Abstract: A bearing device of the bending and stretching type windshield wiper having a gear train (7, 8, 9) to interlink the wiper link output shaft (2) and the wiper arm head shaft (3), wherein the improvement comprising, a wiper pivot (4) having the first installing hole on the center thereof, and fixed to the body (1) of a car; a stationary gear member (7) extrudingly providing a boss part (71) which has a bearing hole in the center thereof, the stationary gear member (7) is rigidly secured with the wiper pivot (4), and of which the boss part (71) is inserted in the first installing hole of said wiper pivot (4); a bearing member (10) of a cylinder form; and a gear housing member (5) extrudingly providing a cylinder part (51) which has the second installing hole on the center thereof, the cylinder part (51) of the gear housing member (5) is inserted in the bearing hole of the stationary gear member (7) together with the bearing member (10) and the wiper link output shaft (2) is fixedly secured in the second installi