Results 231 to 240 of about 28,286 (284)

Bandwidth increasing mechanism by introducing a curve fixture to the cantilever generator

open access: yesApplied Physics Letters, 2016
A nonlinear wideband generator architecture by clamping the cantilever beam generator with a curve fixture is proposed. Devices with different nonlinear stiffness can be obtained by properly choosing the fixture curve according to the design requirements. Three available generator types are presented and discussed for polynomial curves.
Weiqun Liu, Congzhi Liu, Qiao Zhu
exaly   +3 more sources

Mechanisms for Generating Conical Curves

2020
Starting from geometry, the equivalent mechanisms that trace ellipses, hyperbolas, or parabolas are built. These mechanisms are studied structurally, and their kinematic analysis is developed, resulting in relations, successive positions, diagrams, tables, and curves traced. Curves are traced either as trajectories of points or by enveloping.
Iulian Popescu   +3 more
openaire   +1 more source

Mechanism for Generating Spatial Curves

2020
We designed an algorithm and an original computer program that can draw spatial curves, starting from considerations of spatial geometry and the rules of descriptive geometry. In this way, spatial curves described by points of some elements could be generated. A screw mechanism with four driving links with correlated motions was designed.
Iulian Popescu   +3 more
openaire   +1 more source

Mechanisms for Generating Some Plane Mathematical Curves

2020
Based on geometrical problems, the synthesis of original mechanisms that trace different mathematical curves is made. Then the structure is analyzed and the calculations are made for the positions of the mechanisms, successive positions, diagrams of the curve generating point coordinates, diagrams of the displacements for some sliders, and the traced ...
Iulian Popescu   +3 more
openaire   +1 more source

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