Door check and hold-open
First Claim
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6. IN COMBINATION WITH A DOOR HINGED AND MOVABLE BETWEEN CLOSED AND OPENED POSITIONS, A DOOR HOLD-OPEN MECHANISM COMPRISING A FOLDING LINKAGE PIVOTALLY CONNECTED AND EXTENSIBLE BETWEEN SAID DOOR AND A DOOR WAY DEFINING SUPPORTING STRUCUTRE IN SPACED RELATION TO THE PIVOTAL AXIS OF THE DOOR AND INCLUDING A LINK HAVING DETENTED CAM SURFACE THEREON,
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6 Claims
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6. IN COMBINATION WITH A DOOR HINGED AND MOVABLE BETWEEN CLOSED AND OPENED POSITIONS, A DOOR HOLD-OPEN MECHANISM COMPRISING A FOLDING LINKAGE PIVOTALLY CONNECTED AND EXTENSIBLE BETWEEN SAID DOOR AND A DOOR WAY DEFINING SUPPORTING STRUCUTRE IN SPACED RELATION TO THE PIVOTAL AXIS OF THE DOOR AND INCLUDING A LINK HAVING DETENTED CAM SURFACE THEREON,
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Current AssigneeTheodore A. Schaad
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Original AssigneeTheodore A. Schaad
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InventorsSchaad, Theodore A.
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Application NumberUS04/167,652Time in Patent Office1,107 DaysField of SearchUS Class Current16/85CPC Class CodesE05F 1/1008 with a coil spring parallel...
