Metering pump

Details Metering pump Metering pump

Filed on

1994-05-04

Date issued

1995-04-11

Examiner

Gluck, Richard E.

Patent Class

Pumps

SubClass

Expansible chamber type

SubSubClass

Inlet and discharge distributors at opposite ends of tubular...

Other Related Categories

417479, 101363, 101350, F04B 4308

Type

Patent

Status

active

Patent number

054052521

Description

ABSTRACT:
A metering pump for use on a printing press has a pumping chamber formed between a rigid support plate and a flexible diaphragm. A piston acts through the diaphragm to vary the volume of the chamber and flow to and from the chamber is controlled by respective valves. The valves are formed by co-operation between the diaphragm and support plate and are operated by pistons acting through the diaphragm.

REFERENCES:
patent: 2393838 (1946-01-01), Tarbox
patent: 3606596 (1971-09-01), Edwards
patent: 3658445 (1972-04-01), Perlman et al.
patent: 4236881 (1980-12-01), Pfleger
patent: 4479761 (1984-10-01), Bilstad et al.
patent: 4657490 (1987-04-01), Abbott
patent: 4846635 (1989-02-01), Danby et al.
patent: 5042381 (1991-08-01), Thompson et al.
patent: 5158437 (1992-10-01), Natwick et al.
patent: 5252044 (1993-10-01), Raines
patent: 5289772 (1994-03-01), Kohara et al.

Affiliated with

Also associated with

Rating

Metering pump does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Metering pump, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Metering pump will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1534825