Pumps – Motor driven – Electric or magnetic motor
Reexamination Certificate
2005-09-13
2005-09-13
Tyler, Cheryl (Department: 3746)
Pumps
Motor driven
Electric or magnetic motor
C417S410100, C417S415000, C417S416000, C417S307000
Reexamination Certificate
active
06942470
ABSTRACT:
Motor pump system includes an electromagnetic motor comprising a main body, a coil, and a movable hollow free piston. A flow meter is coupled to one end of the electromagnetic motor. A cylinder block is coupled to another end of the electromagnetic motor. At least two non-return valves are included. A water inlet, a water outlet, and a pressure limiting device are also provided. A motor pump system is also provided which includes a motor including main body having an inlet end and an outlet end. A flow meter is coupled to the inlet end. An outlet body is coupled to outlet end. A pressure controller is provided comprising an end piece and a fixed element which is removably coupled to the end piece. The fixed element is coupled to the outlet body.
REFERENCES:
patent: 3171071 (1965-02-01), Brown
patent: 3819303 (1974-06-01), Pfleger
patent: 4124332 (1978-11-01), Nishijyo
patent: 4160380 (1979-07-01), Dunne, Jr. et al.
patent: 4265127 (1981-05-01), Onoda
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patent: 6171071 (2001-01-01), Tzeng et al.
patent: 675312 (1990-09-01), None
patent: 4437670 (1996-04-01), None
patent: 2428827 (1980-11-01), None
patent: 95/26461 (1995-10-01), None
patent: WO 95/26462 (1995-10-01), None
English Language abstract of DE-4437670.
English Language abstract of WO-95/26461.
English Language abstract of CH-675312.
English Language abstract of FR-2428827.
Greenblum & Bernstein P.L.C.
Solak Timothy P.
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