An intake throttle valve includes a throttle body defining a fluid passage, a throttle valve disposed in the fluid passage, a throttle shaft secured to the throttle valve and having a first restricting surface, a needle bearing rotatably supporting the thr...

A method for producing a throttle gear for a throttle device. The throttle device has a spring that biases the throttle gear toward a default position. The throttle gear has a spring hooking portion that makes contact with the spring when the throttle valv...

A fuel cell system includes three FC stacks connected in parallel, a single battery to which all the FC stacks, and a controller, but no DC-DC converter. The controller is configured to simultaneously measure the FC currents of the three FC stacks. The con...