Patents by Inventor Roy Oliver Erickson

Roy Oliver Erickson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Filter for vacuum cleaner
    Patent number: 6290761
    Abstract: A vacuum cleaner assembly includes a main housing) having an inlet, a recess and an outlet disposed within the recess. A water bath filter is coupled to the main housing and disclosed between the inlet and the single outlet. The water bath filter is for filtering the air prior to exhausting the air outwardly through the outlet. A second filter is removably disposed adjacent said main housing single outlet within the main housing recess.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: September 18, 2001
    Assignee: Rexair, Inc.
    Inventors: Dean Rohn, John J. Alberts, III, Alan Joseph Krebs, Roy Oliver Erickson
  • Filter for vacuum cleaner
    Publication number: 20010000196
    Abstract: A vacuum cleaner assembly (10) comprising a main housing (12) having an inlet (14) and an outlet (16). A motor (17a) is disposed within the main housing (12) between the inlet (14) and the outlet (16) for providing motive force to a cooling fan (17b), a blower (17c), and a separator (22). The cooling fan (17b) is mounted within the main housing (12) above the motor (17a) to circulate cooling air around the motor (17a). The blower (17c) is mounted within the main housing (12) below the motor (17a) for drawing air into the inlet (14) and exhausting air outwardly through the outlet (16). The separator (22) is mounted below the blower (17c) for circulating the air and water bath (20) within a water bath pan (36) and providing, in combination with the water bath (20), a primary filter for filtering the air prior to exhausting the air outwardly through the outlet (16).
    Type: Application
    Filed: December 7, 2000
    Publication date: April 12, 2001
    Applicant: REXAIR, INC.
    Inventors: Dean Rohn, John J. Alberts, Alan Joseph Krebs, Roy Oliver Erickson, Loretta Ann Erickson
  • Filter for vacuum cleaner
    Patent number: 6162287
    Abstract: A vacuum cleaner assembly (10) is disclosed that includes a main housing (12) having an inlet (14) and an outlet (16). A motor (17a) is disposed within the main housing (12) between the inlet (14) and the outlet (16) for providing motive force to a cooling fan (17b), a blower (17c), and a separator (22). The cooling fan (17b) is mounted within the main housing (12) above the motor (17a) to circulate cooling air around the motor (17a). The blower (17c) is mounted within the main housing (12) below the motor (17a) for drawing air into the inlet (14) and exhausting air outwardly through the outlet (16). The separator (22) is mounted below the blower (17c) for circulating the air and water bath (20) within a water bath pan (36) and providing, in combination with the water bath (20), a primary filter for filtering the air prior to exhausting the air outwardly through the outlet (16).
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: December 19, 2000
    Assignee: Rexair, Inc.
    Inventors: Dean Rohn, John J. Alberts, III, Alan Joseph Krebs, Roy Oliver Erickson, deceased
  • Dolly for a vacuum cleaner
    Patent number: D414305
    Type: Grant
    Filed: February 4, 1998
    Date of Patent: September 21, 1999
    Assignee: Rexair, Inc.
    Inventors: Dean Robert Rohn, Roy Oliver Erickson, Stephen John Wood, John J. Alberts, III, Alan Joseph Krebs, Mark Christopher Bates, John Carl Costello
  • Vacuum cleaner
    Patent number: D423154
    Type: Grant
    Filed: February 4, 1998
    Date of Patent: April 18, 2000
    Assignee: Rexair, Inc.
    Inventors: Dean Robert Rohn, Roy Oliver Erickson, John J. Alberts, III, Alan Joseph Krebs, Mark Christopher Bates, John Carl Costello
  • Vacuum cleaner
    Patent number: D426355
    Type: Grant
    Filed: February 4, 1998
    Date of Patent: June 6, 2000
    Assignee: Rexair, Inc.
    Inventors: Dean Robert Rohn, Roy Oliver Erickson, Stephen John Wood, John J. Alberts, III, Alan Joseph Krebs, Mark Christopher Bates, John Carl Costello