Drive for vehicle windscreen wipers with crank driven push-rod - has bearing elements between arms of linking mechanism and push-rod fixed to linking

摘要

The device for vehicle windscreen wipers, has a crank (14,16) driven push-rod (17). The latter has a toothed segment (18) that meshes with a pinion (23) fitted to an oscillating output shaft (22). A linking mechanism (19) holds the toothed segment in mesh with the pinion and has two arms (20,21) freely fitted to the output shaft and linked by a bearing element (30) to either side of the push-rod. The bearing element is fixed to the arms. ADVANTAGE - Sufficiently strong linkage between shaft and push-rod.