Patents by Inventor Osmo Tissari

Osmo Tissari 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: 5117657
    Abstract: A machine for washing carpets having a frame, a plurality of elongated rolls located in the frame for transferring the carpet through the machine, and a distributing unit mvoable along the length of the rolls for spraying cleaning solution on the carpet. The machine also includes hoses connected at one end to the distributing unit, and at the other end, to a transportation device. The transportation device is movable, which moves the hoses, which in turn moves the distributing unit along the length of the rolls.
    Type: Grant
    Filed: June 27, 1991
    Date of Patent: June 2, 1992
    Inventor: Osmo Tissari
  • Patent number: 4799368
    Abstract: The washing of carpets, to which belong a comparatively stiff bottom structure and a fibre layer fixed to the bottom layer, is troublesome and laborious. The object for the invention is a device for washing of carpets, to which device belong rolls, supported on which the carpet is arranged to be conveyed within the device, to which rolls belong the supporting roll (2) for supporting of the carpet during the washing and a rinsing roll (4), placed at a distance from the supporting roll, for supporting of the carpet during rinsing. To the device belongs a between the supporting roll and the rinsing roll placed washing and rinsing apparatus (6), which is arranged to flush under pressure being detergent on the surface of the carpet located on the supporting roll and scavenging agent on the surface of the carpet located on the rinsing roll.
    Type: Grant
    Filed: August 8, 1986
    Date of Patent: January 24, 1989
    Inventor: Osmo Tissari