Pumps – Motor driven – Fluid motor
Patent
1987-09-14
1990-07-31
Casaregola, Louis J.
Pumps
Motor driven
Fluid motor
416204A, 416244A, F04B 1700
Patent
active
049446606
ABSTRACT:
An improved boreless compressor wheel and method for making same by utilizing an internally threaded nut member. The compressor wheel is either cast about the nut, or includes a cup friction welded to the compressor wheel, and carrying the nut member.
REFERENCES:
patent: 1665458 (1978-04-01), Hollander
patent: 2967486 (1961-01-01), Spence
patent: 3914067 (1975-10-01), Leto
patent: 4125344 (1978-11-01), Tiefenbacher
patent: 4340317 (1982-07-01), Heitmann
patent: 4538969 (1985-09-01), Ammann et al.
patent: 4872817 (1989-10-01), De Kruif
Allied-Signal Inc.
Casaregola Louis J.
Decker Ken C.
Thorpe Timothy S.
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