Invention Grant
- Patent Title: Damaged bolt and screw removing devices
- Patent Title (中): 损坏的螺栓和螺丝拆卸装置
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Application No.: US12539408Application Date: 2009-08-11
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Publication No.: US08276482B2Publication Date: 2012-10-02
- Inventor: Burton Kozak , Ira Kozak
- Applicant: Burton Kozak , Ira Kozak
- Applicant Address: US IL Chicago
- Assignee: Combined Products Co. #1 Inc.
- Current Assignee: Combined Products Co. #1 Inc.
- Current Assignee Address: US IL Chicago
- Agency: Factor Intellectual Property Law Group
- Main IPC: B25B13/50
- IPC: B25B13/50

Abstract:
A bit for removing a broken security fastener having an elongated shaft with a longitudinal axis. The shaft has a first end and a second end. The first end terminates in a tip region having a recess for receipt of the post of the security fastener, the recess being disposed substantially along the longitudinal axis. The second end of the shaft is configured to be received by the chuck of a tool which provides rotational torque.
Public/Granted literature
- US20100037734A1 DAMAGED BOLT AND SCREW REMOVING DEVICES Public/Granted day:2010-02-18
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