| 摘要 |
<p>1. Apparatus for checking for defects in cigarettes or the like, as regards the presence of (sufficient) tobacco (24), cigarette filters (21) etc., by light directed towards the cigarette and emitted by a light emitter (38, 55, 56, 66-68), which is picked up by a light-sensitive receiver (28), in which case the emitter and receiver are arranged at right angles with respect to each other, characterised in that a receiver (28) is associated with at least each position (32, 33, 34) of a cigarette group (31) consisting of several layers and that the light emitters (38, 55, 56, 66-68) and the receivers (28) are staggered with respect to each other in the axial direction of the cigarettes so that simultaneously at least one cigarette (20) in each layer of a cigarette group (31), consisting of several layers (32-34) staggered with respect to each other in accordance with the arrangement of light emitters and receivers can be checked.</p> |
