and the power being transmitted from a continuously operating and irreversible prime mover i.e. an internal combustion engine

Patents Grantslast 30 patents

  • Information Patent Grant

    Winch system

    • Patent number 11,247,879
    • Issue date Feb 15, 2022
    • MHWIRTH AS
    • Eivind Gimming Stensland
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Winch with integrated lighting, and associated systems and methods

    • Patent number 10,633,229
    • Issue date Apr 28, 2020
    • Westin Automotive Products, Inc.
    • Jacob August
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Powered winch retrieval system for harvested big game

    • Patent number 10,343,878
    • Issue date Jul 9, 2019
    • Andrew J Limb
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Swivel winch rotated via an actuator in response to pressure sensor...

    • Patent number 10,173,870
    • Issue date Jan 8, 2019
    • Hall Labs LLC
    • David R. Hall
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Engine speed control for hoist and tongs

    • Patent number 6,276,449
    • Issue date Aug 21, 2001
    • Frederic M. Newman
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Apparatus for controlling movement of a tether in a conduit

    • Patent number 5,273,257
    • Issue date Dec 28, 1993
    • John J. Perkins
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Power winch system

    • Patent number 5,002,259
    • Issue date Mar 26, 1991
    • Helper Winch, Inc.
    • David J. Manning
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    3895699

    • Patent number 3,895,699
    • Issue date Jul 22, 1975
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    3848852

    • Patent number 3,848,852
    • Issue date Nov 19, 1974
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    2417502

    • Patent number 2,417,502
    • Issue date Mar 18, 1947
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    2282731

    • Patent number 2,282,731
    • Issue date May 12, 1942
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    2239822

    • Patent number 2,239,822
    • Issue date Apr 29, 1941
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    1684857

    • Patent number 1,684,857
    • Issue date Sep 18, 1928
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    1673509

    • Patent number 1,673,509
    • Issue date Jun 12, 1928
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    1530921

    • Patent number 1,530,921
    • Issue date Mar 24, 1925
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    1529578

    • Patent number 1,529,578
    • Issue date Mar 10, 1925
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents