| 摘要 |
PCT No. PCT/EP93/01273 Sec. 371 Date Sep. 1, 1994 Sec. 102(e) Date Sep. 1, 1994 PCT Filed May 21, 1993 PCT Pub. No. WO94/02000 PCT Pub. Date Feb. 3, 1994.A valve for the reverse-flow flushing of teat cups in milking machinery has a housing with an interior and a channel to the atmosphere. The housing has three connections, a first connection for connecting with the teat cups, a second connection for connecting with the milk line and a third connection for connecting with the reverse-flow flush line. A disk is mounted for rotation in the interior of the housing and has channels permitting communication through the interior of the housing between the first and second connections and blocking the third connection when the disk is in the milking position, permitting communication through the interior of the housing between the first and third connections and blocking the second connection when the disk in the reverse-flow position and permitting communication through the interior of the housing between the first and second connections while blocking the third connection and the channel when the disk is in the rinsing position. |
