Patent ID: 9151100
Filing Date: 2015-10-06
Classification: E05F,E05Y,Y10T

Abstract:
1. A door closer assembly for a storm or screen door movable between opened and closed positions relative to a door frame, comprising: a bracket assembly: the bracket assembly comprising a housing adapted to be fixed to the door frame, a cam switch mounted to the housing for movement relative to the housing, and a rod attached to the cam switch; the housing having parallel spaced apart sides, with the cam switch movably sandwiched between the sides; the cam switch having two springs, and each spring have a first end and a second end, the first end of each spring being attached to the housing, and the second end of each spring being attached to the cam switch; whereby when the cam switch is moved relative to the housing, the two springs are compressed or extended; the rod having a first end extending into the housing between the housing sides and a second end adapted for rotation about an axis; the rod first end being connected to the cam switch; a cylinder having a first end connected to the second end of the rod and having a second end adapted to be pivotally attached to the storm door; whereby when the door is swung open and close, the rod rotates to urge the cam switch to slide within the housing sides between an open position and a close position respectively; when the cam switch is in the open position, the two springs are extended; and when the door is closing, the two springs are retracted and apply a force on the rod to pull the cylinder to close the door.