Sash lock

Details Sash lock Sash lock

E - Fixed Constructions

05

C

292/35

E05C 3/10 (2006.01) E05C 5/00 (2006.01) E05B 17/00 (2006.01)

Patent

CA 1281346

ABSTRACT A sash lock for a casement window having a case with two sections of different height and with the lower level section having a top wall with a circu- lar segment opening with a curved edge which receives a generally circular part of a rotatable operating member positioned in the opening and extending under a vertical wall interconnecting the two case sections of different height. The rotatable operating member has a curved edge of the same curvature as the curved edge of the case top wall opening as well as a peripheral flange underlying the curved edge of the top wall open- ing whereby in all rotative positions of the planar operating member the opening is effectively sealed.

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