Propeller blade assembly

Details Propeller blade assembly Propeller blade assembly

1989-01-12

1990-05-01

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Having positive means for impeller adjustment

416205, B64C 1132

Patent

active

049214039

ABSTRACT:
A propeller blade assembly which enables the mounting of a propeller blade in a hub assembly includes a bearing arrangement that circumferentially surrounds and engages with a section of the propeller blade. The bearing arrangement comprises an inner race assembly of angular contact bearings, and an outer race assembly of roller bearings. The roller bearings being arranged so that the axis of rotation thereof is substantially parallel to the longitudinal axis of the propeller blade.

REFERENCES:
patent: 1951321 (1934-03-01), Blanchard
patent: 2297142 (1942-09-01), German
patent: 2438542 (1948-03-01), Cushman
patent: 2628687 (1953-02-01), Allen
patent: 2628688 (1953-02-01), Diefenderfer
patent: 2939536 (1960-06-01), Kearns
patent: 3029876 (1962-04-01), Scott
patent: 3231313 (1966-01-01), Fermer
patent: 3459267 (1969-08-01), Chilman
patent: 3490537 (1970-01-01), Quenneville
patent: 4591313 (1986-05-01), Miyatake et al.
patent: 4717312 (1988-01-01), Seeley

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