
Application Number:
JP2007214408A
Publication Date:
March 05, 2009
Filing Date:
August 21, 2007
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F16B5/02; B62D21/02; C21D7/06
Attorney, Agent or Firm:
Sakaki Morishita
Yusuke Murata
Tomoyuki Miki