Apparatus and method for reinforcing concrete using rebar supports
Patent 6883289 Issued on April 26, 2005. Estimated Expiration Date: 
May 28, 2023. 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.
May 28, 2023. 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 References 972961 1268887 1613351 1882499 3673753 3693310 Strand chair for supporting prestressing cable and cross-mesh in elongated precast concrete plank Concrete form tie assembly Chair for use in construction Handle for subterranean concrete covers InventorsApplicationNo. 10447834 filed on 05/28/2003US Classes:52/687, Plural feet or seat404/135With road chairExaminersPrimary: Safavi, MichaelAttorney, Agent or FirmInternational ClassesE04C005/16E01C011/18 AbstractThe present invention provides an apparatus and method for suspending and positioning structural reinforcement elements such as rebar within a framework for a slab-on-grade foundation or other type of concrete structure. Each rebar support of the present invention comprises a plurality of rebar support arms that, in concert with the other components of the foundation or concrete structure, supports one or more pieces of rebar in a desired orientation.Field of SearchSpacer-positioner; e.g., rebar chairCup, bulb, or U-shaped stop Crossed supported member type Crossed supported member type Plural feet or seat Units attached to separate connector Single seat REINFORCEMENT STRUCTURE PER SE With road chair On footing or forming wall and footing In situ construction engineering or building type | |
