Patents by Inventor Gerhardus A. J. Vrielink

Gerhardus A. J. Vrielink 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: 4418968
    Abstract: A cabinet consisting of a plurality of racks movable with respect to a frame, each rack having a plurality of support pins for suspendingly supporting flat, perforated articles to be filed in said cabinet; coupling means on each rack for releasably coupling said racks to each other and to said frame and arresting means for releasably arresting said rack or racks to said frame in an uncoupled, moved position of a rack or racks with respect to said frame; the improvement being that each rack is provided with a handle and control means such that said rack or racks can be uncoupled or the arrested position can be abolished by operating only one of said handles so that a person may use only one hand for said operation.
    Type: Grant
    Filed: December 24, 1980
    Date of Patent: December 6, 1983
    Assignee: Handelmaatschappij Twentex B.V.
    Inventor: Gerhardus A. J. Vrielink