Sealed tendon-tensioning anchor system
December 9, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesElectrically isolated reinforcing tendon assembly and method Recoverable formwork part for forming the anchoring location of a tendon in a concrete structural component Processes and devices for greasing the ends of prestress reinforcements Protective apparatus for tendons in tendon tensioning anchor assemblies Stressed reinforcing tendon and structure including such a tendon Hermetically sealed anchor construction for use in post tensioning tendons Post-tensioning anchorages for aggressive environments Post-tensioning anchor Tendon tensioning anchor Protective tendon tensioning anchor assemblies InventorAssigneeApplicationNo. 987636 filed on 12/09/1992US Classes:52/223.13Anchorage (e.g., end)ExaminersPrimary: Redman, JerryAttorney, Agent or FirmInternational ClassE04C 003/10AbstractAn apparatus for sealing an anchor retaining a tendon is disclosed, whereby an end of the tendon extends from the anchor. The apparatus comprises a vessel member having a void and a rust inhibitor disposed within the void. Further, the apparatus includes a retaining member permanently affixed to the vessel member whereby the retaining member is punctured by the tendon end upon placing the vessel in sealed communication with the anchor.Other References
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