Patent ID: 6557317
Filing Date: 2003-05-06
Classification: E04C

Abstract:
A concrete reinforcing bar support comprising:a base; a support structure extending upwardly from said base, said support structure having a top surface; a first clamping member affixed to said support structure and extending upwardly above said top surface, said first clamping member having an interior surface; and a second clamping member affixed to said support structure and extending upwardly above said top surface, said second clamping member having an interior surface generally facing and offset from said interior surface of said first clamping member, said interior surface of said first and second clamping members defining a space suitable for receiving a reinforcing bar therebetween, said base and said support structure and said first and second clamping members being integrally formed together of a polymeric material, each of said first and second clamping members having an inwardly extending upper portion extending in generally parallel relationship to said top surface of said support structure, each of said first and second clamping members having a plurality of ribs extending inwardly from said interior surface in an area between the inwardly extending upper portion and said top surface of said support structure, a lower rib of said plurality of ribs extending inwardly from said interior surface a greater distance into said space than a distance that an upper rib of said plurality of ribs extends from said interior surface into said space, said inwardly extending upper portion extending inwardly from said interior surface for a distance greater than the distance that said upper rib extends into said space.