trochoid


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trochoid

[′trō‚kȯid]
(anatomy)
(mathematics)
The path in the plane obtained from a point on the radius of a circle or the extension of the radius as the circle rolls along a fixed straight line.
References in periodicals archive ?
Compare with smooth surface model, BNSS models changed the oil flow trochoid pattern, and shear stress of BNSS increasing clearly.
Fa] = distance from critical section to intersection of the tooth centerline and the line of action for load at tip of tooth and the curvature radius of the root trochoid
Trochoid Joints that operate with a pulley-type function, such as the atlas/axial joint.
In developing the next-generation RENESIS, Mazda made a thoroughgoing revision of engine dimensions including the trochoid rotor housing, adopting a longer stroke and larger displacement of 1600cc (800cc x 2) aimed to raise thermal efficiency and boost torque at all engine speeds.
The radiocapitellar and proximal radioulnar joints are trochoid, or pivot, joints that allow for pronation and supination.
Engine cooling is through a top-mounted radiator with suction fan and a full pressure lube system incorporates a gear-driven trochoid pump.
The software includes hole feature recognition and new curly corner toolpath, which uses a trochoid path through slots and in corners, and interleaved spiral toolpaths for Z-level finish operations.
The feature-based CAD/CAM delivers the Curly Corner Toolpath, which allows high speeds to be maintained with a more consistent cutter load, by using a trochoid path through slots and in tight corners.
In contrast to rotary-vane, rotary-piston, and trochoid pumps, Roots pumps are not oil-sealed.