Casement window opening control device

Casement window opening control device

平开窗打开控制装置

装置可以限制铰链地联接到主框架的窗框的打开,并且包括:附接到窗框的支架;第一臂,其具有枢转地联接到所述支架的第一端;第二臂具有枢转地联接到第一臂的第二端的第一端;用于将所述第二臂偏压到缩回位置的装置;和释放组件。释放组件被固定到主框架并且包括可在第一位置和第二位置之间枢转的钩,当第二臂是第二位置时,在第一位置中,可以可释放地容纳在第二臂的第二端的开口中在缩回位置时,窗框被封闭并被接收在主窗框内当钩钩枢转到第二位置时,第二臂与钩分离,允许窗扇的打开。

A device may limit opening of a sash hingedly coupled to a master frame, and includes: a bracket attached to the sash; a first arm having a first end pivotally coupled to the bracket; a second arm having a first end pivotally coupled to the first arm’s second end; means for biasing the second arm into a retracted position; and a release assembly. The release assembly is secured to the master frame and includes a hook pivotable between a first position and a second position, which, in the first position, may be releasably received in an opening in the second end of the second arm when the second arm is in the retracted position, as the sash is closed and received within the master window frame The second arm is disengaged from the hook, permitting fill opening of the sash, when the hook is pivoted into the second position.