Patents by Inventor Lucienne Chervalier

Lucienne Chervalier 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).

  • Rotary vacuum bagging device equipped with shaping and compacting boxes
    Patent number: 4706441
    Abstract: A continuously operating automatic vacuum bagging device equipped with shaping and compacting boxes and with a bag-holder chute is characterized by a rotating platform carrying a vertical turntable and a number of shaping and compacting boxes equal to the number of working positions. Each position is intended to carry out a complete packaging operation, including the placement of a bag on a chute, its filling and the compaction by vibration, its placing on the vacuum, and its closure.
    Type: Grant
    Filed: October 17, 1986
    Date of Patent: November 17, 1987
    Inventor: Lucienne Chervalier