Harvesters – Motorized harvester – Including driven air-blower unit
Patent
1992-06-23
1993-07-06
Bagnell, David J.
Harvesters
Motorized harvester
Including driven air-blower unit
56 166, 56202, A01D 3470
Patent
active
052243273
ABSTRACT:
A lawn mower includes a blade housing enclosing grass cutting blades and having a lateral discharge opening, a blower unit connected to the discharge opening, and a duct connected to the blower unit for transporting grass clippings to a grass catcher. The blower unit includes an elbow-like lower blower housing connected to the blade housing, an upper blower housing having a substantially vertical cylindrical side wall connected to the duct, and an impeller mounted in the upper blower housing to be rotatable about a vertical axis. The impeller has a plane of rotation above a plane of rotation of the blades. The lower blower housing includes a flange for connection to the upper blower housing. The flange has an opening elongated in a direction along a passage defined by the two blower housings. This opening has width approximately half of the diameter of the impeller.
REFERENCES:
patent: 2920435 (1960-01-01), Vallone
patent: 3065588 (1962-11-01), Shaw
patent: 4081947 (1978-04-01), Szymanis
patent: 4114353 (1978-09-01), Ansbaugh et al.
patent: 4711073 (1987-12-01), Freier, Jr. et al.
patent: 4996829 (1991-03-01), Saitoh et al.
Fujiwara Yoji
Kure Masagi
Minoura Akira
Murakawa Masatake
Tone Masatsugu
Bagnell David J.
Kubota Corporation
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