Scraper blade mechanism for double disc

Details Scraper blade mechanism for double disc Scraper blade mechanism for double disc

1978-09-18

1980-06-10

Burr, Edgar S.

Earth working

Rolling, rotating or orbitally moving tool

With disk cleaning means

111 88, 172560, 172566, A01B 1516, A01B 2306

Patent

active

042068177

ABSTRACT:
Seed sowing equipment is disclosed including a pair of cooperating disc blades mounted for rotation on an axle. A scraper is provided for cooperation with each of such blades for preventing the accumulation of soil on the inward side of such disc blades. The scraper includes a ring portion and a plurality of radially inwardly extending spokes terminating in a hub portion.

REFERENCES:
patent: 114002 (1871-04-01), Godfrey
patent: 523508 (1894-07-01), Bauer et al.
patent: 660759 (1900-10-01), Morphy
patent: 734017 (1903-07-01), Van Brunt
patent: 785865 (1905-03-01), Davis
patent: 808021 (1905-12-01), Davis
patent: 1264970 (1918-05-01), Pfeifer
patent: 4009668 (1977-03-01), Brass et al.
patent: 4034688 (1977-07-01), Ernst

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