Brushing – scrubbing – and general cleaning – Machines – Brushing
Reexamination Certificate
2006-04-10
2009-11-03
Hail, III, Joseph J (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
Brushing
C015S079100, C015S082000
Reexamination Certificate
active
07610646
ABSTRACT:
A towable lawn sweeper comprising a housing, a hitch assembly, a sweeper assembly and a sweeper height adjustment assembly. The hitch assembly is rigidly coupled to the housing and includes a clevis comprising a plurality of connector members forming a plurality of connection positions to adjustably couple the lawn sweeper to a tow vehicle. The sweeper assembly is rotatably coupled to the housing and includes at least one brush that is attached to an axle of the sweeper assembly in a spiral pattern about a longitudinal axis of the axle. The sweeper height adjustment assembly is pivotably coupled to the housing and includes a height adjustment bar pivotally mounted to the housing, a lever extending from the height adjustment bar generally perpendicular, a height retention member pivotally connected to the hitch assembly, and a fastener to releasably secure the lever to the height retention member.
REFERENCES:
patent: 399316 (1889-03-01), Palmer
patent: 2253309 (1941-08-01), Smellie
patent: 3241172 (1966-03-01), Tilgner
patent: 4217672 (1980-08-01), Olivari
patent: 4267616 (1981-05-01), Hunt
patent: 5160187 (1992-11-01), Drumm
patent: 6154920 (2000-12-01), Petrole et al.
patent: 6463623 (2002-10-01), Ahn et al.
patent: 6640532 (2003-11-01), Bogart et al.
patent: 7140062 (2006-11-01), Chen
patent: 2002/0007526 (2002-01-01), D'Costa et al.
patent: 2002/0032948 (2002-03-01), Ahn et al.
AGRI-FAB, Model No. 190-459-100, 46″ Heavy Duty Lawnsweeper, Owners Manual, dated Jul. 2002, pp. 1-11, printed in U.S.A.
Sears, Roebuck & Co., Model No. 486.242111, 42″ High Performance Lawnsweeper, Owners Manual, dated Jul. 2002, pp. 1-15, printed in U.S.A.
AGRI-FAB, Model No. 55-02602-131, 17 Cu. Ft. Heavy Duty Lawnsweeper, Owners Manual, dated Aug. 2003, pp. 1-15, printed in U.S.A.
Brinly-Hardy, Model No. STS-425 LXH, Lawn Sweeper, Owners Manual, undated, pp. 1-11, place where printed/published unknown.
Biggs Richard
Chattin Joseph
Zellefrow Mark
Eley James R.
Eley Law Firm Co.
Forhan Michael A.
Hail, III Joseph J
Ohio Steel Industries, Inc.
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