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US 5,671,958 AGranted
Snap on latch mechanism for a sash window
OwnerMatthew Peter Szapucki, Richard Kulkaskiinventors
Life of this patent
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Abstract
A latch mechanism is described having a housing comprised of a top plate having an aperture, side walls and an end wall depending from the top plate so as to leave a ledge adjacent its periphery, resilient tabs extending outwardly from said side walls and toward said top plate, slots in the side walls parallel to the top plate, a bolt suspended in said housing by wings extending into respective slots and a spring between the end wall of said housing and an end of the bolt.
Claims10
A latch mechanism comprising:
- an housing having a top plate with an outer edge;
- side walls depending from said top plate;
- said side walls having outer surfaces joining said top plate at a distance from its edge so as to form a ledge between each outer surface and said edge of said top plate;
- a slot in each side wall;
- an end wall depending from said top plate that is transverse to said side walls;
- flexible tabs extending outwardly from the outer surface of each side wall and toward said top plate, said tabs having an inner side surface;
- a bolt having first and second ends and wings on opposite sides such that when said bolt is between said side walls of said housing, each wing passes through a slot in a side wall;
- said wings being shorter than said slots so as to permit said bolt to be slid longitudinally within said housing;
- and
- a spring located between the first end of said bolt and said end wall of said housing.
7 more elements
Dependencies are inferred from the claim text.