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B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
B61H15/00—Wear-compensating mechanisms, e.g. slack adjusters
B61H15/0035—Wear-compensating mechanisms, e.g. slack adjusters mechanical and self-acting in both directions
B61H15/0042—Wear-compensating mechanisms, e.g. slack adjusters mechanical and self-acting in both directions by means of linear adjustment
B61H15/0057—Wear-compensating mechanisms, e.g. slack adjusters mechanical and self-acting in both directions by means of linear adjustment with screw-thread and nut