Title:
CLAMP METAL FITTING AND METHOD OF MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2015129556
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide clamp metal fittings that can have a nut lock part molded at a low cost and eliminate a trouble such that a fixing nut becomes hard to separate from the nut lock part.SOLUTION: A nut lock part 5 which swells is formed by collapsing one end part of a fastening bolt 3. The nut lock part 5 is formed to cover screw threads 3A at an end of the fastening bolt 3. A fixing nut 4 is configured not to come out of the one end part of the fastening bolt 3. A hollow part 5A is formed in one end part of the fastening bolt 3. The hollow part 5A is spread outward to form a swelling part 5B. The swelling part 5B is formed to cover screw threads 3A at the end of the fastening bolt 3. The fixing nut 4 has a lock step part 4A. When the fixing nut 4 is disengaged, the nut lock part 5 is locked in the lock step part 4A.
Inventors:
YUZUHARA SHIGERU
Application Number:
JP2014001455A
Publication Date:
July 16, 2015
Filing Date:
January 08, 2014
Export Citation:
Assignee:
YUHARA CORP KK
International Classes:
F16B2/10; E04G7/08; F16B35/00; F16B41/00
Domestic Patent References:
| JP3113812U | 2005-09-22 | |||
| JP2009014049A | 2009-01-22 | |||
| JP2008133943A | 2008-06-12 | |||
| JPS4919632Y1 | 1974-05-25 |
Foreign References:
| US20140082898A1 | 2014-03-27 |
Attorney, Agent or Firm:
Hiroshi Harada
Masami Nakamura
Masami Nakamura