Patents by Inventor Berto Vassilli

Berto Vassilli 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).

  • Wheel-Chair for disabled people adapted to be reduced and obtained by assembling single parts, some of them being modular, without heat welding
    Patent number: 6126187
    Abstract: A wheel-chair for disabled people adapted to be reduced by joining its side frames. The wheel-chair is obtained by assembling single parts without requiring any heat welding intervention, by using screws or rivets. The basic structure of the wheel-chair is realized by means of modular members; by adequately choosing comaplementary parts, wheel-chairs suitable for different applications can be obtained.
    Type: Grant
    Filed: April 23, 1997
    Date of Patent: October 3, 2000
    Assignee: Vassilli S.r.l.
    Inventor: Berto Vassilli
  • Bed framework which is adjustable in elevation
    Patent number: 5615431
    Abstract: A bed framework comprising a base frame provided with casters and a supporting frame provided with at least one subframe movable and/or swingable with respect to said supporting frame. The two frames are connected to each other through at least two pairs of rods with associated arcuate guides secured to said base frame for allowing a change of the elevation and inclination of said supporting frame in respect of said base frame.One end of each rods is pivotally connected to said supporting frame and the other end is provided with pins engaging guide slots in said arcuate guides whereby said supporting frame is vertically raised or lowered when said pins are moved along the guide slots of the associated arcuate guide.
    Type: Grant
    Filed: November 30, 1995
    Date of Patent: April 1, 1997
    Assignee: Givas Habitat s.r.l.
    Inventor: Berto Vassilli