Scotch yoke


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Scotch yoke

[′skäch ′yōk]
(mechanical engineering)
A type of four-bar linkage; it is employed to convert a steady rotation into a simple harmonic motion.
References in periodicals archive ?
One (1) new Rotork Pneumatic Scotch Yoke Actuator, GP-085A/DI D/A with manual override facility and limit switches single pole double throw (SPDT).
Flowserve Corporation has debuted of the Limitorque Pneumatic Scotch Yoke (LPS) actuator.
The Cox Powertrain engine is based on a supercharged, two-stroke diesel, opposed-piston architecture with Scotch yoke crankshaft and a central injector position.
Flowserve has launched the new Flowserve Automax RG-Series Heavy-Duty Scotch Yoke Pneumatic Actuator into the European market.
The Company is also involved in the research and development of an internal combustion engine using the Scotch Yoke Technology, and the marketing of the technology.
Line of Triac THD heavy-duty scotch yoke actuators is engineered for the most demanding liquid and air handling applications, powering quarter-turn dampers and valves with up to 1,600,000 in.
Tyco Flow Control--a provider of valves, actuators and controls says it has significantly expanded its Morin scotch yoke product offering.
They're especially used in the HVAC-equipment and stamped-parts industries and are available in straight-side two- and four-point models and C-frame single-point models, with features like Scotch yoke assemblies in conjunction with eccentric shafts.
A simpler concept with the same advantages would be a Scotch yoke system with two contrarotating cranks.
Bettis, a manufacturer of Scotch Yoke Actuators and Controls, has announced the Beta test release of VAST, described by the company as the world's first Web based sizing, selection, pricing and quoting software for Scotch Yoke Actuators.