Patents by Inventor Kimio Tatsumi

Kimio Tatsumi 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).

  • Quick rise hydraulic lifting jack
    Patent number: 7055801
    Abstract: A quick-rise hydraulic lifting mechanism includes a lift arm, the lift arm being pivotable about an axis; a hydraulic actuator operably connected to the lift arm, the hydraulic actuator having an oil vacuum relief; and a mechanical actuator operably attached to the lift arm, the mechanical actuator comprising: a ratchet mechanism; and, an articulated linkage connecting the ratchet mechanism to the lift arm, wherein the articulated linkage comprises a pull bar, a push bar, and a pivotable link interconnecting the pull bar and the push bar, the pull bar being operably connected to the ratchet mechanism, the push bar being operably connected to the lift arm.
    Type: Grant
    Filed: October 31, 2003
    Date of Patent: June 6, 2006
    Assignee: Norco Industries, Inc.
    Inventor: Kimio Tatsumi
  • Quick rise hydraulic lifting jack
    Publication number: 20050092973
    Abstract: A quick-rise hydraulic lifting mechanism includes a lift arm, the lift arm being pivotable about an axis; a hydraulic actuator operably connected to the lift arm, the hydraulic actuator having an oil vacuum relief; and a mechanical actuator operably attached to the lift arm, the mechanical actuator comprising: a ratchet mechanism; and, an articulated linkage connecting the ratchet mechanism to the lift arm, wherein the articulated linkage comprises a pull bar, a push bar, and a pivotable link interconnecting the pull bar and the push bar, the pull bar being operably connected to the ratchet mechanism, the push bar being operably connected to the lift arm.
    Type: Application
    Filed: October 31, 2003
    Publication date: May 5, 2005
    Inventor: Kimio Tatsumi
  • Jack apparatus for quick raising
    Patent number: D488906
    Type: Grant
    Filed: April 26, 2002
    Date of Patent: April 20, 2004
    Assignee: Yasui Corporation
    Inventor: Kimio Tatsumi