Bolt extractor with distal end engagement areas
AssigneeApex Brands, Inc.
InventorsMinglin Shi, Jianguo Ji, Liansheng Zhu
Life of this patent
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AssigneeApex Brands, Inc.
InventorsMinglin Shi, Jianguo Ji, Liansheng Zhu
Estimating the term…
A threaded fastener extractor (110 or 510) includes a drive end configured to interface with a powered driver where the drive end has a shaft, and an engagement end coupled to the drive end coaxial with the drive end about an axis. The engagement end is configured to engage with an extraction hole (330) formed in a threaded fastener (300). The engagement end includes side cutting edges (140 or 530) disposed on lateral sides of the engagement end and end cutting edges (150 or 540) disposed at a distal end of the engagement end. The side cutting edges (140 or 530) and the end cutting edges (150 or 540) each provides engagement areas for torque transfer between the extractor (110 or 510) and the threaded fastener (300).
A threaded fastener extractor comprising:
A threaded fastener extractor comprising:
Dependencies are inferred from the claim text.