Invention Grant
- Patent Title: Holder block assembly with mechanical extraction device
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Application No.: US16435943Application Date: 2019-06-10
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Publication No.: US11248366B1Publication Date: 2022-02-15
- Inventor: William P. Sulosky
- Applicant: William P. Sulosky
- Applicant Address: US PA Davidsville
- Assignee: William P. Sulosky
- Current Assignee: William P. Sulosky
- Current Assignee Address: US PA Davidsville
- Agency: Hooker & Habib, P.C.
- Main IPC: E02F9/28
- IPC: E02F9/28 ; E21C35/197 ; E21C35/18
Abstract:
A holder block assembly for a drum-type cutting tool has a holder block and a sleeve that is removably held in the holder block to carry a cutter bit. The sleeve includes a shank received in a hole in a cutter block and a nut threaded on the shank. The nut is turned by a hand tool to extract the sleeve from the holder block.
Information query
