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RISDegrees of Freedom of Motion in Mechanisms
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The general form of the mobility equation is presented, which predicts the number of inputs required to drive a multiloop mechanism having redundant freedoms, passive freedoms, different general ...
Dynamic Motion Analysis of Plane Mechanisms With Coulomb and Viscous Damping via the Joint Force Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Analysis of response of determinate plane mechanisms to known driving input force, or input torque, via the joint force analysis is presented. Coulomb damping and viscous damping forces in the ...
Minimum Error Synthesis of Space Mechanisms for the Generation of Constrained and Unconstrained Screws
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The RSRC space mechanism is synthesized to generate constrained and unconstrained screws of the form ψ̂(θ) = ψ0 (θ) + εψ1 (θ), where θ is the input parameter. A variational principle is used ...
Design of Spherical Crank-Rocker Mechanism With Optimum Transmission
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Spatial and spherical mechanisms must not be designed for optimum transmission characteristics as plane mechanisms. The transmissivities and transmission angles in spatial and spherical mechanisms ...
Degrees of Freedom and Constraints in Geared and Belted Mechanisms
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Further application of the general form of the mobility equation in identifying geared, belted, and chained mechanisms correctly, and in determining degrees of freedom in these mechanisms is ...
Dynamic Force and Torque Analysis of Mechanisms Using Dual Vectors and 3 × 3 Screw Matrix
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The method of determining dynamic force and torque distributions in mechanisms by using dual vectors and 3 × 3 screw matrix is presented. The dual equilibrium equations for each moving ...
Complete Shaking Force and Shaking Moment Balancing of Link Mechanisms Using Balancing Idler Loops
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method for completely balancing the shaking forces and shaking moments in mechanisms is presented. The method introduces shaking moment balancing idler parallelogram loop (or loops) which ...
Irregular Geneva-Wheel and Geneva-Slider Mechanisms for the Generation of Nonuniform Index Ratios During a Cycle
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The article deals with Geneva mechanisms driven with multiple cranks for the generation of multiple indexings with different index ratios during a cycle of motion. Both, Geneva-wheel mechanisms, ...
Matrix-Displacement–Direct-Element Method for Force and Torque Analysis of Determinate and Indeterminate Space Mechanisms With Arbitrary Skew Angles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A matrix-displacement-direct-element method (a finite-element method with spatial line elements) for elastic analysis of determinate and indeterminate space mechanisms with arbitrary skew angles is ...
Gross-Motion Dynamic Response Analysis of Indeterminate Mechanisms by Matrix Displacement Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method of gross-motion dynamic response analysis of indeterminate space mechanisms, as well as indeterminate plane mechanisms with offsets of links, to specified input forces or torques, such ...