Patent ID: 6778086
Filing Date: 2004-08-17
Classification: E05B

Abstract:
A portable device for locking a double hung sliding window comprising a staff serving as a compression column and said device comprising a suction cup as fastening means mounted on said staff to position said staff between a lower moveable frame sash portion of a sliding window and a second upper frame portion of the double hung sliding window whereby said staff acting as a compression column can be mounted in proximity to the glass of a sliding glass window to intercept the lower moveable frame sash and lock the lower moveable frame sash portion to a fixed small limited opening position and said portable device comprising at the top end an electric switch which is held electrically open by resting against the top of the fixed immobile window frame such that lowering the upper window moveable frame sash allows said electric switch to close electrically thereby sounding an alarm associated with said electric switch.