CPC B60S 1/522 (2013.01) [B05B 1/3006 (2013.01); B05B 3/14 (2013.01); B60S 1/3415 (2013.01)] | 3 Claims |
1. A wiper arm which swings a wiper blade that wipes a surface to be wiped, the wiper arm comprising:
an arm head whose base end is mounted on a swing shaft;
an arm shank whose base end is mounted on a tip end of the arm head;
an arm piece whose base end is mounted on a tip end of the arm shank;
a washer tube which is arranged along the arm head, the arm shank and the arm piece; and
a washer nozzle which is mounted on the arm piece and which sprays a washer fluid toward the surface to be wiped,
wherein the washer nozzle comprises:
a check valve;
a valve housing inside which the check valve is housed;
a first flow path which extends in a longitudinal direction of the arm piece and is formed inside the valve housing;
a second flow path which is connected to a downstream side of the first flow path and which extends in a direction intersecting the longitudinal direction of the arm piece;
a flow path opening which opens the first flow path and the second flow path toward one side in the longitudinal direction of the arm piece; and
a closing member which is provided with a joint part connected with the washer tube and is provided with a valve seat at a base side of the joint part in a longitudinal direction of the joint part for contacting the check valve to close which closes the flow path opening.
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