| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flow rate control valve capable of improving suppressing effect of inclination of a valve element with respect to a case. <P>SOLUTION: A PCV valve 40 includes: the case 42 in which a gas passage 50 is arranged; a valve body 60 arranged to be advanced and retreated in the gas passage 50; and a spring 72 for energizing the valve body 60 in the retreat direction. A measurement part 70 comprises a measuring hole 53 formed on the gas passage 50 and a measuring plane 62 formed on the valve body 60. The flow rate of a fluid is controlled by advancing and retreating of the valve body 60. The case 42 includes an end wall part 48 to be opposed to the rear end of the valve body 60. Two or more sets of guide means 80 are arranged between the end wall part 48 and the valve body 60. Each of guide means 80 comprises a guide hole 81 formed on the end wall part 48 and a guide rod 82 which is arranged on the valve body 60 and is slid/abutted on the guide hole 81. <P>COPYRIGHT: (C)2013,JPO&INPIT |
