Patents by Inventor Arie Frankel

Arie Frankel 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).

  • Reinforced plastic structural support member
    Patent number: 5471809
    Abstract: An elongated plastic support member for making various architectural frames is formed of an extruded hollow plastic element and a reinforcing element disposed inside and coextensive with the plastic element. The reinforcing element is sized and shaped to form an interference fit with an inner wall of the plastic element and may be made of metal.
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: December 5, 1995
    Inventor: Arie Frankel
  • Horizontal ladder for playgrounds
    Patent number: 5203752
    Abstract: A horizontal ladder particularly useful in playgrounds includes two end structures, two elongated members extending between the end structures and handholds attached to the cables. Since the ladder does not need any horizontal support members it is safer to use than standard horizontal ladders.
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: April 20, 1993
    Assignee: American Playtime Systems, Inc.
    Inventor: Arie Frankel
  • Modular architectural structure for playground and the like
    Patent number: 5177926
    Abstract: An architectural structure is made of one or more walls, each wall consisting of a lattice of rigid cells hingedly interconnected and supported by frame members. The cells may have holes sized and constructed to make the walls suitable for playground equipment.
    Type: Grant
    Filed: April 25, 1991
    Date of Patent: January 12, 1993
    Assignee: American Playtime Systems, Inc.
    Inventor: Arie Frankel
  • Modular architectural structure for playgrounds and the like
    Patent number: 5137271
    Abstract: An architectural structure is made of one or more walls, each wall consisting of a lattice of rigid cells hingedly interconnected and supported by frame members. The cells may have holes sized and constructed to make the walls suitable for playground equipment.
    Type: Grant
    Filed: May 8, 1990
    Date of Patent: August 11, 1992
    Assignee: American Playtime Systems, Inc.
    Inventor: Arie Frankel