Blower Patents (Class D23/383)
  • Floor fan handtruck apparatus and method
    Patent number: 5265895
    Abstract: A floor fan handtruck wherein the external housing of the floor fan forms the framework for the floor fan handtruck. A pair of wheels are attached to the bottom surface of the floor fan. A handle is attached to the external housing. The handle also serves as a storage and transportation frame for an electrical cord and a safety cone. A hitch plate is attached to the end of the discharge chute of a first floor fan and is designed to receive a hitch pin mounted to the handle of a second floor fan to enable the operator to pull the second floor fan handtruck with the first floor fan handtruck in a trailer fashion.
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: November 30, 1993
    Inventor: Craig G. Barrett
  • Blower
    Patent number: D440298
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: April 10, 2001
    Assignee: Dri-Eaz Products, Inc.
    Inventor: Kevin A. Wolfe
  • Air mover
    Patent number: D480467
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: October 7, 2003
    Assignee: Dri-Eaz Products, Inc.
    Inventor: Larry White
  • Convection blower or similar article for use in an electric oven
    Patent number: D306064
    Type: Grant
    Filed: March 11, 1988
    Date of Patent: February 13, 1990
    Assignee: Zephyr Convection Cooking Systems Co.
    Inventors: William L. Bartlett, David A. Weir
  • Air blower housing
    Patent number: D308417
    Type: Grant
    Filed: April 1, 1987
    Date of Patent: June 5, 1990
    Assignee: Belanger, Inc.
    Inventors: James A. Belanger, Robert J. Wentworth, Graham J. Astley, Barry S. Turner
  • Axial air blower
    Patent number: D314619
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: February 12, 1991
    Inventors: Allan E. Beavers, Robert A. Fulcher
  • Vortex blower
    Patent number: D327316
    Type: Grant
    Filed: April 19, 1991
    Date of Patent: June 23, 1992
    Assignee: Hitachi, Ltd.
    Inventors: Toshiharu Yoshidomi, Takeshi Abe, Eiichi Ito, Masayuki Fujio, Kazuo Kobayashi, Kengo Hasegawa, Yukio Chihara
  • Combined portable floor sign and fan unit
    Patent number: D328615
    Type: Grant
    Filed: June 11, 1990
    Date of Patent: August 11, 1992
    Inventor: Joe E. Taylor
  • Casing for a hot tub air blower
    Patent number: D328640
    Type: Grant
    Filed: November 13, 1989
    Date of Patent: August 11, 1992
    Inventor: William W. Conger, IV
  • Electric blower housing for spas, hydrotherapy baths, and above-ground skid packs
    Patent number: D335532
    Type: Grant
    Filed: March 27, 1991
    Date of Patent: May 11, 1993
    Inventor: Robert Lopez
  • Portable heater-blower
    Patent number: D380540
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: July 1, 1997
    Inventors: Scott D. Seatvet, Melanie A. Seatvet
  • Air blower for mig welder
    Patent number: D380541
    Type: Grant
    Filed: March 22, 1996
    Date of Patent: July 1, 1997
    Inventor: James E. Furman
  • Blower-unit for a modular pneumatic transport system
    Patent number: D387861
    Type: Grant
    Filed: November 30, 1994
    Date of Patent: December 16, 1997
    Assignee: Kongskilde Maskinfabrik A/S
    Inventor: Henrik Jeppesen
  • Fan
    Patent number: D409737
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: May 11, 1999
    Assignee: AB Ph. Nederman & Co.
    Inventor: Marie Nilsson
  • Blower
    Patent number: D422351
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: April 4, 2000
    Assignee: Shop Vac Corporation
    Inventor: John Griffin