US Patent 8418587 Tool bit
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Patent abstract
A tool bit includes a hexagonal drive portion, a working end, and a shank interconnecting the drive portion and the working end. The shank includes an outer peripheral surface having a curvature in a plane including a central axis of the tool bit. The outer peripheral surface having the curvature includes a length in the direction of the central axis. A ratio of the length of the outer peripheral surface having the curvature to the length of the tool bit is between about 0.2:1 and about 0.7:1.
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US Patent 08418587 Tool bit US Patent 8418587 Tool bit
Infobox
Patent Number
0841858700
Patent Number
841858700
Edits on 23 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
084185870
Date of Patent
April 16, 2013
0Patent Application Number
126692000
Date Filed
November 6, 2009
0Patent Primary Examiner
Edits on 27 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
084185870
Date of Patent
April 16, 2013
0Patent Application Number
126692000
Date Filed
November 6, 2009
0Patent Primary Examiner
Edits on 16 Dec, 2021
Golden AI
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US Patent 08418587 Tool bit
Infobox
Is a
Patent jurisdiction
Patent number
08418587
Date of patent
April 16, 2013
Patent application number
12669200
Date Filed
November 6, 2009
Patent primary examiner
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