Title:
LOCKNUT CAPABLE OF DISPLAYING AXIAL FORCE
Document Type and Number:
WIPO Patent Application WO/2024/016890
Kind Code:
A1
Abstract:
A locknut capable of displaying an axial force, the locknut comprising a nut body (1) and a washer (2), wherein a flange (101) is arranged on a side surface of the bottom end of the nut body (1); a circular mounting slot (102) is provided in the bottom end of the flange (101); a recess (103) is provided at the center of the mounting slot (102); the top end of the recess (103) is in communication with a threaded hole (104) of the nut body (1); and a boss (201) is arranged at the circle center of the top end of the washer (2). Where a locking performance is satisfied, the locknut meets a specified axial mounting force requirement and obtains better mounting quality.
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Inventors:
LUO YANYUN (CN)
ZHOU JUNZHAO (CN)
ZHOU JUNZHAO (CN)
Application Number:
PCT/CN2023/099564
Publication Date:
January 25, 2024
Filing Date:
June 10, 2023
Export Citation:
Assignee:
SHANGHAI TIEYUAN RAIL TRANSIT TECH CO LTD (CN)
International Classes:
F16B39/282
Foreign References:
| CN115163642A | 2022-10-11 | |||
| CN109899367A | 2019-06-18 | |||
| CN109764052A | 2019-05-17 | |||
| US5772373A | 1998-06-30 |
Attorney, Agent or Firm:
SHANGHAI YUTENG PATENT AGENCY (GENERAL PARTNERSHIP) et al. (CN)
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