Patents by Inventor Gordon E. Laing

Gordon E. Laing 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).

  • Patent number: 4715083
    Abstract: Vacuum cleaner attachment storage in recesses beneath a floor supported vacuum cleaner housing with pivoted latch elements for attachment retention which does not require increased cleaner housing dimensions or a cover for the stored attachments, either to conceal the stored attachments or to prevent dirt collection in the storage recesses.
    Type: Grant
    Filed: September 29, 1986
    Date of Patent: December 29, 1987
    Assignee: The Singer Company
    Inventors: Frank R. Harris, Gordon E. Laing
  • Patent number: 4705547
    Abstract: A latch device for a filter bag supporting tray comprising a plurality of latch bolts operatively interrelated to move together so that blockage of any latch bolt will result in prevention of any other bolt from entering its latch recess, and only secure fully latched constraint of the tray is possible.
    Type: Grant
    Filed: September 29, 1986
    Date of Patent: November 10, 1987
    Assignee: The Singer Company
    Inventors: Louis A. Rotola, Jr., Gordon E. Laing
  • Patent number: 4514200
    Abstract: A floor care appliance having a filter bag with an inlet chamber accessed by an inlet aperture, and a quiescent storage chamber connected to the inlet chamber by an opening adjacent the top thereof. The filter bag is formed of filter sheet material as an elongate tubular member having the opposite ends folded and sealed to define an air impermeable seal. An inlet aperture extends into the interior of the tubular member adjacent one end thereof and the tubular member is folded upon itself spaced from the other end thereof with confronting portions of the tubular member being sealed together and including an opening adjacent the fold between the confronting portions to maintain an open air path from the inlet aperture to the other end of the filter bag.
    Type: Grant
    Filed: April 30, 1984
    Date of Patent: April 30, 1985
    Assignee: The Singer Company
    Inventors: William R. Sumerau, Gordon E. Laing
  • Patent number: 4512057
    Abstract: A floor care appliance having a main housing with a handle extending from an upper portion thereof, and having a motor blower assembly affixed thereto with an inlet tube extending from a lower portion thereof. The main housing is fashioned with a rearwardly open cavity portion for receiving a filter arrangement including a paper filter bag having connection to an outlet tube of the motor blower assembly, and a second stage of filtration implemented by an air permeable closure covering the rearwardly open cavity portion. A floor unit carries a brush actuated by a reversible motor, a dry chemical carpet cleaning powder receptacle and dispensing arrangement for selectively dispensing the powder adjacent the brush, and a plenum chamber extending from adjacent the brush to a swivel having an outlet tube connected and affixed to the inlet tube of the motor blower assembly. A switch assembly is carried by a cover for the main housing and provides for operator selection of one of several modes of operation.
    Type: Grant
    Filed: April 30, 1984
    Date of Patent: April 23, 1985
    Assignee: The Singer Company
    Inventors: Gordon E. Laing, Martin E. Harbeck, John E. Jones, William R. Sumerau, William K. Glenn, III
  • Patent number: 4447930
    Abstract: A power head unit for use with an external source of vacuum, which unit includes an outer housing defining a brush chamber, a vacuum chamber and a dry chemical carpet cleaning powder retaining chamber. The powder retaining chamber is fashioned with at least one slot extending adjacent the brush chamber which slot is closed off by a covering device such as a sliding door. The sliding door is fashioned with apertures the size of the at least one slot so that correspondence thereof will permit the dry chemical carpet cleaning material to escape from the slot. A powder dispensing roll is provided internally of the powder retaining chamber to convey the dry chemical carpet cleaning material to the slot.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: May 15, 1984
    Assignee: The Singer Company
    Inventors: William K. Glenn, III, John E. Jones, Gordon E. Laing, William R. Sumerau