Patents by Inventor Ervin H. Synek

Ervin H. Synek 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).

  • Table with a mechanism for automatically varying the size of the tabletop
    Patent number: 4494466
    Abstract: A table (20) comprises a pair of side leaves (22,23) movable with respect to each other to abut each other for forming a small tabletop (27), a center leaf (24) selectively interposable between the pair of side leaves (22,23) for forming a large tabletop (37), and a moving mechanism (25) for selectively automatically configuring the leaves (22,23,24) into a small or a large tabletop (27,37). The moving mechanism (25) includes an apparatus (40) for sliding the side leaves (22,23) toward and away from each other, a cam apparatus (41) for raising and lowering the center leaf (24) and for storing the center leaf (24) below the side leaves (22,23) and for retrieving the center leaf (24) from storage, and a driving apparatus (88) for moving the slide apparatus (40) and the cam apparatus (41).
    Type: Grant
    Filed: January 28, 1982
    Date of Patent: January 22, 1985
    Inventors: Ervin H. Synek, David Volejnicek