Invention Grant
- Patent Title: Ratchet handle having an extension member
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Application No.: US14750937Application Date: 2015-06-25
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Publication No.: US10040188B2Publication Date: 2018-08-07
- Inventor: Kevin Kai Huang
- Applicant: Test Rite Products Corp.
- Applicant Address: US CA Ontario
- Assignee: TEST RITE PRODUCT CORP.
- Current Assignee: TEST RITE PRODUCT CORP.
- Current Assignee Address: US CA Ontario
- Agency: Treasure IP Group, LLC
- Main IPC: B25G1/04
- IPC: B25G1/04 ; B25B13/46 ; B25G1/00

Abstract:
The present invention discloses one-piece combinational tool that a worker can use to remove a nut or bolt. The combinational tool is a ratchet handle having an elongated ratchet shaft and a built-in extension bar. The ratchet shaft comprises a head portion, a tail portion and a transitional middle portion connecting the two. The head portion comprises a square drive log and a hexagonal attachment, disposed on opposing surfaces of the ratchet shaft. The tail portion comprise a hollow chamber which can accommodate the extension bar when it is not used.
Public/Granted literature
- US20160375573A1 Ratchet handle having an extension member Public/Granted day:2016-12-29
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