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Graco was founded in 1942 in Philadelphia, Pennsylvania, by Russell Gray and Robert Cone (hence the name) as Graco Metal Products, a company that fabricated machine and car parts. Rex Thomas (one of two engineers hired to come up with a sustainable product) watched his wife sitting on the porch, rocking their baby in a swing with a string tied ...
Circus skills are a group of disciplines that have been performed as entertainment in circus, carnival, sideshow, busking, variety, vaudeville, or music hall shows. Most circus skills are still being performed today.
The Bouncer is a fictional superhero who appeared in comic books published by Fox Feature Syndicate. The Bouncer had no secret identity, but was in reality a statue of the Greek mythological figure Antaeus (spelled Anteas in the comics). [1] The statue had been sculpted by Adam Anteas, Jr., a descendant of the very same legendary figure.
The swing ride or chair swing ride (sometimes called a swing carousel, wave swinger, yo-yo, waver swinger, Chair-O-Planes, Dodo or swinger) is an amusement ride that is a variation on the carousel in which the seats are suspended from the rotating top of the carousel. On some versions, particularly on the Wave Swingers, the rotating top of the ...
A bascule bridge (also referred to as a drawbridge or a lifting bridge) is a moveable bridge with a counterweight that continuously balances a span, or leaf, throughout its upward swing to provide clearance for boat traffic. It may be single- or double-leafed.
Swing bowling is a bowling technique in cricket, in which the ball is made to curve through the air. This is in the hope that the change in the ball's flight path will deceive the batter and cause them to play the ball incorrectly. A bowler who uses this technique is called a swing bowler. [1] Swing bowling is generally classed as a type of ...
A harmonic damper is a device fitted to the free (accessory drive) end of the crankshaft of an internal combustion engine to counter torsional and resonance vibrations from the crankshaft. This device must be an interference fit to the crankshaft in order to operate in an effective manner. An interference fit ensures the device moves in perfect ...
The equation describing the relative motion is known as the swing equation, which is a non-linear second order differential equation that describes the swing of the rotor of synchronous machine. The power exchange between the mechanical rotor and the electrical grid due to the rotor swing (acceleration and deceleration) is called Inertial response.