Patents by Inventor Kari Matula

Kari Matula 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: 10081906
    Abstract: A method to wash and dry carpets and an in situ carpet washing service is described. The service uses transportable equipment comprising in one frame a washing unit, a drying unit and conveyor for transferring the carpet between the washing and drying units of the equipment, a control unit for controlling the operation of the equipment, and means for receiving production goods to the equipment. In the equipment the carpet is transported from a first feeding end, through the washing and drying units to the second receiving end at a constant speed such that the washing and drying steps can be completed in less than 20 minutes and the tack free carpet can be returned to the customer without a need of a replacement carpet.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: September 25, 2018
    Assignee: West Heat Rauma OY
    Inventors: Risto Kunnas, Arvo Lahtinen, Kari Matula
  • Publication number: 20160150935
    Abstract: A method to wash and dry carpets and an in situ carpet washing service is described. The service uses transportable equipment comprising in one frame a washing unit, a drying unit and conveyor for transferring the carpet between the washing and drying units of the equipment, a control unit for controlling the operation of the equipment, and means for receiving production goods to the equipment. In the equipment the carpet is transported from a first feeding end, through the washing and drying units to the second receiving end at a constant speed such that the washing and drying steps can be completed in less than 20 minutes and the tack free carpet can be returned to the customer without a need of a replacement carpet.
    Type: Application
    Filed: February 8, 2016
    Publication date: June 2, 2016
    Inventors: Risto Kunnas, Arvo Lahtinen, Kari Matula
  • Patent number: 9278380
    Abstract: Equipment for washing a carpet includes a conveyor for transferring the carpet between washing and drying units, a control unit, at least one washing unit and at least one drying unit located in the transport direction after the washing unit, and elements for receiving production goods to the equipment. The conveyor is able to transfer the carpet through the washing and drying units with the same speed. The washing unit includes a wet or dry cleaning unit, with at least one brush and elements for transferring the carpet. Each drying unit has a blowing device for blowing compressed air at a pressure of 2-15 bars onto the pile side of the carpet, the blowing pressure depending on the carpet type and/or transfer speed of the carpet at a drying station of the drying unit, it being possible to blow such an amount of compressed air through the drying apparatus so that the carpet exits the drying station tack free.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: March 8, 2016
    Assignee: West Heat Rauma Oy
    Inventors: Risto Kunnas, Arvo Lahtinen, Kari Matula
  • Publication number: 20110108070
    Abstract: Equipment for washing a carpet (M), the equipment (1) comprising in the same frame (10) the conveyor (3) for transferring the carpet (M) between the washing and drying units (4, 2) of the equipment, the control unit (5) for controlling the operation of the equipment, at least one washing unit (4) and at least one drying unit (2) located in the transport direction (K) after the washing unit/washing units, and means for receiving production goods to the equipment.
    Type: Application
    Filed: April 29, 2009
    Publication date: May 12, 2011
    Applicant: WEST HEAT RAUMA OY
    Inventors: Risto Kunnas, Arvo Lahtinen, Kari Matula
  • Publication number: 20110100396
    Abstract: Equipment for washing carpet includes in the same frame a conveyor for transferring the carpet between equipment units, a control unit for controlling the operation of the equipment, and at least one washing unit, at least one drying unit located after the washing unit in the transport direction. The conveyor in the equipment is able to transfer the carpet through the equipment units at the same speed, the equipment is used for washing the carpets, the underside of which is substantially made of air impermeable material, the at least one washing unit includes a wet or dry cleaning unit with at least one brush and elements for transferring the carpet, each drying unit has an air blower blowing compressed air onto the carpet, the air blower being able to blow compressed air with a pressure of 2-15 bars onto the carpet's pile side, the blowing pressure being dependent on the carpet type.
    Type: Application
    Filed: April 29, 2009
    Publication date: May 5, 2011
    Applicant: WEST HEAT RAUMA OY
    Inventors: Risto Kunnas, Arvo Lahtinen, Kari Matula