A concrete form tie comprises a pair of laterally displaced sidewall support assemblies with a reinforcing web extending therebetween. The support assemblies bite into the exterior sidewall surfaces as positioned thereat by the web transversely extending between the support assemblies. The web comprises...http://www.google.de/patents/US5566518?utm_source=gb-gplus-sharePatent US5566518 - Concrete forming system with brace ties
