Patents by Inventor Sven-David Plate

Sven-David Plate 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 manufacturing a double bag
    Patent number: 11142361
    Abstract: A method and apparatus for manufacturing a double bag (20) are disclosed. The method comprises placing an inner bag (30) in an outer bag (40) through an open top end (42), inserting a gas feeding tube (50) between through the open top end (42), feeding a head space (44) between the inner bag (30) and the outer bag (40) with an inert gas through the gas feeding tube (50), extracting the gas feeding tube (50), and sealing the top end (42). A gas box (80) surrounds the open top end (42) to reduce the risk of oxygen entering the head space (44).
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: October 12, 2021
    Assignee: Plümat Plate & Lübeck GmbH & Co.
    Inventor: Sven-David Plate
  • A METHOD AND APPARATUS FOR MANUFACTURING A DOUBLE BAG
    Publication number: 20190248525
    Abstract: A method and apparatus for manufacturing a double bag (20) are disclosed. The method comprises placing an inner bag (30) in an outer bag (40) through an open top end (42), inserting a gas feeding tube (50) between through the open top end (42), feeding a head space (44) between the inner bag (30) and the outer bag (40) with an inert gas through the gas feeding tube (50), extracting the gas feeding tube (50), and sealing the top end (42). A gas box (80) surrounds the open top end (42) to reduce the risk of oxygen entering the head space (44).
    Type: Application
    Filed: April 26, 2019
    Publication date: August 15, 2019
    Inventor: Sven-David Plate
  • APPARATUS AND METHOD FOR MANUFACTURING PLASTIC BAGS
    Publication number: 20180104924
    Abstract: An apparatus 10) and a method for manufacturing plastic bags (20) from at least two layers of plastic film (30, 40). The apparatus (10) comprises a lower tool plate (300) and an upper tool plate (400); the lower tool plate (300) is driven by a crank (650) on a servomotor (675). The servomotor (675) is connected to a measuring device (680) for measuring the power consumption.
    Type: Application
    Filed: December 15, 2017
    Publication date: April 19, 2018
    Inventors: Stefan Puller, Frank Lübeck, Sven-David Plate