Patents by Inventor Andrew E. Rudolph

Andrew E. Rudolph 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).

  • Cable release for drop curtains in livestock confinement buildings
    Patent number: 8235007
    Abstract: A cable release for use in a curtain control system for controlling drop curtains in a livestock confinement building. The cable release operates with cable drop devices having a cord release. A U-shaped segment of a main cable attached to the drop curtains is held in tension by an anchor with a latch operated by a lock handle attached to the cord of the cable drop device. The curtains are dropped when the cord is released by the cable drop device and U-shaped segment is released from anchor.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: August 7, 2012
    Inventor: Andrew E. Rudolph