- four-bar mechanism
- четырёхзвенный механизм; четырёхлопастный механизм
Англо-русский словарь по машиностроению. 2014.
four-bar mechanism
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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
Mechanism (engineering) — A mechanism is a device designed to transform input forces and movement into a desired set of output forces and movement. Mechanisms generally consist of moving components such as gears and gear trains, belt and chain drives, cam and follower… … Wikipedia
Bar, Montenegro — Bar Бар Bar City Centre … Wikipedia
Four corners offense — The four corners offense was an offensive strategy for stalling in college basketball. Four of the players would stand in the corners of the half court and the fifth would dribble the ball in the middle. Most of the time the point guard would be… … Wikipedia
Straight line mechanism — In the late seventeenth century, before the development of the milling machine, it was extremely difficult to machine straight, flat surfaces. For this reason, good prismatic pairs without backlash were not easy to make. During that era, much… … Wikipedia
Whammy bar — A whammy bar, tremolo arm/bar, or vibrato arm/bar is a component of a guitar, used to add vibrato to the sound by changing the tension of the strings, typically at the bridge or tailpiece. The whammy bar enables the player to quickly vary the… … Wikipedia
Overconstrained mechanism — A Sarrus linkage. An overconstrained mechanism is a linkage that has more degrees of freedom than is predicted by the mobility formula. The mobility formula evaluates the degree of freedom of a system of rigid bodies that results when constraints … Wikipedia
Whippletree (mechanism) — A set of whippletrees or leader bars for the two leaders of a four horse team. A whippletree or whiffletree[1] is a mechanism to distribute force evenly through linkages. The mechanism may also be referred to as an equalizer, leader bar or double … Wikipedia
Crank (mechanism) — A crank is an arm attached at right angles to a rotating shaft by which reciprocating motion is imparted to or received from the shaft. It is used to change circular into reciprocating motion, or reciprocating into circular motion. The arm may be … Wikipedia
Cognate linkage — In Kinematics, cognate linkages are linkages that ensure the same input output relationship or coupler curve geometry, while being dimensionally dissimilar. In case of four bar linkage coupler cognates, the Roberts–Chebychev theorem states that… … Wikipedia
Dual Edge Snowboard — The Dual Edge Snowboard (DES) is a technical categorization of a general snowboard concept and technology, where a device or mechanism creates two simultaneously ridden edges for a snowsport equipment that allows the user to ride in a similar… … Wikipedia
