Metal tools and implements – making – Tool sharpeners – Cutting
Patent
1976-12-02
1978-05-23
Whitehead, Harold D.
Metal tools and implements, making
Tool sharpeners
Cutting
76 89, 51210, B21K 1102
Patent
active
040904180
ABSTRACT:
A device for reforming and grinding the blade of a knife to be sharpened comprising a supporting rod, a grinding plate having a plurality of concentric triangular projections at the both sides thereof, and guide disks arranged at the both sides of said grinding plate. A clearance into which the blade of a knife is inserted is provided between said grinding plate and guide disk.
REFERENCES:
patent: 719880 (1903-02-01), Rose
patent: 1158048 (1915-10-01), Hawks
patent: 1388882 (1921-08-01), Paul
patent: 2896482 (1959-07-01), Hyde
Nilles James E.
Parker Roscoe V.
Whitehead Harold D.
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