Bilateral swingable self-closing door hinge with common bolting axle
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United States of America Patent
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-
Apr 7, 1981
Grant Date -
N/A
app pub date -
Apr 18, 1979
filing date -
Apr 18, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A self-closing door hinge arrangement including two hinges with the structure which enables the hinges to be bolted together so as to rotate about a common axis, thereby allowing the door to swing in a balanced and smooth manner.
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Cited Art Landscape
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