Fan guard assembly

Details Fan guard assembly Fan guard assembly

1985-07-18

1987-01-06

Garrett, Robert E.

Fluid reaction surfaces (i.e., impellers)

Protective screen or guard

Water or marine propellers

416247A, F04B 3910

Patent

active

046343466

ABSTRACT:
A fan guard assembly comprising a pair of mirror image plates, each of said plates having a plurality of perforations extending therethrough to define a plurality of air flow passages. The plates further include a flange-like surface extending radially outward from the top, bottom and the outboard side. The inboard sides of the plates are placed in overlapping relationship with respect to each other. The plates are joined together about the overlapped portions to form the fan guard assembly.

REFERENCES:
patent: 1747627 (1930-02-01), Guth
patent: 2148254 (1939-02-01), Bergstrom
patent: 2325913 (1943-08-01), McLemore
patent: 2345516 (1944-03-01), Weber
patent: 3046900 (1962-07-01), Pollak
patent: 3204546 (1965-09-01), Krell
patent: 3262638 (1966-07-01), Militello
patent: 4120615 (1978-10-01), Keem et al.
patent: 4350472 (1982-09-01), Morimoto

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