Patent ID: 9388612
Filing Date: 2016-07-12
CPC Classification: E05B,E05C,E05F,E05Y,E06B

Claim Text:
1. A device, for use in releasably limiting an amount of pivotal travel that a sash window, hingedly coupled to a window frame, can be rotated open with respect to the window frame, from a closed position, said device comprising: a first arm having a first end and a second end; means for pivotally mounting said first end of said first arm to the sash window, and for limiting downward rotation of said first arm, due to gravity, to a retracted position; a second arm having a first end and a second end, said first end of said second arm being pivotally coupled to said second end of said first arm, and said second end of said second arm comprising an opening; means for biasing said second end of said second arm to rotate upwardly to be in proximity with said first end of said first arm, at said retracted position; and a release assembly comprising: