Conveyors: power-driven – Conveyor having impinging fluid to feed – shift or discharge... – Having cleaning means
Reexamination Certificate
2007-01-09
2007-01-09
Hess, Douglas A. (Department: 3651)
Conveyors: power-driven
Conveyor having impinging fluid to feed, shift or discharge...
Having cleaning means
C198S498000, C198S499000
Reexamination Certificate
active
10979727
ABSTRACT:
Disclosed herein is a method and apparatus for a street sweeper having a conveyor assembly. The conveyor assembly has a pair of rollers and a conveyor belt connected therebetween. The conveyor assembly is provided with debris skirts to lift the edge of the conveyor belt to prevent debris from traveling over the edge of the conveyor belt. The conveyor belt is formed into a concave orientation. The debris skirts is also connected to a rub rail to provide a dynamic seal along the length of the conveyor belt edges. The conveyor assembly is also provided with a roller scraper for removing debris accumulated upon the rollers. The roller scraper is adapted to envelop a portion of the roller. The conveyor assembly is also provided with a liquid delivery system for assisting in the removal of debris from the roller.
REFERENCES:
patent: 1791482 (1931-02-01), Thomas
patent: 1933485 (1933-10-01), Rund et al.
patent: 2227776 (1941-01-01), Anderson
patent: 2731138 (1956-01-01), Parisi
patent: 2964855 (1960-12-01), Fava
patent: 3008542 (1961-11-01), Steele
patent: 3556286 (1971-01-01), Naito
patent: 3604051 (1971-09-01), Wendel et al.
patent: 3639940 (1972-02-01), Carlson et al.
patent: 3756416 (1973-09-01), Wood
patent: 3792569 (1974-02-01), Carlson et al.
patent: 3865232 (1975-02-01), Koenig et al.
patent: 3881215 (1975-05-01), Krier et al.
patent: 3926596 (1975-12-01), Coleman
patent: 4017281 (1977-04-01), Johnstone
patent: 4067318 (1978-01-01), Flaith et al.
patent: 4578840 (1986-04-01), Pausch
patent: 4660248 (1987-04-01), Young
patent: 4754521 (1988-07-01), Zoni
patent: 4759781 (1988-07-01), Olson
patent: 4789056 (1988-12-01), Bourbeau
patent: 4854443 (1989-08-01), Gordon
patent: 4878576 (1989-11-01), Dietzen
patent: 4944386 (1990-07-01), Swinderman
patent: 5006136 (1991-04-01), Wetter
patent: 5219064 (1993-06-01), Roman
patent: 5725083 (1998-03-01), Archer
patent: 5915527 (1999-06-01), Nakamura
patent: 5931280 (1999-08-01), Nissen
patent: 5975281 (1999-11-01), Yoshizako et al.
patent: 6192542 (2001-02-01), Frederick et al.
patent: 6195836 (2001-03-01), Vanderlinden
patent: 6195837 (2001-03-01), Vanderlinden
patent: 6481562 (2002-11-01), Randerson
patent: 6581754 (2003-06-01), Law
patent: 6619469 (2003-09-01), Malmberg
patent: 6695123 (2004-02-01), Stoll
patent: 6820734 (2004-11-01), Gilbert et al.
patent: 1253242 (1967-12-01), None
patent: 1256241 (1967-12-01), None
patent: 0453177 (1991-04-01), None
patent: 2 150 904 (1985-07-01), None
patent: 03/069071 (2003-02-01), None
Krueger Joseph Kenneth
Wilmo Michael Steward
Altera Law Group LLC
Hess Douglas A.
Tennant Company
LandOfFree
Self cleaning conveyor with roller scraper and debris... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Self cleaning conveyor with roller scraper and debris..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Self cleaning conveyor with roller scraper and debris... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3739225