Power unit for single line pneumatic tube system

Details Power unit for single line pneumatic tube system Power unit for single line pneumatic tube system

1979-05-11

1982-07-13

Smith, Leonard E.

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Casing with axial, conical flow runner

415200, F04D 2940

Patent

active

043392288

ABSTRACT:
A pressure-vacuum chamber is mounted in a sheet metal housing having acoustical padding on inner surfaces of walls. The chamber has two vacuum-formed truncated cone members and a longitudinally extending axial partition plate sealingly mounted in inward facing grooves in the members. A flow-through blower is sealingly mounted in aperture in the plate.

REFERENCES:
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patent: 2414366 (1947-01-01), Elze et al.
patent: 2486619 (1949-11-01), Troxler
patent: 2632524 (1953-03-01), Senne
patent: 3232559 (1966-02-01), Grosswiller, Jr. et al.
patent: 3799703 (1974-03-01), Paine et al.
patent: 3976264 (1976-08-01), Ekama et al.
patent: 4059246 (1977-11-01), Anders et al.
patent: 4130374 (1978-12-01), Bingler
patent: 4174020 (1979-11-01), Challis
patent: 4189261 (1980-02-01), Kelley et al.
Processes and Materials of Manufacture, Lindberg, Allyn and Bacon, Inc., Boston, 1964, pp. 366-367.

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