Patents by Inventor Alain Gilbert

Alain Gilbert 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).

  • Electric knife, particularly for opening oysters
    Patent number: 4674154
    Abstract: An electric oyster knife has a case (1), a blade holder (12) with a blade (13) slidably longitudinally between outer and inner positions with respect to the case, an electromagnet (2) mounted in the case for oscillating the blade holder between its two positions. An armature (7) is pivotally mounted in the case. The armature has a cam surface (11) for driving the blade holder toward its outer position, in a first position of the armature, and for allowing the blade holder to move to its inner position, in a second position of the armature.
    Type: Grant
    Filed: March 22, 1985
    Date of Patent: June 23, 1987
    Assignee: Norlac Plastiques
    Inventors: Alain Gilbert, Jacques Gilbert