coupling screw

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• Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …   Wikipedia

• Coupling (piping) — Pipe coupling (copper sweat) A coupling (or coupler) (used in piping or plumbing) is a very short length of pipe or tube, with a socket at one or both ends that allows two pipes or tubes to be joined, welded (steel), brazed or soldered (copper,… …   Wikipedia

• Coupling (railway) by country — generally list the main national system and exclude minor narrow gauge or industrial lines of short length. Modern EMU or DMU passenger vehicles are also excluded. Current couplings are not necessarily the same as historic couplings. Contents 1… …   Wikipedia

• Coupling (railway) — Knuckle (AAR Type E ) couplers in use ICE coupler A c …   Wikipedia

• screw — n. & v. n. 1 a thin cylinder or cone with a spiral ridge or thread running round the outside (male screw) or the inside (female screw). 2 (in full wood screw) a metal male screw with a slotted head and a sharp point for fastening things, esp. in… …   Useful english dictionary

• Screw press — A Screw press is a type of machine press in which the ram is driven up and down by a screw. The screw shaft can be driven by a handle, or a wheel. It works by using a coarse screw to convert the rotation of the handle or drive wheel into a small… …   Wikipedia

• screw coupling — noun : an internally threaded sleeve nut that usually has right and left threads and is used for coupling (as rods or pipes) …   Useful english dictionary

• screw coupling — noun a female screw with threads at both ends for joining lengths of pipes or rods …   English new terms dictionary

• screw joint — noun : a rod or pipe joint made with a screw coupling …   Useful english dictionary

• Hose coupling — The hose coupling is the metal piece on the end of a hose to connect it to extra hose or hose appliances. It is usually made of steel or brass. The hose coupling comes in several different styles: Storz coupling A quarter turn coupling , or… …   Wikipedia

• Differential coupling — differential dif fer*en tial, a. [Cf. F. diff[ e]rentiel.] 1. Relating to or indicating a difference; creating a difference; discriminating; special; as, differential characteristics; differential duties; a differential rate. [1913 Webster] For… …   The Collaborative International Dictionary of English