| 摘要 |
PROBLEM TO BE SOLVED: To provide a device which allows even a dog or a cat to open/close a door without touching the knob of the door. SOLUTION: The device incudes an attachment mechanism for attaching a wire to a door knob, and a slide mechanism for raising and lowering a footboard in parallel along the door surface. The attachment mechanism and the slide mechanism are connected to each other with the wire through a spring, and the footboard is provided on the slide mechanism. COPYRIGHT: (C)2011,JPO&INPIT
|
