Title:
Fan having detachable blades
United States Patent 2794509


Inventors:
Mix, Gail E.
Application Number:
US42975254A
Publication Date:
06/04/1957
Filing Date:
05/14/1954
Assignee:
Mix, Gail E.
Primary Class:
Other Classes:
416/210R, 416/236A, 416/236R
International Classes:
F04D29/34
View Patent Images:
US Patent References:
2681708Fan construction1954-06-22
2585265Fan blade structure1952-02-12
2581872Propeller fan blade retaining construction1952-01-08
2579119Air impeller1951-12-18
2395193Propeller assembly1946-02-19
2317502Propeller type ventilator fan1943-04-27
2041555Combination fan and vibration damper1936-05-19