Gear cutting – milling – or planing – Milling – Including means to infeed rotary cutter toward work
Patent
1982-09-30
1985-04-30
Briggs, William R.
Gear cutting, milling, or planing
Milling
Including means to infeed rotary cutter toward work
144134A, 144144R, 409903, B23C 900
Patent
active
045141223
ABSTRACT:
An improved pressure foot contact assembly comprising a small number of plastic parts provided to replace a more complex and expensive contact assembly employed in a prior art pressure foot for a routing machine. In the preferred embodiment, a slotted cylindrical plastic member forms a spring biasing means which has a larger life and replaces numerous more expensive parts of the prior art structure.
REFERENCES:
patent: 3332462 (1967-07-01), Williams
patent: 3587391 (1971-06-01), Pitts
patent: 3770031 (1973-11-01), Olson
patent: 4037982 (1977-07-01), Clement
patent: 4158987 (1979-06-01), Smith
patent: 4443141 (1984-04-01), Kosmowski
Briggs William R.
Lindsley Warren F. B.
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