| 摘要 |
<p>The present invention relates to a bleeding valve capable of performing both brake checking and air bleeding while preventing a leak of hydraulic fluid, a bleeder valve assembly including the same, a pressure checking method of an aircraft wheel brake using the bleeder valve assembly, and an air bleeding method. In accordance with the present invention, a bleeder valve comprises: a head member; a first cylinder member extended to a lower part of the head member, and having a smaller diameter than that of the head member; a packing member mounting groove formed on part of an outer circumferential face of the first cylinder member in a circumferential direction; a ring-shaped packing member mounted in the packing member mounting groove; a second cylinder member extended to a lower part of the first cylinder member, and having a smaller diameter than that of the first cylinder member; a third cylinder member extended to a lower part of the second cylinder member, and having a smaller diameter than that of the second cylinder member; a conic member extended to a lower part of the third cylinder member; a top hydraulic port formed on an upper end of the head member; a bottom hydraulic port formed on an outer circumferential face of the conic member; and an indoor flow path connected to the top and bottom hydraulic ports, through which each indoor part of the head member, the first cylinder member, the second cylinder member, the third cylinder member and the conic member are connected.</p> |
