| 摘要 |
<p>Provided is a rotary valve that uses a seal member having a shape in which a plurality of functions is integrated and can prevent a positional shift in a circumferential direction of the seal member. The rotary valve includes a rotor 1, and a casing 2 including a rotor accommodating space 2a that accommodates the rotor 1. A rotor opening 15 which is a passage of cooling water is provided in the rotor 1. Openings 25a and 26a which communicate with the rotor opening 15 are provided at positions of an inner circumferential surface of the rotor accommodating space 2a which oppose an outer circumferential surface of the rotor 1. Seal members 77 are provided to extend from the openings 25a and 26a toward the rotor 1. A tip end abutting portion 80 of the seal member 77 which abuts on the rotor 1 functions as a seal and also functions as a spring. The seal member 77 is positioned by engagement with each of positioning portions 28 provided on the openings 25a and 26a and includes a rotation stopping portion 85 that stops a rotation.</p> |
