TREA

Machines with more than one piston in a cylinder and with counter moving pistons

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Industry

  • CPC
  • F01B2170/0447
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE F01B2170/00Steam engines

Current Industry

F01B2170/0447Machines with more than one piston in a cylinder and with counter moving pistons
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3599425
    • Patent number 3,599,425
    • Issue date Aug 17, 1971
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2330937
    • Patent number 2,330,937
    • Issue date Oct 5, 1943
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2331165
    • Patent number 2,331,165
    • Issue date Oct 5, 1943
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2099481
    • Patent number 2,099,481
    • Issue date Nov 16, 1937
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2040182
    • Patent number 2,040,182
    • Issue date May 12, 1936
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1948526
    • Patent number 1,948,526
    • Issue date Feb 27, 1934
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1449554
    • Patent number 1,449,554
    • Issue date Mar 27, 1923
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents