Grass-cutting head with spiral guide channels for the...

Cutlery – Cutting tools – With blade moving means

Reexamination Certificate

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Details

C030S347000

Reexamination Certificate

active

07966736

ABSTRACT:
The grass-cutting head (101) has a body (103) forming a housing for at least one spool of cutting line (F1; F2), provided with at least one outlet hole (111) of an end of the cutting line wound on said spool positioned inside the head. For each outlet hole, a guide channel for the cutting line is also provided, extending from the inside of the housing towards the hole and having an inclined trend, gradually moving away from said axis of rotation.

REFERENCES:
patent: 2533619 (1950-12-01), Pokras
patent: 4097991 (1978-07-01), Proulx
patent: 4104797 (1978-08-01), Ballas
patent: 4107901 (1978-08-01), Moore
patent: 4114269 (1978-09-01), Ballas, Sr.
patent: 4145809 (1979-03-01), Proulx
patent: 4148141 (1979-04-01), Hoff
patent: 4161820 (1979-07-01), Moore
patent: 4169311 (1979-10-01), Evenson et al.
patent: 4203212 (1980-05-01), Proulx
patent: 4245454 (1981-01-01), Zien
patent: 4253238 (1981-03-01), Sheldon
patent: 4259782 (1981-04-01), Proulx
patent: 4271595 (1981-06-01), Rahe
patent: 4274201 (1981-06-01), Oberg et al.
patent: 4287670 (1981-09-01), Baker
patent: 4366621 (1983-01-01), Mitchell
patent: 4651421 (1987-03-01), Zerrer
patent: 4738085 (1988-04-01), Nishio et al.
patent: 4805306 (1989-02-01), Baba
patent: 4813140 (1989-03-01), Calcinai
patent: 4823465 (1989-04-01), Collins
patent: 4835867 (1989-06-01), Collins et al.
patent: 4882843 (1989-11-01), Baba
patent: 4893410 (1990-01-01), Hoffmann et al.
patent: 4942664 (1990-07-01), Zatulovsky
patent: 4959904 (1990-10-01), Proulx
patent: 4989321 (1991-02-01), Hoffmann
patent: 5010649 (1991-04-01), Hoffmann
patent: 5095688 (1992-03-01), Fabrizio
patent: 5136782 (1992-08-01), Calcinai
patent: 5295306 (1994-03-01), Sugihara et al.
patent: 5490641 (1996-02-01), Worthing
patent: 5526572 (1996-06-01), Sugihara et al.
patent: 5657542 (1997-08-01), White, III et al.
patent: 6141879 (2000-11-01), Arnetoli
patent: 6163964 (2000-12-01), Calcinai
patent: 6779274 (2004-08-01), Peterson et al.
patent: 6851191 (2005-02-01), Arnetoli

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