Patents by Inventor Paul KAFTAN

Paul KAFTAN 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).

  • Testing sleeve welding
    Patent number: 11768183
    Abstract: A method and device for the ultrasonic testing of a weld of an electric arc-welded sleeve (10) for plastic pipes (11), having the following steps: fastening a testing device (1) on the outer contour of the welded plastic pipe (11), comprising a circumferential fastening element (2) and a holder (3), the holder (3) preferably comprising a support (7), a carrier (8) and a gripper (9), and a coupling element with a recess, feeding a liquid, preferably water, into the recess (5) of the coupling element (4), wherein the recess (5) in the coupling element (4) is fully filled with the liquid, and a constant liquid column is maintained in the coupling element (4) during the ultrasonic testing in order to transmit the ultrasound.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: September 26, 2023
    Inventors: Joerg Wermelinger, Riccardo Barbone, Paul Kaftan
  • Testing Sleeve Welding
    Publication number: 20210132007
    Abstract: A method and device for the ultrasonic testing of a weld of an electric arc-welded sleeve (10) for plastic pipes (11), having the following steps: fastening a testing device (1) on the outer contour of the welded plastic pipe (11), comprising a circumferential fastening element (2) and a holder (3), the holder (3) preferably comprising a support (7), a carrier (8) and a gripper (9), and a coupling element with a recess, feeding a liquid, preferably water, into the recess (5) of the coupling element (4), wherein the recess (5) in the coupling element (4) is fully filled with the liquid, and a constant liquid column is maintained in the coupling element (4) during the ultrasonic testing in order to transmit the ultrasound.
    Type: Application
    Filed: October 5, 2020
    Publication date: May 6, 2021
    Inventors: Joerg WERMELINGER, Riccardo BARBONE, Paul KAFTAN
  • ARTICLES PACKAGED IN ULTRASONICALLY SEALED FILMS
    Publication number: 20180169965
    Abstract: A multilayer film includes a base film, a cavitated layer, and a sealing layer. Such films have been found to produce good ultrasonic seals in the cross-machine direction at high speeds.
    Type: Application
    Filed: June 8, 2017
    Publication date: June 21, 2018
    Inventors: Michael D. KENTALA, Timothy MCCALL, Peter L. NOVOTNY, George A. TUSZKIEWICZ, Paul KAFTAN