Ring structure for preventing blade damage

Details Ring structure for preventing blade damage Ring structure for preventing blade damage

1975-03-17

1977-11-15

Burr, Edgar S.

Excavating

Peat excavators

37 43R, 416195, E01H 509

Patent

active

040579158

ABSTRACT:
In a centrifugal snow blower, a plurality of shovel-like blades are fixed on a shaft for rotation about its central axis. A ring or annular band is arranged concentrically about the central axis and is secured to the frontal cutting edges of each of the blades.

REFERENCES:
patent: 142260 (1945-08-01), Lee
patent: 486062 (1892-11-01), Bangs
patent: 489008 (1893-01-01), Jacobs
patent: 655270 (1900-08-01), Perry
patent: 1247263 (1917-11-01), Grindle
patent: 1341653 (1920-06-01), Lee
patent: 2152840 (1939-04-01), Drake
patent: 2375965 (1945-05-01), Turtle
patent: 2732638 (1956-01-01), Leufvenius
patent: 3085832 (1963-04-01), Guillemette
patent: 3111173 (1963-11-01), Klonoski

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