Patents by Inventor Jean Grob

Jean Grob 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: 4244504
    Abstract: An apparatus for controlling the movement of a web of material, which is being continuously supplied to a machine which operates sequentially on a portion of the web as each portion is at a standstill, characterized by the apparatus including a feeder for feeding the web at a continuous rate of speed and a web take-up device for engaging the web as it exits the feeder to absorb the web being supplied by the feeder for a period of time that the portion of the web is being acted on by the machine and is in a stationary or standstill position. The web take-up device includes a pair of first members mounted in a pair of spaced side frames for rotation on a first axis, a web guide member having a second axis and a structure mounting the web guide member to extend between the pair of first members with the second axis being eccentric to the first axis.
    Type: Grant
    Filed: November 9, 1978
    Date of Patent: January 13, 1981
    Assignee: J. Bobst & Fils, S.A.
    Inventors: Jean Grob, Roger Roch
  • Patent number: 4060187
    Abstract: A method and apparatus for permanently controlling movement of a web of material, which is being continuously supplied to a machine which operates sequentially on a portion of the web as each portion is at a standstill, characterized by using an apparatus including a feeder for feeding the web at a continuous rate of speed and a web take-up device for engaging the web as it exits the feeder to absorb the web being supplied by the feeder for a period of time that the portion of the web is being acted on by the machine and is in a stationary position or at a standstill. The web take-up device includes a pair of members mounted in a pair of spaced side frames for rotation on a first axis, a roller engaging a portion of the web and a structure for mounting the roller on the pair of members for rotation on a second axis offset from the first axis.
    Type: Grant
    Filed: November 26, 1976
    Date of Patent: November 29, 1977
    Assignee: J. Bobst & Fils, S.A.
    Inventor: Jean Grob