| 摘要 |
Disclosed are a pilot valve and a brake system using the same. A pilot valve of a brake system, according to embodiments of the present invention, comprises: a valve housing arranged in one side passage of a low voltage accumulator and having a seat surface; a plunger arranged within the valve housing to be able to elevate and having a hollow passage formed therein and a plunger seat surface formed outside to form an open/close passage by selective contact with the seat surface; a valve pin arranged within the valve housing to be separated from the plunger; and a spring arranged between the valve pin and the plunger and pressing the plunger seat surface toward the seat surface. |
