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Patent Searching and Data


Title:
WRENCH
Document Type and Number:
WIPO Patent Application WO/2019/047317
Kind Code:
A1
Abstract:
A wrench (100) for adapting to a screw having a polygonal hole, comprising: a base (10), an adjusting mechanism (20), and a wrench head (30). A plurality of through holes (13) are formed through the base (10). The adjusting mechanism (20) comprises a housing (21), an adjusting member (22) and a moving member (23); the housing (21) is provided with a receiving cavity (211); the adjusting member (22) rotatably passes through the housing (21) and extends into the receiving cavity (211); the moving member (23) is received within the receiving cavity (211) and screwed onto the adjusting member (22). The wrench head (30) consists of a plurality of splice rods (31); each of the splice rods (31) comprises a rod body (311), a connecting portion (312) and a wrench head portion (313); the rod body (311) passes through the corresponding through hole (13); the connecting portion (312) is slidably disposed on the moving member (23) and is connected to the rod body (311); the wrench head portion (313) is disposed on the rod body (311) at one end away from the connecting portion (312) and is on the same line with the connecting portion (312); by rotating the adjusting member (22); the moving member (23) is driven to move within the receiving cavity (211); the moving member (23) pulls the connecting portion (312) to move to drive the rod body (311) to move along the through hole (13), so that the wrench head portions (313) of the plurality of splice rods (31) go close to one another or away from one another so as to adapt polygonal holes of different types of screws. The wrench (100) can be adapted to different types of screws.

Inventors:
WANG, Qiong (Floor 2/3, Building B07Comprehensive Bonded Zone,East Zhenxing Road, Airport Distric, Zhenzhou Henan 2, 451162, CN)
LI, Shuaipeng (Floor 2/3, Building B07Comprehensive Bonded Zone,East Zhenxing Road, Airport Distric, Zhenzhou Henan 2, 451162, CN)
Application Number:
CN2017/105668
Publication Date:
March 14, 2019
Filing Date:
October 11, 2017
Export Citation:
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Assignee:
HENAN YUZHAN PRECISION TECHNOLOGY CO., LTD (Floor 2/3, Building B07Comprehensive Bonded Zone,East Zhenxing Road, Airport Distric, Zhenzhou Henan 2, 451162, CN)
International Classes:
B25B13/56
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO., LTD. (9F Rongqun building, No.83 Longguan east Rd.Longhua new Dist.Shenzhen, Guangdong 9, 518109, CN)
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