...-Actuated Compliant Mechanisms Subjected to External Loads ,” Mech. Mach. Theory , 160 , p. 104283 . 10.1016/j.mechmachtheory.2021.104283 [13] Feliu-Talegon , D. , and Feliu-Batlle , V. , 2022 , “ Control of Very Lightweight 2-DOF Single-Link Flexible Robots Robust to Strain Gauge...

... D esign . 07 06 2021 23 12 2021 01 01 2022 15 02 2022 electron beam lithography nano-positioning nano-manipulation compliant mechanism design optimization Recently, nanofabrication technologies have been attractive in industrial and scientific application...

...Myung-Jin Choi; Seonho Cho This paper presents a configuration and sizing design optimization method for large deformation planar compliant mechanisms, using a continuum-based adjoint design sensitivity analysis (DSA) approach for built-up structures. Under the total Lagrangian formulation...

.... Des. , 136 ( 12 ), p. 125001 . 10.1115/1.4028277 [18] Scirè Mammano , G. , and Dragoni , E. , 2014 , “ Elastic Compensation of Linear Shape Memory Alloy Actuators Using Compliant Mechanisms ,” J. Intell. Mater. Syst. Struct. , 25 ( 9 ), pp. 1124 – 1138 . 10.1177...

...Ishit Gandhi; Hong Zhou A constant torque compliant mechanism (CM) generates an output torque that keeps invariant in a large range of input rotation. Because of the constant torque feature and the merits of CMs, they are used in automobile, aerospace, medical, healthcare, timing, gardening...

... beam zero stiffness compliant mechanism Spring elements in a machine serve to store energy and provide restoring force. In structured environments such as factories, the stiffness of a machine needs to be high enough in order to increase its accuracy, speed, and load capacity, although...

...Justin Beroz; Shorya Awtar; A. John Hart This approach can streamline the compliant mechanism design process because: (1) inspection of the rigid-body terms enables specific topology modifications to be determined for minimizing the error trajectory; and (2) the polynomial orders of principally...

... environments. The ACFM is a monolithic compliant mechanism that has no frictional wear and is capable of miniaturization. We propose a design formulation to find optimal mechanism configurations that produce the most constant-force. A resulting force to displacement curve and maximal stress curve can be easily...

... patient access. This paper presents an MRI-compatible manipulator using elastically averaged binary pneumatic air muscles (PAMs) to orient a needle into a targeted region of the prostate under the command of a physician. The proposed manipulator is based on an all-polymer compliant mechanism designed...

...Hong Zhou; Pranjal P. Killekar The modified quadrilateral discretization model for the topology optimization of compliant mechanisms is introduced in this paper. The design domain is discretized into quadrilateral design cells. There is a certain location shift between two neighboring rows...

... mechanism are provided. The synthesis approaches enable us to design a compliant mechanism with a desired number of stable positions. 14 10 2010 24 06 2011 10 08 2011 10 08 2011 compliant mechanisms design engineering mechanical stability compliant mechanism bistability...

...Quentin T. Aten; Shannon A. Zirbel; Brian D. Jensen; Larry L. Howell An underactuated or underconstrained compliant mechanism may have a determined equilibrium position because its energy storage elements cause a position of local minimum potential energy. The minimization of potential energy...

... violating stress constraints. Various examples are provided throughout the paper to demonstrate the implementation and merit of these design approaches. compliant mechanism nonlinear spring spring synthesis geometric nonlinearity nonlinear stiffness Nonlinear springs enhance the performance...

...Gang-Won Jang; Myung-Jin Kim; Yoon Young Kim We developed a design method to configure optimal compliant mechanisms consisting of standardized elements such as semirigid beams, hubs, and joints. In the proposed design approach, mechanism compliance is based upon elastic deformations of joint...

...% strain value recommended for SMA actuators. Based on the analytical and simulation inputs, the mechanism is miniaturized further with the aim of increasing its workspace and is fabricated for further experimental investigations. Howell , L. L. , 2001 , Compliant Mechanisms , Wiley , New...

... algorithms springs (mechanical) compliant mechanism nonlinear spring nonlinear spring synthesis geometric nonlinearity nonlinear stiffness Compliant mechanisms are jointless, one-piece mechanisms that transfer force and motion via the elasticity of their members. Nonlinear springs...

... that the PRBM parameters are dependent on the selection of the effective tube thickness and moment of inertia, the lesson being that designers must take care to consider the thickness and moment of inertia values when deriving PRBM constants. compliant mechanism pseudo-rigid-body flexure carbon nanotube...

...Kerr-Jia Lu; Sridhar Kota A unified approach to topology and dimensional synthesis of compliant mechanisms is presented in this paper as a discrete optimization problem employing both discrete (topology) and continuous (size) variables. The synthesis scheme features a design parameterization method...

...Chao-Chieh Lan; Kok-Meng Lee We consider here a class of compliant mechanisms consisting of one or more flexible beams, the manipulation of which relies on the deflection of the flexible beams. As compared with traditional rigid-body mechanisms, compliant mechanisms have the advantages...

...Nicolae Lobontiu; Ephrahim Garcia A three-node six degree-of-freedom per-node line element that is sensitive to axial, bending, and torsional loading is introduced to model single-axis right circular hinges of constant width that are utilized in compliant mechanisms. The Timoshenko model is applied...