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Title:
FASTENING BOLT
Document Type and Number:
WIPO Patent Application WO/2015/165263
Kind Code:
A1
Abstract:
A fastening bolt comprises a head portion (1), a screw rod (2), a first nut (3), and a second nut (4). The screw rod (2) is provided with double-line outer threads that are a first outer thread (21) and a second outer thread (22). The first outer thread (21) and the second outer thread (22) are crossed in a spaced mode. An upper portion of the screw rod (2) is fixedly connected with the head portion (1). The first nut (3) is provided with a first inner thread matching with the first outer thread (21), and the second nut (4) is provided with a second inner thread matching with the second outer thread (22). In this manner, the fastening bolt is provided with the double-line outer threads and can be used in cooperation with the nuts of different specifications, and two through holes (11, 12) in the head portion (1) can be used for unscrewing and screwing the nuts. Therefore, the occupied space is small, the operation is convenient, the operation space is flexible, the application range is wide, and the use effect is good.

Inventors:
JIN, Fuming (2 buildings, 204 State Road WangYuQiaoyi, YuShanLinChan, Changshu Jiangsu 0, 215500, CN)
Application Number:
CN2014/092686
Publication Date:
November 05, 2015
Filing Date:
December 01, 2014
Export Citation:
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Assignee:
JIANGSU ZHENGDONG PORT MACHINERY MANUFACYURING CO., LTD. (2 buildings, 204 State Road WangYuQiaoyi, YuShanLinChan, Changshu Jiangsu 0, 215500, CN)
International Classes:
F16B35/04; F16B33/02
Domestic Patent References:
WO2004085093A12004-10-07
Foreign References:
CN103899621A2014-07-02
CN101576109A2009-11-11
CN201934470U2011-08-17
CN102878179A2013-01-16
CN203322003U2013-12-04
US20030156921A12003-08-21
Attorney, Agent or Firm:
SUZHOU GROUNZE INTELLECTUAL PROPERTY AGENCY CO., LTD. (Room 608, building 2 Wanbao Commercial Plaza, NO.1580 Donghuan Road, Suzhou Industrial Par, Suzhou Jiangsu 1, 215021, CN)
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