Patents by Inventor Joan N. Schopf

Joan N. Schopf 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: 11827044
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and/or replacement items within a stencil printer.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: November 28, 2023
    Assignee: Illinois Tool Works Inc.
    Inventors: William A. Losiewicz, Bruce C. Seaton, James Lynch, Patsy A. Mattero, Joan N. Schopf, Thomas C. Prentice, Scott A. Reid
  • Publication number: 20220258512
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and/or replacement items within a stencil printer.
    Type: Application
    Filed: May 5, 2022
    Publication date: August 18, 2022
    Inventors: William A. Losiewicz, Bruce C. Seaton, James Lynch, Patsy A. Mattero, Joan N. Schopf, Thomas C. Prentice, Scott A. Reid
  • Patent number: 11351804
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and/or replacement items within a stencil printer.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: June 7, 2022
    Assignee: Illinois Tool Works Inc.
    Inventors: William A. Losiewicz, Bruce C. Seaton, James Lynch, Patsy A. Mattero, Joan N. Schopf, Thomas C. Prentice, Scott A. Reid
  • Publication number: 20200391530
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and/or replacement items within a stencil printer.
    Type: Application
    Filed: June 10, 2020
    Publication date: December 17, 2020
    Inventors: William A. Losiewicz, Bruce C. Seaton, James Lynch, Patsy A. Mattero, Joan N. Schopf, Thomas C. Prentice, Scott A. Reid
  • Publication number: 20200391531
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and/or replacement items within a stencil printer.
    Type: Application
    Filed: June 10, 2020
    Publication date: December 17, 2020
    Inventors: William A. Losiewicz, Bruce C. Seaton, James Lynch, Patsy A. Mattero, Joan N. Schopf, Thomas C. Prentice, Scott A. Reid