Metal tools and implements – making – Saw-making or furbishing device or machine
Patent
1980-01-18
1981-11-10
Parker, Roscoe V.
Metal tools and implements, making
Saw-making or furbishing device or machine
76 40, 76 42, 51 985, B23D 6316
Patent
active
042991420
ABSTRACT:
Grinding apparatus which includes a clamp for holding an article to be ground. The clamp is swung, in orbital fashion, to move the clamp from a position located under a lower edge portion of a grinding wheel located on one side of the wheel's rotation axis, to a position located under a lower edge portion of the grinding wheel located on the opposite side of the wheel's rotation axis. In the sharpening of saw chain, the clamp is used in holding chain during the sharpening of cutter links of one hand when occupying one position, and is used in holding chain during the sharpening of cutter links of opposite hand when occupying its outer position.
REFERENCES:
patent: 3013448 (1961-12-01), Deck
patent: 3349645 (1967-10-01), Silvey
patent: 3779103 (1973-12-01), Silvey
patent: 4044635 (1977-08-01), Simington
Bell Industries, Inc.
Parker Roscoe V.
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