
{"publication_number": "US-2004154261-A1", "abstract": "a concrete reinforcing bar connector is described as a resilient clip to hold together two intersecting reinforcing bars , said clip comprising two open longitudinal \u2018 c \u2019 shaped , with at least one triangular gusset connecting said \u2018 c \u2019 shaped faces of said clip , said clip is aligned with said intersecting reinforcing bars and forcibly engaged over said reinforcing bars , said bars configured to intersect at right angles to each other . in one preferred reinforcing bar configuration , the first bar terminates at the second bar , in a second configuration the first bar continues beyond the second bar .", "application_number": "US-35687003-A", "description": "before proceeding with detailed descriptions of preferred forms of present connector , brief account will be given of several forms of reinforcing bars used in concrete structures . the common larger bars are hot rolled steel bars and are substantially circular in section with relatively small intermittently spaced projections along said bar . these standard bars are manufactured and used in accordance with astm ( american society for testing materials ) ranging from sizes 3 through size 18 . the number corresponds to nominal diameter in \u215b \u2033 increments , number 3 bar is \u215c \u2033 diameter , number 4 bar { fraction ( 4 / 8 )