water check valve

  • 1Check valve — Valve Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair… …

    The Collaborative International Dictionary of English

  • 2Check valve — Check Check (ch[e^]k), n. [OE. chek, OF. eschec, F. [ e]chec, a stop, hindrance, orig. check in the game of chess, pl. [ e]checs chess, through Ar., fr. Pers. sh[=a]h king. See {Shah}, and cf. {Checkmate}, {Chess}, {Checker}.] 1. (Chess) A word… …

    The Collaborative International Dictionary of English

  • 3Check valve — Tilting disc inconel check valve …

    Wikipedia

  • 4Double check valve — A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. It is also a valve used in air brake systems on heavy trucks. Usage in Water Supply: In the case of usage… …

    Wikipedia

  • 5Water hammer — (or, more generally, fluid hammer) is a pressure surge or wave resulting when a fluid in motion is forced to stop or change direction suddenly (Momentum Change). Water hammer commonly occurs when a valve is closed suddenly at an end of a pipeline …

    Wikipedia

  • 6Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… …

    Wikipedia

  • 7Valve — Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair Repassed …

    The Collaborative International Dictionary of English

  • 8valve box — Valve Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair… …

    The Collaborative International Dictionary of English

  • 9valve casing — Valve Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair… …

    The Collaborative International Dictionary of English

  • 10Valve chest — Valve Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair… …

    The Collaborative International Dictionary of English