Method and apparatus for vacuum evacuation and pressure fillings

Details Method and apparatus for vacuum evacuation and pressure fillings Method and apparatus for vacuum evacuation and pressure fillings

1973-03-19

1977-10-04

Antonakas, Manuel A.

Lubrication

Automobile crank and gear case service

141 7, 340242, 184 64, F01m 1104

Patent

active

040519201

ABSTRACT:
An apparatus and method for vacuum evacuation and pressure filling of a lubricant reservoir are provided which includes a sequence timing and shutoff mechanism for controlling evacuation, testing for air leaks, and filling with lubricant. Visual indication of mechanism performance is provided. A charging gun is adapted for sealingly mating with an opening in the reservoir. Alternatively, a pointed probe utilizable with stoppers of the conventional as well as vented type may be used.

REFERENCES:
patent: 2750581 (1956-06-01), Darian
patent: 2767392 (1956-10-01), Szwargulski
patent: 2791244 (1957-05-01), Schlichten et al.
patent: 3216527 (1965-11-01), Lewis

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