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EXIT DEVICE FORCE ADJUSTMENT MECHANISMS
A force adjustment mechanism configured for use with an exit device including a pushbar having an extended position and a retracted position. With the pushbar in the extended position, the pushbar resists movement toward the retracted position with a net resistive force. The force adjustment mechanism is operable to adjust the net resistive force.
EXIT DEVICE FORCE ADJUSTMENT MECHANISMS
A force adjustment mechanism configured for use with an exit device including a pushbar having an extended position and a retracted position. With the pushbar in the extended position, the pushbar resists movement toward the retracted position with a net resistive force. The force adjustment mechanism is operable to adjust the net resistive force.
EXIT DEVICE FORCE ADJUSTMENT MECHANISMS
LEHNER JR JACK R (Autor:in) / ARLINGHAUS PAUL RAYMOND (Autor:in) / MCKIBBEN AARON PATRICK (Autor:in)
17.11.2016
Patent
Elektronische Ressource
Englisch
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
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Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung