evolvent

n.

渐开线，切展线；

The Evolvent of Criteria for Assessment of Innovation Expression in the State Level
The Principle of Creation Precision Evolvent Curve Gear Based on Pro/E
The Drawing without Base Circlo for Stator Coil Evolvent of a Generator
Tooth formation for evolvent rolled-tooth gear wheel has ellipse in tooth foot region with semi-axes of different lengths
PINPOINT CALCULATION OF TOOTH DEFLECTIONOF EVOLVENT SPUR GEAR BY MEANS OFTHE CONFORMAL MAPPING METHOD
CALCULATION OF CONFORMAL MAPPING FUNCTION OF THE TOOTH PROFILE ON EVOLVENT GEAR BY COMPUTER
Mikroverzahnungsprüfkörper μ-DBA für evolventische Profillinienabweichungen (Geometrical Standards for Micro Gears μ-DBA)
The 3 D Analytical Expression of Stator End Coil Evolvent in Computation of 3 D Eddy Current Field of End Region of Turbogenerator
Zusammenhänge zwischen Einzelfehlern, Einflanken-Wälzfehler und Tragbild evolventenverzahnter Stirnräder
Determination of the grinding wheel profile and its setup for use in finishing cylindrical gears with an evolvent profile