Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
WRENCH
Document Type and Number:
WIPO Patent Application WO/2017/200150
Kind Code:
A1
Abstract:
The present invention relates to a wrench and, more particularly, to a wrench which can easily chuck a work object and release the same, which can firmly chuck the same, and which can also be used as a holding jig. The wrench according to the present invention comprises: a sliding hook portion having an L-shape, having a hook jaw provided on one end thereof, and having a rack gear provided on the other end thereof; a holding latch portion having a latch jaw formed thereon and shaped to engage with the hook jaw, the other end of the sliding hook portion being inserted/contained in the holding latch portion; a hook braking portion formed on one side of the holding latch portion and shaped to engage with the rack gear, thereby controlling the sliding of the sliding hook portion; a holding lever portion provided on the other side of the holding latch portion and configured such that, when one side of the holding lever portion is pressurized, the other side thereof is lifted in a lever type, thereby holding the hook braking portion so as to engage with the rack gear; and a hook holding portion that holds, through screw fastening, the holding lever portion while one side thereof remains pressurized. The wrench according to the present invention is advantageous in that the same has a chucking portion configured to move quickly and conveniently such that the work object can be easily chucked and released. The wrench according to the present invention is also advantageous in that the work object can be chucked firmly. The wrench according to the present invention is also advantageous in that, through coupling with a cradling table, the same can be used as a holding jig.

Inventors:
KIM TAEGU (KR)
Application Number:
PCT/KR2016/010698
Publication Date:
November 23, 2017
Filing Date:
September 23, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KIM TAEGU (KR)
International Classes:
B25B13/12; B25B1/02; B25B1/06; B25B1/24; B25B11/00; B25B13/22; B25B13/58; B25B23/16
Foreign References:
US1363819A1920-12-28
US20140061988A12014-03-06
US20090289404A12009-11-26
US5823076A1998-10-20
KR200259950Y12002-01-05
Attorney, Agent or Firm:
KIM, Jongseok (KR)
Download PDF: