TREA

Frederic W. Pollman

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  • Ames, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Constant tension cable reel drive
    • Patent number 4,537,364
    • Issue date Aug 27, 1985
    • Sundstrand Corporation
    • Frederic W. Pollman
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Hydraulic motor control
    • Patent number 4,478,041
    • Issue date Oct 23, 1984
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure override control
    • Patent number 4,476,680
    • Issue date Oct 16, 1984
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Input torque control for a variable displacement hydraulic transmis...
    • Patent number 4,462,210
    • Issue date Jul 31, 1984
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Viscosity compensating circuits
    • Patent number 4,426,194
    • Issue date Jan 17, 1984
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Reversible regenerating electric vehicle drive
    • Patent number 4,419,610
    • Issue date Dec 6, 1983
    • Sundstrand Corporation
    • Frederic W. Pollman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Variable displacement hydraulic drive with disconnect
    • Patent number 4,401,182
    • Issue date Aug 30, 1983
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Controls for variable displacement motor and motors
    • Patent number 4,399,886
    • Issue date Aug 23, 1983
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electro-hydraulic control structure
    • Patent number 4,352,367
    • Issue date Oct 5, 1982
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydromechanical transmissions
    • Patent number 4,341,131
    • Issue date Jul 27, 1982
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydromechanical transmissions
    • Patent number 4,306,467
    • Issue date Dec 22, 1981
    • Sundstrand Corporation
    • Frederic W. Pollman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-mode hydromechanical transmission shift system
    • Patent number 4,246,806
    • Issue date Jan 27, 1981
    • Sundstrand Corporation
    • David W. Reynolds
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine-transmission control system
    • Patent number 4,232,572
    • Issue date Nov 11, 1980
    • Sundstrand Corporation
    • William A. Ross
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic transmission drive assembly with noise attenuation means
    • Patent number 4,111,003
    • Issue date Sep 5, 1978
    • Sundstrand Corporation
    • Jimmy W. Bolinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Integrated transmission-engine control
    • Patent number 4,102,131
    • Issue date Jul 25, 1978
    • Sundstrand Corporation
    • David W. Reynolds
    • B60 - VEHICLES IN GENERAL