Height adjustment device for height adjustment of a vehicle seat and vehicle seat with the height adjustment

摘要

Height adjustment device 1 for height adjustment of a vehicle seat, with a sector gear 3 and a gear 4, wherein the sector gear 3 is in operative connection with the gear 4, wherein the sector gear 3 has an operative portion 13 for meshing with gear teeth 9 of the gear 4, wherein the active portion 13 comprises at least one first tooth 18 and a plurality of second teeth 7, wherein the at least one first tooth 18 is formed in size and / or shape deviating from the second teeth 7.