| 摘要 |
PROBLEM TO BE SOLVED: To enhance a crime preventive effect by generating strong fixing strength while setting operation force to an operation knob is same as conventional operation force. SOLUTION: This locking device for a sliding door has a first abutting part 11 in a case 2, and is characterized by abutting to an indoor side sliding door frame 27 above a case upper surface 3, and is characterized in that a second abutting part 15 is arranged on the opposite side of the first abutting part 11 in the case 2, and when the locking device for the sliding door is used by connecting two or more, the second abutting part 15 abuts to the first abutting part 11 juxtaposed next, and possessed by the locking device for the sliding door.
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