Patents by Inventor Joaquin Leal

Joaquin Leal 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).

  • Positional control device
    Patent number: 4360308
    Abstract: A positional control device for regulating the position of an object outlet adjacent a container having a floor and plurality of sides. The position of the outlet is regulated such that an object falling from the outlet would fall a distance not greater than a predetermined distance. The outlet may also be regulated such that should the outlet approach a wall closer than a predetermined distance an alarm will be activated and the position of the outlet also being regulated such that it is automatically caused to rise upward and out of the container when a predetermined condition exists.
    Type: Grant
    Filed: November 28, 1980
    Date of Patent: November 23, 1982
    Inventors: John F. Gifford, Edward Sliger, Joaquin Leal