Pumps – Motor driven – Fluid motor
Patent
1993-03-08
1994-05-03
Bertsch, Richard A.
Pumps
Motor driven
Fluid motor
417473, F04B 4310
Patent
active
053082303
ABSTRACT:
A metallic bellows pumps for pumping corrosive, caustic, acidic or toxic fluids which includes a casing with an annular bellows portion within said casing with one end affixed to the casing and the other secured to a piston closure plate with the plate and bellows being moveable toward and away from the fixed end to receive and discharge a fluid with reciprocating movement of the bellows within the casing, and power means to activate and control the movement of the bellows within the bellows pump.
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Basichas Alfred
Bertsch Richard A.
Huebner Harlan P.
Stainless Steel Products, Inc.
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