Title:
BOLT
Document Type and Number:
WIPO Patent Application WO/2017/212735
Kind Code:
A1
Abstract:
Provided is a bolt capable of exhibiting an anti-loosening function even when repeatedly attached and removed. In this bolt 1, a groove 4 extending along the spiral of a screw thread 3 is provided to the peak 31 of the screw thread 3. The configuration has a plurality of the grooves 4 provided at an interval along the spiral direction of the screw thread 3.
Inventors:
IKAMI TAKASHI (JP)
KOGA KAZUHIRO (JP)
MATSUNAMI SHIGEKI (JP)
FUJIMOTO YUKINORI (JP)
KOGA KAZUHIRO (JP)
MATSUNAMI SHIGEKI (JP)
FUJIMOTO YUKINORI (JP)
Application Number:
PCT/JP2017/010733
Publication Date:
December 14, 2017
Filing Date:
March 16, 2017
Export Citation:
Assignee:
AOYAMA SEISAKUSHO (JP)
International Classes:
F16B39/30; F16B33/02; F16B39/284
Foreign References:
| JP2015187493A | 2015-10-29 | |||
| JP2002106539A | 2002-04-10 | |||
| JP3194854U | 2014-12-11 | |||
| JP2010096199A | 2010-04-30 | |||
| JPH0663923U | ||||
| JP2002122114A | 2002-04-26 |
Other References:
See also references of EP 3453900A4
Attorney, Agent or Firm:
NAJIMA PATENT OFFICE (JP)
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