Title:
SELF-TIGHTENING NUT AND BOLT FASTENER
Document Type and Number:
WIPO Patent Application WO/2016/197803
Kind Code:
A1
Abstract:
Disclosed is a self-tightening nut and bolt fastener, the self-tightening nut fastener comprising a self-tightening nut body (1), a self-tightening washer (2) and a common bolt (3); the contact face of the self-tightening nut body (1) and the self-tightening washer (2) is a spiral face (B) of a smooth transition; and the self-tightening nut body (1) is in threaded connection with the common bolt (3). Disclosed is a self-tightening nut and bolt fastener, the bolt fastener comprising a self-tightening bolt (4), a self-tightening washer (5) and a common nut (6); and the common nut (6) is in threaded connection with the self-tightening bolt (4). The self-tightening nut and bolt fastener uses a self-tightening principle, and a self-tightening structure is arranged on the nut (1) or the bolt (4) so as to achieve a self-tightening effect after being tightened, so that the nut is not displaced or loosened.
Inventors:
LIU FENGYI (CN)
Application Number:
PCT/CN2016/082613
Publication Date:
December 15, 2016
Filing Date:
May 19, 2016
Export Citation:
Assignee:
LIU FENGYI (CN)
International Classes:
F16B39/28
Foreign References:
| CN205013482U | 2016-02-03 | |||
| CN2924135Y | 2007-07-18 | |||
| CN203548499U | 2014-04-16 | |||
| CN203322014U | 2013-12-04 | |||
| CN204175768U | 2015-02-25 | |||
| CN2423440Y | 2001-03-14 | |||
| US20140140786A1 | 2014-05-22 | |||
| US5172474A | 1992-12-22 |
Attorney, Agent or Firm:
SHENZHEN KAIDA PARTNERS INTELLECTUAL PROPERTY LAW FIRM (CN)
深圳市凯达知识产权事务所 (CN)
深圳市凯达知识产权事务所 (CN)
Download PDF:
Previous Patent: PROJECTION CORRECTION METHOD, SYSTEM AND TERMINAL
Next Patent: METHOD AND DEVICE FOR COMPRESSING DATA PACKET
Next Patent: METHOD AND DEVICE FOR COMPRESSING DATA PACKET