Patents by Inventor Gerhard Thien

Gerhard Thien 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).

  • Cooler-cum-blower assembly for internal combustion engines
    Patent number: 3995603
    Abstract: A cooler-cum-blower assembly for internal combustion engines with two water-cooler elements arranged in front of the front side of the engine, said cooler elements being located opposite each other in relation to the longitudinal median plane of the engine and each forming an acute angle with the longitudinal median plane of the engine on the side facing away from the engine, and with an axial blower located in front of the cooler elements and actuated by means of the engine.
    Type: Grant
    Filed: February 20, 1976
    Date of Patent: December 7, 1976
    Assignee: Hans List
    Inventors: Gerhard Thien, Heinz Fachbach, Josef Greier
  • Internal combustion engine with torsional-vibration balancer
    Patent number: 3988948
    Abstract: An internal combustion engine comprising a torsional-vibration balancer mounted on one end of the crankshaft and carrying a fan-wheel blower, said torsional-vibration balancer being enclosed in a sound-absorbing casing having an admission aperture and a discharge aperture for the cooling air.
    Type: Grant
    Filed: March 4, 1975
    Date of Patent: November 2, 1976
    Assignee: Hans List
    Inventors: Gerhard Thien, Heinz Fachbach
  • Cooler-cum-blower assembly for internal combustion engines
    Patent number: 3978919
    Abstract: A cooler-cum-blower assembly for water-cooled internal combustion engines, comprising a housing subdivided by means of a partition into two chambers having a sound-absorbing lining, an axial blower impeller arranged in a central aperture of the partition, an air-intake aperture in the housing in the area of the chamber located in front of the impeller, and a water-cooler forming at least part of the peripheral wall of the chamber located behind the impeller.
    Type: Grant
    Filed: September 19, 1974
    Date of Patent: September 7, 1976
    Assignee: Hans List
    Inventors: Heinz Fachbach, Gerhard Thien, Josef Greier
  • Sound-proofed internal combustion engine
    Patent number: 3964462
    Abstract: An internal combustion engine having a soundproof casing aerated by a blower and divided by at least one partition wall into two cooling air ducts tightly separated from each other, one of the ducts containing all fuel carrying members of the engine, the second duct containing the members of the exhaust system of the engine, the cooling air ducts being admitted by two partial cooling air flows.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: June 22, 1976
    Assignee: Hans List
    Inventors: Gerhard Thien, Heinz Fachbach
  • Cooler-cum-blower assembly for internal combustion engines
    Patent number: 3964449
    Abstract: A cooler-cum-blower assembly for internal combustion engines with two water-cooler elements arranged in front of the front side of the engine, said cooler elements being located opposite each other in relation to the longitudinal median plane of the engine and each forming an acute angle with the longitudinal median plane of the engine on the side facing away from the engine, and with an axial blower located in front of the cooler elements and actuated by means of the engine.
    Type: Grant
    Filed: September 19, 1974
    Date of Patent: June 22, 1976
    Assignee: Hans List
    Inventors: Gerhard Thien, Heinz Fachbach, Josef Greier
  • Cooling of internal combustion engines with sound-proof encasings
    Patent number: 3951114
    Abstract: An internal combustion engine comprising a sound-proof encasing surrounding the outer surfaces of the engine in spaced relation thereto, with a cooling-air inlet and a cooling-air outlet, a blower arranged between these apertures within the encasing and actuated by means of the internal combustion engine, and an additional ventilating device for the ventilation of the encasing after the internal combustion engine has been stopped.
    Type: Grant
    Filed: September 19, 1974
    Date of Patent: April 20, 1976
    Assignee: Hans List
    Inventors: Heinz Fachbach, Gerhard Thien, Karl Kirchweger
  • Carburetor engine with sound-proof encasing
    Patent number: 3949727
    Abstract: A sound-proofing encased carburetor internal combustion engine with a carburetor, a fuel tank and a fuel pipe located outside the encasing and a suction pipe extending through the encasing, sealed off at the point where it extends through the encasing, and connecting the carburetor with the internal combustion engine.
    Type: Grant
    Filed: September 19, 1974
    Date of Patent: April 13, 1976
    Assignee: Hans List
    Inventors: Gerhard Thien, Heinz Fachbach