Patents by Inventor Claudio De Bei

Claudio De Bei 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).

  • Spark-ignition rotary internal-combustion engine
    Patent number: 6591791
    Abstract: A spark-ignition rotary internal-combustion engine, having a plurality of pistons (7) which perform a reciprocating motion inside cylinders (6) arranged so as to be equally angularly spaced on a same circumference, the cylinders (6) being formed in a rotating body or rotor (2) which rotates coaxially inside a fixed body or stator (1), in which the inlet duct (9) for the air-fuel mix, the burnt gas exhaust duct (8) and the spark-plug recess (10) are provided.
    Type: Grant
    Filed: December 26, 2001
    Date of Patent: July 15, 2003
    Inventor: Claudio De Bei
  • Spark-ignition rotary internal-combustion engine
    Publication number: 20030070632
    Abstract: A spark-ignition rotary internal-combustion engine, having a plurality of pistons (7) which perform a reciprocating motion inside cylinders (6) arranged so as to be equally angularly spaced on a same circumference, the cylinders (6) being formed in a rotating body or rotor (2) which rotates coaxially inside a fixed body or stator (1), in which the inlet duct (9) for the air-fuel mix, the burnt gas exhaust duct (8) and the spark-plug recess (10) are provided.
    Type: Application
    Filed: December 26, 2001
    Publication date: April 17, 2003
    Inventor: Claudio De Bei
  • Shock absorber device placed in the rear part of a bicycle
    Patent number: 5385361
    Abstract: The shock absorber device comprises a flexible absorber placed within the tube (1) which supports the sleeve holding the saddle. The rear fork is pivoted corresponding to its front extremities to the lower part of the front tubular structure (9) of the frame. The two arms of the fork, corresponding to their intermediate part, are pivoted to a pin fixed to the extremity of the shaft of the shock absorber. Two slits are formed in the tube (1) so that the pin may slide through the slits.
    Type: Grant
    Filed: October 21, 1992
    Date of Patent: January 31, 1995
    Inventor: Claudio De Bei