Flat lapping machine

Details Flat lapping machine Flat lapping machine

1986-07-29

1989-02-21

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

511313, B24B 700

Patent

active

048053481

ABSTRACT:
Described herein is a flat lapping machine capable of precision-abrading simultaneously flat surfaces on the front and rear sides of a work in the fashion of lapping, polishing and grinding machines. The present invention contemplates to provide a flat lapping machine which is simplified in construction as compared with conventional flap lapping machines having a large number of carriers in planetary motions, and which can stop the respective carriers easily in specific positions and directions at the end of a lapping operation. To this end, the present invention employs a large number of support gear mechanisms each constituted by a plural number of small gears and located at uniform intervals around a center gear, rotatably supporting the respective carriers in predetermined positions while the respective carriers are driven by the center gear.

REFERENCES:
patent: 2618911 (1952-11-01), Indge

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