cylinder press
 滾轉印刷機


 Press, n.
 1. An apparatus or machine by which any substance or body is pressed, squeezed, stamped, or shaped, or by which an impression of a body is taken; sometimes, the place or building containing a press or presses.
 Note: ☞ Presses are differently constructed for various purposes in the arts, their specific uses being commonly designated; as, a cotton press, a wine press, a cider press, a copying press, etc. See Drill press.
 2. Specifically, a printing press.
 3. The art or business of printing and publishing; hence, printed publications, taken collectively, more especially newspapers or the persons employed in writing for them; as, a free press is a blessing, a licentious press is a curse.
 4. An upright case or closet for the safe keeping of articles; as, a clothes press.
 5. The act of pressing or thronging forward.
    In their throng and press to that last hold.   --Shak.
 6. Urgent demands of business or affairs; urgency; as, a press of engagements.
 7. A multitude of individuals crowded together; ░ crowd of single things; a throng.
    They could not come nigh unto him for the press.   --Mark ii. 4.
 Cylinder press, a printing press in which the impression is produced by a revolving cylinder under which the form passes; also, one in which the form of type or plates is curved around a cylinder, instead of resting on a flat bed.
 Hydrostatic press. See under Hydrostatic.
 Liberty of the press, the free right of publishing books, pamphlets, or papers, without previous restraint or censorship, subject only to punishment for libelous, seditious, or morally pernicious matters.
 Press bed, a bed that may be folded, and inclosed, in a press or closet. --Boswell.
 Press of sail, Naut., as much sail as the state of the wind will permit.

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 Cyl·in·der n.
 1. Geom. (a) A solid body which may be generated by the rotation of a parallelogram round one its sides; or a body of rollerlike form, of which the longitudinal section is oblong, and the cross section is circular. (b) The space inclosed by any cylindrical surface. The space may be limited or unlimited in length.
 2. Any hollow body of cylindrical form, as: (a) The chamber of a steam engine in which the piston is moved by the force of steam. (b) The barrel of an air or other pump. (c) Print. The revolving platen or bed which produces the impression or carries the type in a cylinder press. (d) The bore of a gun; the turning chambered breech of a revolver.
 3. The revolving square prism carrying the cards in a Jacquard loom.
 Cylinder axis. Anat. See Axis cylinder, under Axis.
 Cylinder engine Paper Making, a machine in which a cylinder takes up the pulp and delivers it in a continuous sheet to the dryers.
 Cylinder escapement. See Escapement.
 Cylinder glass. See Glass.
 Cylinder mill. See Roller mill.
 Cylinder press. See Press.

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 cylinder press
      n : a printing press where the type is carried on a flat bed
          under a cylinder that holds paper and rolls over the type
          [syn: flatbed press]