Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2004-10-06
2008-08-26
Redding, David A (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C172S004500, C414S722000
Reexamination Certificate
active
07415748
ABSTRACT:
A portable vacuum implement for use with a skid steer vehicle has a frame, a skid steer mounting saddle coupled to the frame and a motor mounted to the frame. A vacuum pump mounted on the frame is coupled to the motor so that the motor drives the vacuum pump. A collection tank mounted on the frame is coupled to the vacuum pump so that the vacuum pump pulls a vacuum through the collection tank. A vacuum head is connected to the collection tank by a first hose for vacuuming debris at an excavation site.
REFERENCES:
patent: 5515625 (1996-05-01), Keigley
patent: D423521 (2000-04-01), Walter et al.
patent: 6360458 (2002-03-01), Dolister
patent: 6397967 (2002-06-01), McIlwraith
patent: 6499934 (2002-12-01), Kaczmarski et al.
patent: 6550406 (2003-04-01), Bass et al.
patent: 2006/0032095 (2006-02-01), Buckner
patent: 2006/0182591 (2006-08-01), Hackett et al.
Equipment World Article-Sep. 2003; SerVac Brochure; and RockVac Brochure.
Gilman John William
Guhr Troy Devan
Maybury, Jr. Charles Robert
McLaughlin Group, Inc.
Nelson Mullins Riley & Scarborough LLP
Redding David A
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