Work holders – With fluid means – Cylinder-piston means directly moves jaw
Patent
1975-08-08
1976-08-10
Smith, Al Lawrence
Work holders
With fluid means
Cylinder-piston means directly moves jaw
269 46, B23Q 300
Patent
active
039737640
ABSTRACT:
Apparatus for clamping a length of a brittle material in preparation for severing thereof into shorter lengths without chipping thereof towards the end of such severing. A pair of bifurcated clamps or clamping members are correspondingly actuated toward each other by a pressurized fluid cylinder and associated piston rod, such cylinder being attached to a clamp support member to which one of the clamps is attached and the otherwise free end of the piston rod being attached to a second clamp support member to which the other of the clamps is attached. A pair of coil springs supports the clamp suppprt members in a vertically floating manner, such clamp support members slidably surrounding guide shafts for vertical alignment of the support members and the attached clamps.
REFERENCES:
patent: 1400801 (1921-12-01), Cohen
patent: 2354794 (1944-08-01), Buehler
patent: 2423249 (1947-07-01), Minton et al.
patent: 3145022 (1964-08-01), Moll
Corning Glass Works
Gregg Charles W.
Patty, Jr. Clarence R.
Smith Al Lawrence
Turner Burton R.
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