Title:
FALL PREVENTION TOOL
Document Type and Number:
WIPO Patent Application WO/2020/162522
Kind Code:
A1
Abstract:
A tool (1) for preventing a nut (N) from falling off is provided to a bolt (B) to which the nut (N) is attached, and has: a bolt holding part (2b) into which the bolt (B) is inserted; and a nut holding part (3) that is provided to the outer periphery of the nut (N) integrally with the bolt holding part (2b) and that blocks rotation of the nut (N) by means of restoring force.
Inventors:
OKAMURA SAKAE (JP)
Application Number:
PCT/JP2020/004473
Publication Date:
August 13, 2020
Filing Date:
February 06, 2020
Export Citation:
Assignee:
ADVANEX INC (JP)
International Classes:
F16B41/00; F16B39/20
Domestic Patent References:
| WO2003095850A1 | 2003-11-20 |
Foreign References:
| JP2010121708A | 2010-06-03 | |||
| JP2009052648A | 2009-03-12 | |||
| JP2020034092A | 2020-03-05 | |||
| JP2012037010A | 2012-02-23 | |||
| JP2016156482A | 2016-09-01 | |||
| JP2019020673A | 2019-02-07 | |||
| JPS52190B1 | 1977-01-06 |
Other References:
See also references of EP 3922870A4
Attorney, Agent or Firm:
OIKAWA Shu et al. (JP)
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