The gas throttling governing system comprises a pressure-limitingvalve, a speed-limiting valve and a partition board.
气体推助器包括波纹管及内部弹簧、排气阀、吸气阀，气体节流调节系统包括限压阀、限速阀、隔板。
2
The utility model discloses a weight-type pressure-adjustable pressure-limitingvalve belonging to a field of commodity.
本实用新型提供了一种重量式可调压限压阀，属于日常用品 技术领域。
3
Because the phenomenon of food clogging exists in the prior art, a covering cap on the pressure-limitingvalve is pushed away and other accidents occur to make the user feel insecurity.