Patents by Inventor Raymond Bommer

Raymond Bommer 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).

  • Process for putting a lip on a thick-walled tube of flexible material, and apparatus for practicing same
    Patent number: 4324755
    Abstract: A process and apparatus for putting a lip on a thick-walled tube of flexible material such as polyethylene comprises a cold rolling of the thick-walled tube with as little friction as possible on the wall of the tube. This is effected by vertically mounted rollers where the axis thereof is in substantial alignment with the axis of the tube being flared. At least one of the mandrels is rotated, and at least one of the mandrels is mounted for vertical movement and for putting pressure upon the wall of the tube during the rolling.
    Type: Grant
    Filed: September 5, 1980
    Date of Patent: April 13, 1982
    Assignee: Cabinet Patco
    Inventor: Raymond Bommer