Patents by Inventor Gerard Rascol

Gerard Rascol 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).

  • Dispenser with disengageable screw mechanism
    Patent number: 6550999
    Abstract: The dispenser (1) includes a body (2), a cap (11), a propellant device (3) including a base plate (4) with an axial screw (5), fixed on said base plate, a plunger (6) formed of a medium (8) of said stick and of a central nut (7), engaging by screwing with the axial screw, a bottom (12) and/or a knob for rotating the axial screw, and is characterized in that: a) engagement between the thread (50) of the screw (5) and the thread (70) of the nut (7) is partial, one of the two threads extending only over a predetermined angular fraction, so as to form a so-called partial thread, b) the central nut (7) and/or the axial screw (5) include a radial resilience means, constituting an aptitude for radial distortion under stress, so as to allow, in the event of forced rotation under stress and of locking of the screw relative to the nut, a disengagement, i.e.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: April 22, 2003
    Assignee: LIR France
    Inventors: Robert Petit, Gerard Rascol
  • Dispenser with disengageable screw mechanism
    Publication number: 20020006305
    Abstract: The dispenser (1) includes a body (2), a cap (11), a propellant device (3) including a base plate (4) with an axial screw (5), fixed on said base plate, a plunger (6) formed of a medium (8) of said stick and of a central nut (7), engaging by screwing with said axial screw, a bottom (12) and/or a knob for rotating said axial screw, and is characterized in that:
    Type: Application
    Filed: April 6, 2001
    Publication date: January 17, 2002
    Inventors: Robert Petit, Gerard Rascol