Abrading – Precision device or process - or with condition responsive... – With indicating
Reexamination Certificate
2007-03-13
2007-03-13
Ackun Jr., Jacob K. (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
With indicating
C451S178000, C451S349000, C451S358000
Reexamination Certificate
active
11494895
ABSTRACT:
The present invention relates to a sharpening-trimming assembly comprising a base (20), a casing (30) mounted on said base (20), the casing (30) having at least two insertion slots (40, 40′) provided on the upper portion of the casing (30) for receiving the tool to be sharpened, a moveable rod (120) connecting the base (20) to a engine (70) by means of at least one resilient element (110, 110′), a grindstone (80) fixed to and operable by said engine (70), forming a unit moveable by the action of the moveable rod (120) and the resilient element (110, 110′), the rod being able to flex to the vertical axis thereof by the action of the resilient element (110, 110′) in conjunction with the tool to be sharpened contacting the surface of the grindstone (80) upon the insertion of the tool into one of said at least two insertion slots (40, 40′) of the casing (30), and the insertion slots (40, 40′) having a predetermined angling for receiving the tool to be sharpened.
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Ackun Jr. Jacob K.
Merchant & Gould P.C.
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