'Tube sheet' definitions:

Definition of 'Tube sheet'

From: GCIDE
  • Tube \Tube\, n. [L. tubus; akin to tuba a trumpet: cf F. tube.]
  • 1. A hollow cylinder, of any material, used for the conveyance of fluids, and for various other purposes; a pipe. [1913 Webster]
  • 2. A telescope. "Glazed optic tube." --Milton. [1913 Webster]
  • 3. A vessel in animal bodies or plants, which conveys a fluid or other substance. [1913 Webster]
  • 4. (Bot.) The narrow, hollow part of a gamopetalous corolla. [1913 Webster]
  • 5. (Gun.) A priming tube, or friction primer. See under Priming, and Friction. [1913 Webster]
  • 6. (Steam Boilers) A small pipe forming part of the boiler, containing water and surrounded by flame or hot gases, or else surrounded by water and forming a flue for the gases to pass through. [1913 Webster]
  • 7. (Zool.) (a) A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm. (b) One of the siphons of a bivalve mollusk. [1913 Webster]
  • 8. (Elec. Railways) A tunnel for a tube railway; also (Colloq.), a tube railway; a subway. [Chiefly Eng.]
  • Note: In the New York area, the subways running under the Hudson River are sometimes referred to as the tube. [Webster 1913 Suppl. +PJC]
  • Capillary tube, a tube of very fine bore. See Capillary.
  • Fire tube (Steam Boilers), a tube which forms a flue.
  • Tube coral. (Zool.) Same as Tubipore.
  • Tube foot (Zool.), one of the ambulacral suckers of an echinoderm.
  • Tube plate, or Tube sheet (Steam Boilers), a flue plate. See under Flue.
  • Tube pouch (Mil.), a pouch containing priming tubes.
  • Tube spinner (Zool.), any one of various species of spiders that construct tubelike webs. They belong to Tegenaria, Agelena, and allied genera.
  • Water tube (Steam Boilers), a tube containing water and surrounded by flame or hot gases. [1913 Webster]

Definition of 'tube sheet'

From: GCIDE
  • Flue \Flue\ (fl[=u]), n. [Cf. OF. flue a flowing, fr. fluer to flow, fr. L. fluere (cf. Fluent); a perh. a corruption of E. flute.]
  • 1. An inclosed passage way for establishing and directing a current of air, gases, etc.; an air passage; esp.: (a) A compartment or division of a chimney for conveying flame and smoke to the outer air. (b) A passage way for conducting a current of fresh, foul, or heated air from one place to another. (c) (Steam Boiler) A pipe or passage for conveying flame and hot gases through surrounding water in a boiler; -- distinguished from a tube which holds water and is surrounded by fire. Small flues are called {fire tubes} or simply tubes. [1913 Webster]
  • 2. In an organ flue pipe, the opening between the lower lip and the languet. [Webster 1913 Suppl.]
  • Flue boiler. See under Boiler.
  • Flue bridge, the separating low wall between the flues and the laboratory of a reverberatory furnace.
  • Flue plate (Steam Boiler), a plate to which the ends of the flues are fastened; -- called also flue sheet, {tube sheet}, and tube plate.
  • Flue surface (Steam Boiler), the aggregate surface of flues exposed to flame or the hot gases. [1913 Webster]