Invention Grant
- Patent Title: Torque limiting and ratcheting driver and assembly
- Patent Title (中): 扭矩限制和棘轮驱动器和组装
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Application No.: US11725841Application Date: 2007-03-20
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Publication No.: US07992472B2Publication Date: 2011-08-09
- Inventor: Hua Gao
- Applicant: Hua Gao
- Applicant Address: US WI Kenosha
- Assignee: Bradshaw Medical, Inc.
- Current Assignee: Bradshaw Medical, Inc.
- Current Assignee Address: US WI Kenosha
- Agency: Ryan Kromholz & Manion, S.C.
- Main IPC: B25B23/157
- IPC: B25B23/157

Abstract:
A torque-limiting and ratcheting driver. The drive comprises a handle having an enclosed end and an open end, which houses a drive assembly. The drive assembly comprises a drive shaft, a drive clutch member and a camming clutch member supported by the drive shaft. The camming clutch member is coupled to the drive shaft, and the first drive clutch member and second camming clutch member are biased towards one another. The drive assembly has a locking screw supported by the drive shaft, with the locking means located at the enclosed end of the handle. The drive assembly is secured with the housing. The driver also comprises a ratcheting assembly connected to the handle, independently assembled of the drive assembly.
Public/Granted literature
- US20080087146A1 Torque limiting and ratcheting driver and assembly Public/Granted day:2008-04-17
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