Patents by Inventor James J. Welsh

James J. Welsh 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: 4094130
    Abstract: Apparatus for compressing and packaging articles, e.g. insulation batts, comprises a bomb bay door arrangement for receiving the articles in succession and depositing the articles in a first position in successive batches each comprising a stack of the articles, a compression chamber, a movable support for displacing the batches in succession from said first position to a second position in the compression chamber, a lifting fork for displacing a first one of the batches from the second position to a third position in the compression chamber to allow the displacement of the next succeeding batch from the first position to the second position, a vertical ram for compressing the first batch and the next succeeding batch together in the compression chamber, and a horizontal ram for discharging the compressed articles through a bagging snout for applying a bag to the compressed articles.
    Type: Grant
    Filed: July 13, 1977
    Date of Patent: June 13, 1978
    Assignee: Fiberglas Canada Limited
    Inventors: Norman Kelly, William T. Fletcher, Derek J. Holden, James J. Welsh