ADJUSTABLE REGULATOR OF FOUR-WAY MIXING VALVE FOR CENTRAL HEATING SYSTEM WITH INTERMITTENT OPERATION OF RECIRCULETION PUMP

• 1. 一种用于太阳能供暖系统中的循环水泵 [P] . 中国专利： CN105221443A . 2016-01-06
• 2. 一种用于太阳能供暖系统中的循环水泵 [P] . 中国专利： CN205089639U . 2016.03.16
• 3. ADJUSTABLE REGULATOR OF FOUR-WAY MIXING VALVE FOR CENTRAL HEATING SYSTEM WITH CONTINUOUS OPERATION OF RECIRCULATION PUMP [P] . CS197811B1 . 1980-05-30

  机译： 循环水泵连续运行的中央供暖系统的四通混合阀调节阀

• 4. Central heating system with heat pump - uses fuel tank as water reservoir for heat pump circuit with flow and return passed through 4-way mixing valve [P] . 法国专利： FR2327495A1 . 1977-05-06

  机译： 带热泵的中央供暖系统-使用燃油箱作为水的蓄热器，热泵回路的流量和回流通过四通混合阀

• 5. Central heating system power saving control system - has circulating pump in by=pass controlled by mixing valve position [P] . 德国专利： DE2827902A1 . 1980-01-03

  机译： 中央供暖系统节电控制系统-循环泵旁通=由混合阀位置控制

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