Grease pumping assembly

Details Grease pumping assembly Grease pumping assembly

1995-11-07

1996-08-13

Freay, Charles

Dispensing

With discharge assistant

Plural

222333, 222608, 417234, 417549, G01F 1100

Patent

active

055447910

ABSTRACT:
A grease pumping assembly includes a drum for receiving grease therein, the drum has a central hole defined in a bottom thereof and is disposed to a base, the base having a first recess, a second recess and a second hole defined therein, the first recess communicating with the central hole of the drum and a motor disposed with the second recess, a first hole defined in the base and communicating with the first recess, a bottom plate disposed to a bottom of the base and the bottom plate having a reduction device disposed therein which is engaged to the motor and the reduction device having an eccentric rod inserted into the second hole of the base for being engaged to a pushing rod, the pushing rod movably disposed between the second hole and the first recess such that the grease drops into the first recess via the central hole of the drum and is pumped by the pushing rod through a first hole defined in the base to a grease gun.

REFERENCES:
patent: 1806615 (1931-05-01), Davis
patent: 1858155 (1932-05-01), Harris
patent: 1871291 (1932-08-01), Adams et al.
patent: 1975311 (1934-10-01), Creveling
patent: 2010165 (1935-08-01), Tear
patent: 2012782 (1935-02-01), Arnold

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