| 摘要 |
PROBLEM TO BE SOLVED: To facilitate set up of a locking piece, to provide stable operability and stable operation feeling and click feeling, and to perform the manufacture at a low cost. SOLUTION: In this surface-mounted lock having a hook piece synchronously protruded to a door frame direction and a dead bolt, a first drive plate 20 having a drive shaft 22 on one end part and rotated integrally with a handle 3 on the surface side is provided within a case body 7, a fixing support shaft 15 for supporting the vertical part of the hook piece 30 is provided within the case body 7, and a vertical guide elliptic hole 32 formed on the vertical part of the hook piece 30 and the engagement hole 37 of the dead bolt 35 regularly overlapped with the vertical guide elliptic hole 32 are fitted to the drive shaft 22 circularly rocked on the basis of the central rotating shaft 31 of the handle 3.
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