Cartilaginous wiper has connection device whose lower portion is engaged with pair of elastic rails for allowing both ends to extend freely and independently

摘要

The cartilaginous wiper comprises a connection device, two pairs of elastic rails, a pair of shrouds and a pair of side covers. The connection device is connected with a wiper arm which reciprocates. The lower portion of the connection device is engaged with a pair of elastic rails for allowing both ends to extend freely and independently.