Sorting according to a characteristic or feature of the articles of material being sorted

BPERFORMING OPERATIONS TRANSPORTING B07Solids separation B07CPOSTAL SORTING SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL

B07C5/00Sorting according to a characteristic or feature of the articles of material being sorted

B07C5/02Measures preceding sorting B07C5/04Sorting according to size B07C5/06measured mechanically B07C5/065with multiple measuring applicances adjusted according to different standards, for example length or thickness, which detect the shape of an object so that if it conforms to the standard set by the measuring appliance, it is removed from the conveyor B07C5/07by calipering using relatively moving article-engaging means B07C5/08measured electrically or electronically B07C5/083Mechanically moved sensing devices, the movement of which influences the electric contact members B07C5/086Magnetic sensing devices B07C5/10measured by light-responsive means B07C5/12characterised by the application to particular articles, not otherwise provided for B07C5/122for bottles, ampoules, jars and other glassware B07C5/124by means of mechanical measuring devices which may also control electrical contacts B07C5/126by means of photo-electric sensors B07C5/128by means of electric, for example electronic measurement B07C5/14Sorting timber or logs B07C5/16Sorting according to weight B07C5/165of letters B07C5/18using a single stationary weighing mechanism B07C5/20for separating articles of less than a predeterminedweight from those of more than that weight B07C5/22using a plurality of stationary weighing mechanisms B07C5/24using moving weighing mechanisms B07C5/26wherein the counterbalancing effect of the weighing mechanisms is varied during such movement B07C5/28using electrical control means B07C5/30with associated counting means B07C5/32with associated check-weighing means B07C5/34Sorting according to other particular properties B07C5/3404according to properties of containers or receptacles B07C5/3408for bottles, jars or other glassware B07C5/3412according to a code applied to the object which indicates a property of the object B07C5/3416according to radiation transmissivity B07C5/342according to optical properties B07C5/3422using video scanning devices B07C5/3425of granular material B07C5/3427by changing or intensifying the optical properties prior to scanning B07C5/344according to electric or electromagnetic properties B07C5/346according to radioactive properties B07C5/36Sorting apparatus characterised by the means used for distribution B07C5/361Processing or control devices therefor B07C5/362Separating or distributor mechanisms B07C5/363by means of air B07C5/365using a single separation means B07C5/366during free fall of the articles B07C5/367using a plurality of separation means B07C5/368actuated independently B07C5/38Collecting or arranging articles in groups