Lapping machine with vacuum workholder

Details Lapping machine with vacuum workholder Lapping machine with vacuum workholder

1975-06-16

1977-03-01

Smith, Al Lawrence

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51235, B24B 3704

Patent

active

040095398

ABSTRACT:
A lapping machine comprising a removable workholder adapted to be mounted through a vacuum system upon a supporting arm rotatable about a horizontal axis, with the vacuum system functioning to retain a workpiece upon the workholder as the same is rotated with the arm relative to a rotatable lap of the machine.

REFERENCES:
patent: 631856 (1899-08-01), Marsh
patent: 631857 (1899-08-01), Marsh
patent: 1198402 (1916-09-01), Bagnall
patent: 3294392 (1966-12-01), Dunham
patent: 3747282 (1973-07-01), Katzke
patent: 3841028 (1974-10-01), Katzke
Western Electric, Technical Digest No. 7, "Porous Plug Vacuum Plate", July 1967.

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