Static structures (e.g. – buildings) – With component having discrete prestressing means – Beam – girder – or truss construction
Patent
1984-05-17
1986-12-30
Ridgill, Jr., James L.
Static structures (e.g., buildings)
With component having discrete prestressing means
Beam, girder, or truss construction
E04C 310
Patent
active
046318836
ABSTRACT:
A tendon for post-tensioned pre-stressed concrete structures in which between the strand and sheath there is provided, in quiescent condition, a latent hardenable material and an activator therefor so that when the strand is tensioned the activator is activated to commence the hardening process of the hardenable material and produce a bonded tendon.
REFERENCES:
patent: 3212222 (1965-10-01), Wittfoht
patent: 3618326 (1971-11-01), Montgomery
patent: 3657379 (1972-04-01), Hilbelink et al.
patent: 3666597 (1972-05-01), Parnell
patent: 4372708 (1983-02-01), Bower et al.
patent: 4397589 (1983-08-01), Darroussin et al.
Harris Alan J.
Wright Gordon E. R.
PSC Freyssinet Limited
Ridgill, Jr. James L.
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