Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
1982-08-02
1988-01-12
Olszewski, Robert P.
Abrasive tool making process, material, or composition
Impregnating or coating an abrasive tool
51227R, 313364, 269217, 445 1, B24B 912
Patent
active
047182032
ABSTRACT:
A method of and a device for working the sealing edge of a funnel portion for a cathode ray tube during a plurality of working phases. A number of funnel portions are simultaneously worked in successive working units. Each unit comprises a centering device for centering and bringing the funnel portion into a stationary working position. The funnel portions are simultaneously transported from one unit to another by a common transport device.
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Schweitz Henry A.
Weening Rienk
Kraus Robert J.
Olszewski Robert P.
U.S. Philips Corporation
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