Dispensing – Floating piston with plural or alternate discharge – With discharge volume varying means
Patent
1975-07-28
1977-08-30
Nilson, Robert G.
Dispensing
Floating piston with plural or alternate discharge
With discharge volume varying means
184 7E, 222308, F01M 102
Patent
active
040449246
ABSTRACT:
An adjustable progressive distributor valve for the intermittent metered distribution of lubricant to a plurality of branch lines by means of several free valve plungers reciprocating inside the main bores of several adjoining valve segments, the effective volume of each metering chamber being adjustable by means of a metering plunger and an adjustable drag connection between the latter and the valve plunger, so that the two plungers act as differential pistons over an adjustable length portion of the fixed valve plunger stroke.
REFERENCES:
patent: 2183986 (1939-12-01), Corey
patent: 2792911 (1957-05-01), Harter
patent: 3219146 (1965-11-01), Leese et al.
patent: 3422926 (1969-01-01), Stanaway
De Limon Fluhme & Co.
Geiger Joseph A.
Nilson Robert G.
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