Track-type door hold-open device

Details Track-type door hold-open device Track-type door hold-open device

E - Fixed Constructions

05

C

16/13.51

E05C 17/02 (2006.01) E05C 17/28 (2006.01) E05C 17/46 (2006.01) E05B 47/00 (2006.01) E05F 3/22 (2006.01)

Patent

CA 1282562

TRACK-TYPE DOOR HOLD-OPEN DEVICE ABSTRACT OF THE INVENTION A door hold-open device 10 adapted to work with a conventional single-arm door closer C comprises a shoe 24 moveable along a track 12 and connected to the closer operating arm A. A detent in the form of a wheel 88 is provided in the track which can be lowered through linkages 60, 80 by a solenoid 70 to engage the shoe. Spring pressure 98 on the detent can be adjusted 108 in the field. The detent holds the shoe at one end of the track so that the door is held open. But the door can be forcibly closed causing the shoe to raise the detent, or the solenoid can be deactivated to raise the detent.

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