Patents by Inventor Attilio Bertoldi

Attilio Bertoldi 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).

  • Patent number: 4468937
    Abstract: Internally of its tub, the machine provides a conduit fitted with fan-shaped delivery outlet. The fan portion of said delivery outlet terminates with an arcuate surface provided with slots along which the fabric being processed runs. The conduit has connected thereto a water supply pipe for the conveyance of air mixed with water on the fabric being processed.
    Type: Grant
    Filed: January 20, 1982
    Date of Patent: September 4, 1984
    Inventor: Attilio Bertoldi
  • Patent number: 4152908
    Abstract: A device for the continuous setting of woollen or union goods, wherein the fabric is caused to cling to the contour of a revolving drum, which is at least partly dipped into a body of hot liquid inside of a container, within which heating means are fitted close to said drum, being preferably means to exert a pressure on said liquis also provided.
    Type: Grant
    Filed: October 6, 1977
    Date of Patent: May 8, 1979
    Inventor: Attilio Bertoldi
  • Patent number: 4018068
    Abstract: An apparatus is disclosed for the treatment of fabrics, wherein the fabric is at least transversely spread out through at least one channel filled with liquid and having at least one of its walls subjected to an oscillatory movement, wherein both of the channel walls are permeable and transversely oscillated and provided with liquid passages directing the liquid against the fabric with a component in the feeding direction of the latter.
    Type: Grant
    Filed: September 3, 1975
    Date of Patent: April 19, 1977
    Inventor: Attilio Bertoldi
  • Patent number: 3949579
    Abstract: Apparatus for fabric processing, comprising a tank provided with a bottom and suitable for containing a certain amount of processing liquid, and a liquid pervious channel within the tank, at least partly submersible in the liquid, receiving the fabric to be processed and operated by driving means imparting thereto at least a movement to and away from the tank bottom.
    Type: Grant
    Filed: January 25, 1974
    Date of Patent: April 13, 1976
    Inventor: Attilio Bertoldi