Title:
FASTENING STRUCTURE
Document Type and Number:
Japanese Patent JP2019105344
Kind Code:
A
Abstract:
To provide a fastening structure which can be easily processed with less variation in axial force caused by a fastening member.SOLUTION: A fastening structure comprises: a fastening member having a screw thread to which a mating member is assembled and a cylindrical part protruding vertically from a bearing surface; and a fixing member in which an open hole where the cylindrical part is inserted in an axial direction is formed to pass, and at least the inner surface of the open hole has a low hardness as compared with the fastening member. The inner surface of the open hole has a pressing-in part into which the cylindrical part is pressed in, and a large diameter part which connects a contact surface of the fixing member with which the bearing surface is in contact to the pressing-in part and has an inner diameter large as compared with an outer diameter of a part of the cylindrical part which is pressed into the pressing-in part.SELECTED DRAWING: Figure 3
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Inventors:
KITANO TOSHIYUKI
YASUKAWA AKIRA
TOGAWA MAKOTO
YASUKAWA AKIRA
TOGAWA MAKOTO
Application Number:
JP2017239453A
Publication Date:
June 27, 2019
Filing Date:
December 14, 2017
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO
TOYOTA MOTOR CORP
TOYOTA MOTOR CORP
International Classes:
F16B37/04; F16B4/00; F16B9/00; F16B35/04
Domestic Patent References:
| JP2011038586A | 2011-02-24 | |||
| JPS56139602U | 1981-10-22 | |||
| JP2011195111A | 2011-10-06 | |||
| JPH02278005A | 1990-11-14 | |||
| JP2011131716A | 2011-07-07 | |||
| JP2003213973A | 2003-07-30 | |||
| JP2007321787A | 2007-12-13 |
Foreign References:
| US6109850A | 2000-08-29 |
Attorney, Agent or Firm:
Patent Service Corporation Shinmei Century