| 摘要 |
PCT No. PCT/FR87/00215 Sec. 371 Date Apr. 8, 1988 Sec. 102(e) Date Apr. 8, 1988 PCT Filed Jun. 12, 1987 PCT Pub. No. WO87/07853 PCT Pub. Date Dec. 30, 1987.A nozzle and a device for the application of the nozzle are disclosed. In the nozzle a mechanism is provided so that the dimensions of the hole for the flow of fluid can be varied according to the pressure differential between the inlet and the outlet. The above can be applied to the making of nozzles and/or devices, the delivery rate of which is directly proportionate to the differential pressure between the inlet and the outlet.
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