Patents by Inventor John R. Allanach

John R. Allanach 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 installation non-bolted nozzle dam system
    Patent number: 5325406
    Abstract: A nozzle dam automatically latches on an annular ledge surrounding the nozzle opening. A pivotal latch arm on the dam, biased to the locked position is forced toward the unlocked position by a cam on the ledge as the nozzle is pressed on the ledge, and snaps into engagement with the ledge when the dam is fully seated over the opening. A bias arm may be operated by a wrench to pivot the latch arm toward the unlocked position until a detent locks the latch arm in the unlocked position.
    Type: Grant
    Filed: September 15, 1993
    Date of Patent: June 28, 1994
    Assignee: The Brand Companies
    Inventors: John R. Allanach, Donald D. Stenabaugh