Patents by Inventor John T. Leinenger

John T. Leinenger 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).

  • Trough for open modular chute
    Patent number: 4574933
    Abstract: A trough and trough support for conveying liquids along open modular chuting is disclosed. The trough support is releasably secured to the sidewall of the open modular chute. The trough, in a preferred embodiment, is pleated to allow the trough to curve.
    Type: Grant
    Filed: April 18, 1984
    Date of Patent: March 11, 1986
    Inventor: John T. Leinenger
  • Modular open chuting
    Patent number: 4418813
    Abstract: A modular chute for passing a workpiece therealong is disclosed. The chute of the present invention includes a pair of side walls secured in a spaced apart manner by a plurality of clips attached to upper and lower edges of the side walls. Wear members are disclosed that are selectively secured to the walls of the chute or to the clips to reduce friction and wear from parts moving along the chute.
    Type: Grant
    Filed: October 19, 1981
    Date of Patent: December 6, 1983
    Assignee: Modular Automation, Inc.
    Inventor: John T. Leinenger
  • Workpiece support bearing for modular chuting
    Patent number: 4415074
    Abstract: A workpiece support bearing for modular chuting for passing the workpiece along the chute is disclosed. The chute of the present invention includes a pair of side walls secured in a spaced apart manner by a plurality of clips attached to upper and lower edges of the side walls. Wear members are disclosed that are selectively secured to the walls of the chute or to the clips to reduce friction and wear from parts moving along the chute.
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: November 15, 1983
    Assignee: Modular Automation, Inc.
    Inventor: John T. Leinenger
  • Modular chuting
    Patent number: 4381834
    Abstract: A modular chute for passing a workpiece therealong is disclosed. The chute of the present invention includes a U-shaped cross-section having a bottom wall, a pair of opposed side walls, and an open top. A joining device is provided for abutting and securing a plurality of chutes into a continuous member. Wear members are disclosed that are selectively secured to the walls of the chute to reduce friction and wear from parts moving along the chute.
    Type: Grant
    Filed: May 20, 1981
    Date of Patent: May 3, 1983
    Assignee: Modular Automation, Inc.
    Inventor: John T. Leinenger