Title:
WASHER AND WASHER MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/123138
Kind Code:
A1
Abstract:
Provided are: a washer capable of being manufactured with an increased material yield; and a washer manufacturing method. This washer is provided with: a first washer piece 11 formed in a circular arc shape and having formed thereon a first fitting section 30 which protrudes from one end of the first washer piece 11 in the circular arc direction; and a fourth washer piece 14 having formed therein a second fitting section 40 recessed from one end of the fourth washer piece 14 in a circular arc direction and fitted to the first fitting section 30. The first fitting section 30 and the second fitting section 40 are fitted to each other such that the movement of the first and second fitting sections 30, 40 toward and away from each other in the circular arc direction is restricted. One of the first fitting section 30 and the second fitting section 40 is provided with a staked section 36 formed such that the side surface of the one of the first and second fitting sections is pressed into the side surface of the other fitting section, and the one of the fitting sections is affixed to the other fitting section by the staked section 36.
Inventors:
OTAKE TOSHIYUKI (JP)
Application Number:
PCT/JP2017/030959
Publication Date:
July 05, 2018
Filing Date:
August 29, 2017
Export Citation:
Assignee:
TAIHO KOGYO CO LTD (JP)
International Classes:
F16C33/14; F16C17/04
Domestic Patent References:
| WO2016045801A1 | 2016-03-31 |
Foreign References:
| JP2009513917A | 2009-04-02 | |||
| JPH10110740A | 1998-04-28 | |||
| JP2005344745A | 2005-12-15 | |||
| JP2016109211A | 2016-06-20 | |||
| JP2004144301A | 2004-05-20 |
Attorney, Agent or Firm:
NAGATA Toyohiko et al. (JP)
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