Patents by Inventor Tor Rønnestad

Tor Rønnestad 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: 11333423
    Abstract: Arrangement for accumulation and evacuation of water such as defrosting and condensation water from refrigeration units, the system including a piping arrangement with a vertical pipe section extending from a water evacuation unit provided in conjunction with the respective refrigeration unit; discharge valves, one for each unit; one or more liquid reservoir for each unit; one or more vacuum pumps; air inlet nozzles; a control unit; one or more level switches and air conduit inlet opening for each vertical pipe. Each of the water evacuation units includes a docking station and a water collection tray preferably to be slideably provided within the docking station, whereby each unit is custom made to fit between the refrigeration unit and floor where the refrigeration units are placed.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: May 17, 2022
    Assignee: JETS AS
    Inventors: Jan Helge Skomsøy, Werner Dybvik, Tor Rønnestad
  • Publication number: 20200080764
    Abstract: Arrangement for accumulation and evacuation of water such as defrosting and condensation water from refrigeration units, the system including a piping arrangement with a vertical pipe section extending from a water evacuation unit provided in conjunction with the respective refrigeration unit; discharge valves, one for each unit; one or more liquid reservoir for each unit; one or more vacuum pumps; air inlet nozzles; a control unit; one or more level switches and air conduit inlet opening for each vertical pipe. Each of the water evacuation units includes a docking station and a water collection tray preferably to be slideably provided within the docking station, whereby each unit is custom made to fit between the refrigeration unit and floor where the refrigeration units are placed.
    Type: Application
    Filed: February 27, 2018
    Publication date: March 12, 2020
    Applicant: JETS AS
    Inventors: Jan Helge SKOMSØY, Werner DYBVIK, Tor RØNNESTAD
  • Publication number: 20150176581
    Abstract: Liquid ring screw pump (1) including a housing (2) with a suction inlet section (4) and a pressure outlet section (3) and within the housing (2) rotatably provided Archimedes screw rotor driven by a motor (6) via a shaft, the inlet section (4) and outlet section (3) each provided with connecting means for suction and pressure piping respectively. The pump and motor is constructed with a single leg or support or single pair of legs or supports (10) provided preferably at a weight balance point between the motor (6) and pump (1).
    Type: Application
    Filed: July 4, 2013
    Publication date: June 25, 2015
    Inventors: Olav Hofseth, Tor Rønnestad
  • Patent number: 7434880
    Abstract: The present invention relates to a mobile joint (1) with spring resistance, suitable for a sitting device, comprising a first and a second joint element (10, 20), which are pivotally connected by a shaft (3), to allow tilting of the sitting device caused by the displacement of the users weight, comprising a first and a second parallel plate spring (18, 19) with first and second ends, with an intermediate blocking element (11), wherein each plate spring (18, 19) in the first end are connected to the first joint element (10), and in the second end are glidingly abutting the second joint element (20), the first and second plate spring (18, 19) each having an axis of rotation that is displaced in relation to each other and the shaft (3).
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: October 14, 2008
    Assignee: Varier Furniture AS
    Inventor: Tor Rønnestad