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CHAIR SUPPORT FOR REINFORCING RODS

  • US 3,788,025 A
  • Filed: 05/17/1972
  • Issued: 01/29/1974
  • Est. Priority Date: 05/17/1972
  • Status: Expired due to Term
First Claim
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1. A chair for supporting two reinforcing rods positioned at right angles to each other, comprising a base part and a rod supporting part extending upward from the base part, the base part comprising an upwardly arched part, a surface engaging foot extending outwardly from each end of the arched part, horizontal pins extending in each direction from the intersection of each end of the arched part and the adjacent foot, a web extending across the interior of the arch, a vertical pin extending downwardly from the web, the lower surfaces of each foot and the horizontal and vertical pins being in the same plane to provide lateral, longitudinal and vertical support to the chair when positioned on a horizontal surface, the rod supporting part comprising a first pair of spaced upwardly extEnding arms each having a surface at its lower part which is curved toward the other arm to provide a saddle part on which a first rod is supported, said arms being so constructed and being formed of such material that they resiliently engage the sides of a rod positioned between them, each of said arms having above its lower saddle-forming part a second pair of upwardly extending arms which are spaced from each other in the direction of the axis of the saddle part with an opening between their upper extremities and which have outwardly curved inner surfaces providing surfaces within and on which a second rod is supported.

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