Title:
BOLT FOR REMOVING IRON FILINGS
Document Type and Number:
WIPO Patent Application WO/2019/200761
Kind Code:
A1
Abstract:
A bolt for removing iron filings, comprising a bolt body (1). The lower part of the bolt body (1) is a bolt thread portion (2), and the upper part of the bolt body (1) is a nut (3); the top of the bolt body (1) is provided with a slot hole (4), and the inner wall of the upper part of the slot hole (4) is provided with internal threads to form a magnet unloading screw hole area (41); the lower space of the slot hole (4) constitutes a magnet hole area (42); the slot hole (4) is a blind hole hollowed inwardly from the outer end surface of the nut and extending along the axial direction, and the magnet hole area (42) is internally provided with a magnet (6); the magnet unloading screw hole area (41) is internally provided with a magnet unloading screw (5), and external threads on the outer wall of the magnet unloading screw (5) fit the internal threads on the inner wall of the upper part of the slot hole (4).
Inventors:
HAN XIUQIN (CN)
Application Number:
PCT/CN2018/095846
Publication Date:
October 24, 2019
Filing Date:
July 16, 2018
Export Citation:
Assignee:
HAN XIUQIN (CN)
International Classes:
F01M11/04; F16B35/00
Foreign References:
| US20180010494A1 | 2018-01-11 | |||
| CN2588058Y | 2003-11-26 | |||
| GB2109272A | 1983-06-02 | |||
| CN201269123Y | 2009-07-08 | |||
| KR20020014916A | 2002-02-27 | |||
| CN200996308Y | 2007-12-26 | |||
| CN2908798Y | 2007-06-06 | |||
| CN201125763Y | 2008-10-01 |
Attorney, Agent or Firm:
SHENZHEN HUATENG INTELLECTUAL PROPERTY AGENT CO., LTD. (CN)
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