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    • 1. 发明申请
    • VALVE DEVICE FOR WASTE PIPE
    • 废水阀门装置
    • US20150176261A1
    • 2015-06-25
    • US14403988
    • 2013-05-28
    • McAlpine & Co Limited
    • James Edward McAlpine
    • E03C1/122F16K11/10E03F7/04
    • E03C1/1225E03F7/04F16K11/10F16K24/06Y10T137/0379Y10T137/87684
    • Plumbing apparatus (10) for incorporation in a waste pipe system comprises a tubular body having an inlet (14) for connection to an upstream waste pipe and an outlet (16) for connection to a downstream waste pipe. A one-way water valve (22) is provided in the body and is arranged to permit flow from the inlet to the outlet and to prevent flow from the outlet to the inlet. An air valve (24) is mounted on an upper portion of the body and is arranged to permit flow of air into the body and to restrict flow of air out of the body. In the event of negative pressure in the downstream waste pipe system the air valve opens to allow air to be drawn into the system. In the event of positive pressure in the downstream waste pipe system the one-way water valve closes.
    • 用于并入废物管道系统的管道设备(10)包括管状体,其具有用于连接到上游废弃管道的入口(14)和用于连接到下游废物管道的出口(16)。 单向水阀(22)设置在主体中并且被布置成允许从入口流到出口并且防止从出口流到入口。 空气阀(24)安装在主体的上部并且被布置成允许空气流入体内并且限制空气流出身体。 在下游废水管系统发生负压的情况下,空气阀打开以允许空气被吸入系统。 在下游废水管道系统中,单向水阀关闭。
    • 7. 发明申请
    • ODOUR TRAP WITH CHECK VALVE AND AIR ADMITTANCE VALVE
    • 具有检查阀和空气补偿阀的气味捕捉
    • US20160230375A1
    • 2016-08-11
    • US15024163
    • 2014-09-22
    • MCALPINE & CO. LIMITED
    • James Edward McAlpine
    • E03C1/288E03C1/122
    • E03C1/288E03C1/1225
    • A trap for a waste outlet for use in drainage facilities is described which provides a water seal. The trap comprises a one-way valve (23) at the trap inlet (14) and a pressure one-way valve (24) at the trap outlet (16) such that, in addition to prevent ingress of animals from the soil pipe to the buildings, prevents ingress of odours and the water seal being presence of a negative pressure differential across the outlet one-way pressure valve that air can pass through the pressure valve (24) to relieve the pressure differential but in the event of a positive pressure differential, air is prevented from passing through the oneway pressure valve (24).
    • 描述了用于排水设施的废物出口的陷阱,其提供水封。 捕集器包括在捕集器入口(14)处的单向阀(23)和在捕集器出口(16)处的压力单向阀(24),使得除了防止动物从土壤管进入到 建筑物防止气味进入,并且水封在出口单向压力阀上存在负压差,空气可以通过压力阀(24)以减轻压力差,但是在正压力的情况下 差速器,防止空气通过单向压力阀(24)。