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US 6,336,294 B1Granted
Automatic door assembly and door operator therefor
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Abstract
The present application discloses automatic door assemblies and swing operators therefor. One aspect of the disclosure provides a swing door operator that has spring return breakout and from motor driven opening. Another aspect of the disclosure provides a swing door operator that is non-handed with spring return from either direction. Another aspect of the disclosure provides a swing door operator in which spring force is transmitted to the operator output member via a cam structure.
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