Steel ball machining apparatus capable of eliminating foreign ma

Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool

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Details

51215HM, 51111R, 51289S, B24B 1104

Patent

active

053157915

ABSTRACT:
A steel ball machining apparatus comprises a ball machining mechanism having a pair of machining plates which are adapted to oppose and rotate relative to each other, a steel ball storing vessel for supplying to and receiving from said polishing mechanism steel balls, a steel ball supply path provided between said machining mechanism and said steel ball storing vessel, a steel ball discharge path provided between said machining mechanism and said steel ball storing vessel adapted to discharge said steel balls to said vessel, and a set of parallel bars provided in at least one of said steel supply path and steel ball discharge path so as to eliminate foreign matter.

REFERENCES:
patent: 967918 (1910-08-01), Hirth
patent: 1252364 (1918-01-01), Schaum
patent: 1772365 (1930-08-01), Pratt
patent: 1898979 (1933-02-01), Matteson
patent: 1921686 (1933-08-01), Matteson
patent: 1973922 (1934-09-01), Dumas
patent: 2764851 (1956-10-01), Dieterichs
patent: 3348338 (1967-10-01), Messerschmidt

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