Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Thomas M. Congdon
David B. Parzynski
Date of Patent
September 5, 2023
Patent Application Number
17389495
Date Filed
July 30, 2021
Patent Citations
...
Patent Primary Examiner
A system for use in securing bits against rotation in a motor grader may include a bit, with the bit having a shank. The shank may include a locking portion. The system may include an adapter board including a hole configured to receive the shank of the bit. The system may also include an anti-rotation plate configured to engage the locking portion of the shank of the bit such that the anti-rotation plate constrains the bit against rotation with respect to the adapter board.
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