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A WINDOW LOCK ASSEMBLY A window frame (10) that surrounds a window opening (11) that is closed by means of a sash (12). A chain winder (22) is operable to cause pivoting movement of the sash (12) between an open and closed position about an axis (20) provided by a longitudinally extending hinge portion (23) that is engaged by a longitudinally extending hinge portion (24) of the top rail (18) of the frame (11).
A WINDOW LOCK ASSEMBLY A window frame (10) that surrounds a window opening (11) that is closed by means of a sash (12). A chain winder (22) is operable to cause pivoting movement of the sash (12) between an open and closed position about an axis (20) provided by a longitudinally extending hinge portion (23) that is engaged by a longitudinally extending hinge portion (24) of the top rail (18) of the frame (11).
A window lock assembly
MCCLEARY MARK (author)
2019-05-02
Patent
Electronic Resource
English
European Patent Office | 2017
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