Floating fixture platen

Details Floating fixture platen Floating fixture platen

1989-09-01

1991-02-19

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51230, 51 34R, 51 91R, 269 60, 269 71, 408 91, 409195, B24B 700

Patent

active

049931890

ABSTRACT:
A floating fixture platen for use on machine tools having a machine support structure and a machine tool portion rotatable about an axis of rotation, the floating fixture platen including a planar member mounted on the machine support structure in a position normal to the axis of rotation of the rotating tool portion, the platen supporting a workpiece to be operated on by the rotating tool, apparatus on the support structure enabling the platen limited relative free movement in a plane substantially normal to the axis of rotation of the tool whereby rotation of the tool will produce torque in the platen and in the workpiece supported thereby, first and second oppositely facing fluid assemblies each having a piston portion engagable with a surface on the platen and positioned to oppose rotation of the platen, the fluid assemblies having pressure generated therein by the movement of the platen, and a fluid connection between the fluid assemblies to equalize the pressures therein.

REFERENCES:
patent: 4012030 (1977-03-01), Hesselgren
patent: 4094103 (1978-06-01), Ebelt

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