Window lifter for motor vehicle has guide rail that is resistant to bending along length, and along which driver drive unit is movable

摘要

A driver drive unit (2) having a pinion and carrying a disk (6) having teeth is movable along a guide rail (1) also having teeth (3). The guide rail is resistant to bending along its length and may have a U-shaped or S-shaped cross-section. The guide rail is comprised of plastic in some areas and is reinforced with fiber or metal reinforcements.