US 2014/0062220 A1 · NON-CONTACT SELECTION SWITCH

Abstract

The present invention relates to a non-contact switch which is used for an elevator or general automatic doors, and comprises: buttons B including a push button or an optical sensor button for selecting an elevator movement or opening an automatic door; a pair of long sensor blocks 10, which are installed adjacent to or above the push button and arranged so as to face each other with a gap 12 equivalent to the width of one to two human fingers therebetween; and a plurality of sensors S which are installed in a single file on the surfaces of the sensor blocks that face each other, wherein a sensor detects movement of a human finger moving with the gap 12 at or above a predetermined length or at or above a predetermined speed and selects an upward or downward movement for a destination floor for the elevator or opens the automatic door.

Claims4

Dependent claims

A non-contact selection switch installed beside an elevator door of a building hallway to select upward movement, downward movement, or a destination floor of an elevator or installed beside an automatic door to open the automatic door which is automatically opened and closed, the switch comprising:

a pair of long sensor block sets 10 disposed to face each other with a gap 12 as thick as two to three human fingers F;
and
a plurality of sensors S installed in line on surfaces of the sensor blocks facing each other,
wherein when the human finger F moves with the gap 12, the sensors S sense a direction, a length, and a speed of the finger F that moves.

1 more element

Dependencies are inferred from the claim text.

Non-contact selection switch

Life of this patent

Non-contact selection switch

Life of this patent

Abstract

Claims4