Chair for supporting a reinforcement mat for concrete
First Claim
1. A ONE PIECE CHAIR FOR SUPPORTING METALLIC REINFORCEMENT FOR A CONCRETE SLAB COMPRISING A STRIP OF SHEET METAL OF UNIFORM WIDTH BENT TRANSVERSELY OF ITS LENGTH INTO A TRIANGULAR CONFIGURATION TO PROVIDE A BASE PORTION AND UPWARDLY CONVERGING SIDES, THE LATTER OF WHICH ARE FORMED WITH LENGTHWISE RIGIDIFY CORRUGATIONS AND INCLUDE ALSO FLAT RIGIDIFYING PORTIONS HAVING OPPOSED MARGINAL RECESSES AND ARRANGED IN FACE-TO-FACE CONTACT IN THE REGION OF THE APEX OF THE CONVERGENCE OF THE SIDES AND TERMINATE IN OUTWARDLY AND UPWARDLY TURNED PORTIONS DEFINING A CHANNEL SEAT ADAPTED TO RECEIVE AN ELEMENT OF SAID METALLIC REINFORCEMENT, AND MEANS FOR SECURING TOGETHER THE SAID FACE-TO-FACE CONTACTING PORTIONS COMPRISING TABS FORMED ON ONE OF SAID FACE-TO-FACE PORTIONS AND BENDABLE THROUGH SAID OPPOSED MARGINAL RECESSES TO INTERLOCK THE SIDES OF THE TRIANGLE AGAINST RELATIVE MOVEMENT, SAID RIGIDIFYING CORRUGATIONS BEING OF PROGRESSIVELY INCREASING DEPTH TOWARD SAID APEX.
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Accused Products
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1 Claim
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1. A ONE PIECE CHAIR FOR SUPPORTING METALLIC REINFORCEMENT FOR A CONCRETE SLAB COMPRISING A STRIP OF SHEET METAL OF UNIFORM WIDTH BENT TRANSVERSELY OF ITS LENGTH INTO A TRIANGULAR CONFIGURATION TO PROVIDE A BASE PORTION AND UPWARDLY CONVERGING SIDES, THE LATTER OF WHICH ARE FORMED WITH LENGTHWISE RIGIDIFY CORRUGATIONS AND INCLUDE ALSO FLAT RIGIDIFYING PORTIONS HAVING OPPOSED MARGINAL RECESSES AND ARRANGED IN FACE-TO-FACE CONTACT IN THE REGION OF THE APEX OF THE CONVERGENCE OF THE SIDES AND TERMINATE IN OUTWARDLY AND UPWARDLY TURNED PORTIONS DEFINING A CHANNEL SEAT ADAPTED TO RECEIVE AN ELEMENT OF SAID METALLIC REINFORCEMENT, AND MEANS FOR SECURING TOGETHER THE SAID FACE-TO-FACE CONTACTING PORTIONS COMPRISING TABS FORMED ON ONE OF SAID FACE-TO-FACE PORTIONS AND BENDABLE THROUGH SAID OPPOSED MARGINAL RECESSES TO INTERLOCK THE SIDES OF THE TRIANGLE AGAINST RELATIVE MOVEMENT, SAID RIGIDIFYING CORRUGATIONS BEING OF PROGRESSIVELY INCREASING DEPTH TOWARD SAID APEX.
Specification
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- Resources
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Current AssigneeGateway Construction Co., Inc.
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Original AssigneeFrank D. Reiland
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InventorsReiland, Frank D.
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Application NumberUS04/057,685Time in Patent Office1,104 DaysField of SearchUS Class Current52/677CPC Class CodesE01C 11/18 for cement concrete pavings...E04C 5/18 Spacers of metal or substan...
