Patents by Inventor Eli Weisman

Eli Weisman 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: 4122860
    Abstract: A coin sorting apparatus which includes a plurality of nestling cup-like members dimensioned to be coextensively inserted in each other and thereby stacked, a group of apertures being located in the base portion of each of the plurality of nestling cup-like members, the groups of apertures being progressively graduated in size, the uppermost cup-like member having a group of apertures of the largest size located therein, the lowermost cup-like member having a group of apertures of the smallest size located therein, a housing having an open-ended chamber disposed therein, the housing for accepting the insertion of one of the nestling cup-like members, and electric motor operated semi-flexible cams for vibrating the plurality of nestling cup-like members when inserted in the open-ended chamber, the vibration of the plurality of nestling cup-like members permitting the selective passage of coins through the groups of apertures, the coins thereby being sorted.
    Type: Grant
    Filed: January 28, 1977
    Date of Patent: October 31, 1978
    Inventor: Eli Weisman