Title:
Rotary compressor
United States Patent 2824687


Inventors:
Osterkamp, Henry C.
Application Number:
US54283255A
Publication Date:
02/25/1958
Filing Date:
10/26/1955
Assignee:
WESTINGHOUSE AIR BRAKE CO
Primary Class:
Other Classes:
418/88
International Classes:
F04C2/344; F04C18/34; F04C18/344; F04C23/00; F04C23/02; F04C29/02; F04C29/00
View Patent Images:
US Patent References:
2215256High vacuum pump apparatus1940-09-17
1054574N/A1913-02-25
Foreign References:
AU149323B
FR660528A1929-07-12
FR1025278A1953-04-13