Patents by Inventor Gregory Scace

Gregory Scace 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).

  • Single line multiple purchase block and tackle system
    Patent number: 5538223
    Abstract: A block and tackle system having two different purchases is operated from a single line. The system includes a primary purchase system and a secondary system having a higher purchase than the primary system. The primary and secondary systems are separated by a one-way block, and the secondary system is connected back to a floating block in the primary system. The secondary system is activated upon initial ease of the line from any given position, with the one-way block locking the line in the ease direction.
    Type: Grant
    Filed: April 21, 1994
    Date of Patent: July 23, 1996
    Inventors: Gregory Scace, Michael D. Zuteck