Title:
FASTENING MEMBER
Document Type and Number:
WIPO Patent Application WO/2023/042267
Kind Code:
A1
Abstract:
A fastening member 1 according to one embodiment of the present invention comprises a bolt 10 and a nut 40. The surface of a threaded portion 13 of the bolt 10 or the surface of a threaded portion 42 of the nut 40 has formed therein a hardened layer 20 composed of a metallic nitride.
Inventors:
OINUMA SHUN (JP)
KAWADA YASUTAKA (JP)
MIURA TAKASHI (JP)
MIYAJIMA HIDEKAZU (JP)
ABE TORU (JP)
KURODA KAZUKI (JP)
KAWADA YASUTAKA (JP)
MIURA TAKASHI (JP)
MIYAJIMA HIDEKAZU (JP)
ABE TORU (JP)
KURODA KAZUKI (JP)
Application Number:
PCT/JP2021/033768
Publication Date:
March 23, 2023
Filing Date:
September 14, 2021
Export Citation:
Assignee:
TOSHIBA KK (JP)
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP (JP)
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP (JP)
International Classes:
F16B33/06; F16B35/00; F16B37/00
Domestic Patent References:
| WO2007029290A1 | 2007-03-15 |
Foreign References:
| US20130004261A1 | 2013-01-03 | |||
| JPH0277570A | 1990-03-16 | |||
| JP2021092289A | 2021-06-17 | |||
| JPH0446218U | 1992-04-20 | |||
| JP2016500759A | 2016-01-14 | |||
| JPH08199340A | 1996-08-06 | |||
| JP2008255448A | 2008-10-23 | |||
| JPS6375618U | 1988-05-20 |
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, P.C. (JP)
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