Means for sensing, detecting or otherwise used for control

BPERFORMING OPERATIONS TRANSPORTING B65Thin material handling B65HHANDLING THIN OR FILAMENTARY MATERIAL

B65H2553/00Means for sensing, detecting or otherwise used for control

B65H2553/10using fluid B65H2553/11pneumatic B65H2553/12hydraulic B65H2553/20using electric elements B65H2553/21Variable resistances, rheostats or potentiometers B65H2553/212Strain gauges B65H2553/22Magnetic detectors B65H2553/23Capacitive detectors B65H2553/232Electrodes arrangement B65H2553/24Inductive detectors B65H2553/25Contact switches B65H2553/26Piëzo-electric sensors B65H2553/27Electro mechanical thermal sensors B65H2553/30using acoustic or ultrasonic elements B65H2553/40using optical B65H2553/41Photoelectric detectors B65H2553/412in barrier arrangements B65H2553/414involving receptor receiving light reflected by a reflecting surface and emitted by a separate emitter B65H2553/416Array arrangement B65H2553/42Cameras B65H2553/43Bar code reader B65H2553/44involving light guide B65H2553/442optical fibres B65H2553/45Scanning means B65H2553/46Illumination arrangement B65H2553/51Encoder B65H2553/512linear B65H2553/52RFID sensor B65H2553/60Details of intermediate means between the sensing means and the element to be sensed B65H2553/61Mechanical means B65H2553/612Contact arms Levers Antennas B65H2553/614Impact generating means B65H2553/62involving vibrating element B65H2553/80Arangement of the sensing means B65H2553/81on a movable element B65H2553/82with regard to the direction of transport of the handled material B65H2553/822Multiple sensors in a direction perpendicular to the direction of transport of the handled material B65H2553/83selectively positionable in operative state