linkage — pantograph linkage … Mechanics glossary
Pantograph — A pantograph (from Greek roots παντ all, every and γραφ to write , from their original use for copying writing) is a mechanical linkage connected in a special manner based on parallelograms so that the movement of one specified point is an… … Wikipedia
Linkage (mechanical) — This article is about assemblies of links designed to manage forces and movement. For other uses, see Linkage. Variable stroke engine (Autocar Handbook, Ninth edition) A mechanical linkage is an assembly of bodies connected together to manage… … Wikipedia
pantograph — noun /ˈpantəɡɹɑːf,ˈpantəɡɹaf/ a) A mechanical linkage based on parallelograms causing two objects to move in parallel; notably as a drawing aid. A pantograph can be adjusted to make either scale or exact copies. b) A pattern printed on a document … Wiktionary
Four bar linkage — A four bar linkage or simply a 4 bar or four bar is the simplest movable linkage. It consists of 4 rigid bodies (called bars or links), each attached to two others by single joints or pivots to form a closed loop. Four bars are simple mechanisms… … Wikipedia
Pantographic knife — A pantographic knife, is a folding knife whose blade is opened by a unique scissors method. The blade has a slightly longer tang than a folding knife heel. The handle is symmetrically segmented and articulated to fold away on both sides to grip… … Wikipedia
Constant-velocity joint — Rzeppa six ball CV joint Constant velocity joints (aka homokinetic or CV joints) allow a drive shaft to transmit power through a variable angle, at constant rotational speed, without an appreciable increase in friction or play. They are mainly… … Wikipedia
Parallel motion — This article concerns parallel motion in mechanics. For parallel motion in music, see the article Contrary motion. The parallel motion is a mechanical linkage invented by the Scot James Watt in 1784 for his double acting steam engine.In previous… … Wikipedia
Edison Records — was the first record label, pioneering recorded sound and an important player in the early record industry. Early phonographs before commercial mass produced records Thomas A. Edison invented the phonograph, the first device for recording and… … Wikipedia
The Turk — This article is about the chess playing automaton. For other uses, see Turk (disambiguation). An engraving of the Turk from Karl Gottlieb von Windisch s 1784 book Inanimate Reason … Wikipedia