| 摘要 |
PROBLEM TO BE SOLVED: To provide a new family Buddhist altar and a door opening and closing device for use in it, capable of easily obtaining the degree of freedom for layout of the whole door opening and closing device or its components. SOLUTION: As a driving force transmitting member of a driving motor M in the door opening and closing device 10, used are one turn pulley 13 disposed at one end side of upper and lower rails 11A, 11B, two upper and lower take-up pulleys 14A, 14B disposed on the opposite end side, one connecting body (a chain 15) both ends of which are respectively connected to two upper and lower sliders 12A, 12B and which is wound round the turn pulley 13, and two upper and lower flexible wires 16A, 16B, each one end of which is one upper or lower slider 12A, 12B, the other end of which is connected to one of the upper and lower take-up pulleys 14A, 14B and which are bent in free directions. |
