Patents by Inventor Thomas James Chupak

Thomas James Chupak 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).

  • Method and apparatus for producing a rolled curl on an open end of metal container
    Patent number: 11905065
    Abstract: A method for forming a curl on an open end of a metal container, for adapting the metal bottle to be closed by a cap, comprising in sequence: inserting the open end of the metal container into a powered first curler roller housing, wherein the first curler roller housing houses a set of first curler rollers, to deform the open end by turning it outwardly so as to obtain a first stage curl; inserting the open end of the metal container having the first stage curl into a powered second curler roller housing, wherein the second curler roller housing houses a set of second curler rollers, to further deform the open end and first stage curl by turning them outwardly and/or curling them so as to obtain a second stage curl; inserting the open end of the metal container or bottle having the second stage curl into a powered third curler roller housing, wherein the third curler roller housing houses a set of third curler rollers, to further deform the open end and second stage curl by turning them outwardly, curling th
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: February 20, 2024
    Assignee: Exal Corporation
    Inventors: Thomas James Chupak, Keith Osborne Mitchell
  • METHOD AND APPARATUS FOR PRODUCING A ROLLED CURL ON AN OPEN END OF METAL CONTAINER
    Publication number: 20170333970
    Abstract: A method for forming a curl on an open end of a metal container, for adapting the metal bottle to be closed by a cap, comprising in sequence: inserting the open end of the metal container into a powered first curler roller housing, wherein the first curler roller housing houses a set of first curler rollers, to deform the open end by turning it outwardly so as to obtain a first stage curl; inserting the open end of the metal container having the first stage curl into a powered second curler roller housing, wherein the second curler roller housing houses a set of second curler rollers, to further deform the open end and first stage curl by turning them outwardly and/or curling them so as to obtain a second stage curl; inserting the open end of the metal container or bottle having the second stage curl into a powered third curler roller housing, wherein the third curler roller housing houses a set of third curler rollers, to further deform the open end and second stage curl by turning them outwardly, curling th
    Type: Application
    Filed: April 7, 2017
    Publication date: November 23, 2017
    Applicant: Exal Corporation
    Inventors: Thomas James Chupak, Keith Osborne Mitchell