Method of making a centrifugal pump

Details Method of making a centrifugal pump Method of making a centrifugal pump

1987-11-09

1988-11-22

Goldberg, Howard N.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

291568R, 415206, B21K 300

Patent

active

047855150

ABSTRACT:
A centrifugal pump and method of making the same. The pump includes a casing having at least one impeller, an axial fluid inlet opening, and an outlet opening of a predetermined area. The impeller has a plurality of radially disposed impeller blades which may be straight or curved, and the circumferential area at the end of the blade tips is equal to the discharge area in the casing at the tips of the blades, and the last two mentioned areas are equal to the outlet opening area. In a multi-stage pump the width of the blades are successively larger.

REFERENCES:
patent: 1355982 (1920-10-01), La Bour
patent: 1672986 (1928-06-01), McKee
patent: 3285187 (1966-11-01), Anderson, Jr.
patent: 3460748 (1969-08-01), Erwin
patent: 3608088 (1971-09-01), Dorman et al.
patent: 4428717 (1984-01-01), Cattesfeld

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