| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an elevator landing device without generating an erroneous detection due to a foreign substance in a hoistway. <P>SOLUTION: The elevator landing device includes: a landing detector 20 including a light emission unit 21 emitting light and a light receiving unit 22 receiving the light; polarization filters 28 provided on the front surfaces of the light emission unit 21 and the light receiving unit 22, respectively, and transmitting the light in the respective prescribed polarization directions; and a landing detection plate 27 disposed opposite the landing detector 20 in a state where a car 5 arrives at the floor of a landing area 101 and including a reflective part 29 reflecting the light by polarizing the light so that the light transmitted through the polarization filter 28 provided at the light emission unit 21 is transmitted through the polarization filter 28 provided at the light receiving unit 22. <P>COPYRIGHT: (C)2012,JPO&INPIT |
