| 摘要 |
The present invention discloses a lever handle lock for casement doors and windows, which comprises a first and second lock bodies symmetrically installed at either side of the doors or windows. The first lock body features a first lever handle and a thumb-turn while the second lock body features a second lever handle. The first lock body features a latch bolt locking set and a deadbolt locking set, wherein said latch bolt locking set comprises a locking component and a latch bolt component. Said locking component comprises a spindle connected with the second lever handle; a rotatable member connected with the first lever handle and indirectly with the second lever handle, featuring an upper and lower protrudent blocks, wherein the upper protrudent block associates with the latch bolt component; And a torsion spring sleeved on the axle of the rotatable member. |
