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Patent Searching and Data


Title:
NUT FOR IRREVERSIBLY ELIMINATING CLEARANCE
Document Type and Number:
WIPO Patent Application WO/2019/223190
Kind Code:
A1
Abstract:
Disclosed is a nut for irreversibly eliminating a clearance, the nut comprising a first nut body (1) and a second nut body (3), both of which have an internal thread, and further comprising a shrink ring (2), which is disposed between the first nut body (1) and the second nut body (3) and is radially shrinkable. One side, connected to the shrink ring (2), of each of the first nut body (1) and the second nut body (3) is respectively provided with a nut body chamfer (5), and the position, corresponding to the nut body chamfer (5), on the shrink ring (2) is provided with a shrink ring chamfer (4). After the nut is mounted, a shrink force provided by the shrink ring (2) pushes the first nut body (1) and the second nut body (3) away by means of the chamfers so as to eliminate the axial clearance of the nut.

Inventors:
ZENG KAI (CN)
WU ZHIGAN (CN)
YUAN WUFENG (CN)
ZOU YIMING (CN)
LIU GUANGYU (CN)
Application Number:
PCT/CN2018/105602
Publication Date:
November 28, 2019
Filing Date:
September 14, 2018
Export Citation:
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Assignee:
SHANGHAI MOONS’ ELECTRIC CO LTD (CN)
International Classes:
F16H25/20; F16B39/12; F16H25/24
Foreign References:
US20070258789A12007-11-08
CN2526573Y2002-12-18
CN104776184A2015-07-15
TWM534272U2016-12-21
US20160341302A12016-11-24
Attorney, Agent or Firm:
SHANGHAI KESHENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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