Patents Assigned to Elastomer Seals, Inc.
  • Pavement joint seal with chevron-shaped walls
    Patent number: 4522413
    Abstract: In the current practice of using an extruded elastomeric strip as a seal in a concrete expansion joint, in which the transverse walls more particularly are embodied with a chevron shape, the improvement thereto consisting of making the angled walls of the chevron steeper and spaced more centrally thereof, so that the seal both maintains continuous contact with the vertical faces of the expansion joint and also has a predictably consistent response to compressive forces.
    Type: Grant
    Filed: June 29, 1984
    Date of Patent: June 11, 1985
    Assignee: Elastomer Seals, Inc.
    Inventor: John D. Nicholas