Cutting – Rotatable disc tool pair or tool and carrier – With means to support work relative to tool
Patent
1984-09-24
1985-05-14
Schran, Donald R.
Cutting
Rotatable disc tool pair or tool and carrier
With means to support work relative to tool
83473, 834861, 83488, 83574, B27B 520, B27B 904
Patent
active
045164533
ABSTRACT:
A control and guidance apparatus for use with a powered saw comprising a pair of parallel elongated rail members telescopically adjustable for defining a cutting path for said saw, a carriage supporting said saw and slidably mounted on the rail members for independent movement therealong and with a saw mount opening in the surface of the carriage, a third elongated rail member substantially parallel to the pair of elongated rail members, guide members mounted to the distal end of each of the parallel elongated rail members for slidably engaging the third elongated rail member, and a cord member connected to the distal end of each of the pair of elongated rail members and provided through a series of pulleys and wound about a spool for imparting arcuate movement to the pair of elongated rail members whereby the pair of elongated members telescopically lengthen as a function of the rotation of the spool.
REFERENCES:
patent: 2770265 (1956-11-01), Pollock
patent: 2803271 (1957-08-01), Shaw
patent: 2903026 (1959-09-01), Frydenlund
patent: 2911017 (1959-11-01), Holder
patent: 3130758 (1964-04-01), McKinley
patent: 3866496 (1975-02-01), Payne et al.
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