Pumps – Motor driven – Electric or magnetic motor
Patent
1989-04-03
1990-10-16
Smith, Leonard E.
Pumps
Motor driven
Electric or magnetic motor
41742312, 41742314, 41742315, 310 51, F04D 2904
Patent
active
049630768
ABSTRACT:
Rotating unit including a shaft, a blower rotor, and a motor armature is removable as a unit from the motor housing. The diameter of a first resiliently mounted bearing holder toward the blower rotor is larger than the diameter of the armature, which in turn is larger than the diameter of a second resiliently mounted bearing holder remote from the blower rotor.
REFERENCES:
patent: 2020092 (1934-07-01), Allen
patent: 2098073 (1937-11-01), Tucker
patent: 2329151 (1943-09-01), Brady
patent: 2888193 (1959-05-01), Greenwald
patent: 4058937 (1977-11-01), Mitchell
patent: 4198191 (1980-04-01), Pierce
patent: 4456433 (1984-06-01), Henning
patent: 4764086 (1988-08-01), Jesinger
Fleischmann Frank
Kabelitz Hans-Peter
Kaiser Winfried
Leybold Aktiengesellschaft
Scheuermann David W.
Smith Leonard E.
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