Electric sharpener

Details Electric sharpener Electric sharpener

2006-04-25

2006-04-25

Wilson, Lee D. (Department: 3723)

Abrading

Precision device or process - or with condition responsive...

Computer controlled

C451S011000, C451S045000

Reexamination Certificate

active

07033247

ABSTRACT:
The invention relates an electric sharpener, comprises a main frame, a main shaft, a motor, a transmission wheel, a grinding stone, and an electric control circuit. The motor is mounted on an angular frame which in turn is mounted on the main frame. The transmission wheel is fixed to an end of the main shaft, and the output shaft of the motor is tightly pressed against the periphery of the transmission wheel so as to drive it. A tool rest is fixed onto the main frame in a vertical or horizontal mounting orientation. A water vessel is fixed to the main frame, and the lower portion of the grinding stone dips into the water contained in the water vessel. Special clamps and attachments for grinding different tools are provided. The electric sharpener can be used for grinding various woodworking or household tools.

REFERENCES:
patent: 6572448 (2003-06-01), Bauer
patent: 6623340 (2003-09-01), Jansson
patent: 6676495 (2004-01-01), Siemers et al.
patent: D490522 (2004-05-01), Jansson
patent: D505683 (2005-05-01), Pfaff

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