Tripod mechanisms with novel spatial Cartesian flexible hinges

N Lobontiu, J Hunter, J Keefe, J Westenskow - Mechanism and Machine …, 2022 - Elsevier
The paper studies the tripod mechanisms that comprise novel spatial Cartesian flexible
hinges and can be used in three-dimensional sensing/actuation applications. These hinges …

Realization of a gear-spring balancer with variable payloads and its application to serial robots

VL Nguyen - Journal of Mechanisms and Robotics, 2023 - asmedigitalcollection.asme.org
This paper presents a method for realizing a gear-spring balancer (GSB) that can cope with
variable payloads and its application to serial robots. The GSB is constructed with a three …

Structural function from sequential, interacting elastic instabilities

ED Wheatcroft, J Shen, RMJ Groh… - … of the Royal …, 2023 - royalsocietypublishing.org
Elastic instabilities have traditionally been considered a failure mechanism; however, recent
years have seen numerous studies exploiting instabilities as a means to achieve structural …

Design optimization of a flexure spring used in small-sized ultra-precise optical instrument

J Kim, DC Lee, HS Kim - Heliyon, 2023 - cell.com
Small-sized ultra-precise optical devices require compact compliant ortho-planar springs
(COPS) aka. flexure springs, for precise, frictionless linear motion which depends highly on …

Design of a compact gear-spring mechanism for static balancing of variable payloads

VL Nguyen - Journal of Mechanical Design, 2022 - asmedigitalcollection.asme.org
The design of mechanisms for the static balancing of a rotating and weight-varying link has
tremendous implications for mechanical structures and robotic systems. This article presents …

A compliant constant-force mechanism with sub-Newton force and millimeter stroke output

Z Lyu, Q Xu - Sensors and Actuators A: Physical, 2024 - Elsevier
Force control technology plays a pivotal role in manipulating vulnerable objects. This paper
presents a new compliant mechanism with constant-force output characteristics, which can …

Stiffness compensation through matching buckling loads in a compliant four-bar mechanism

A Numić, TWA Blad… - Journal of …, 2022 - asmedigitalcollection.asme.org
In this paper, a novel alternative method of stiffness compensation in buckled mechanisms is
investigated. This method involves the use of critical load matching, ie, matching the first two …

A statically balanced compliant ortho-planar mechanism for low-frequency energy harvesting

TWA Blad, RAJ van Ostayen… - Journal of …, 2022 - asmedigitalcollection.asme.org
The usually high eigenfrequencies of miniaturized oscillators can be significantly lowered by
reducing the stiffness through stiffness compensation. In this work, a mechanical design for a …

Effect of matching buckling loads on post-buckling behavior in compliant mechanisms

A Numić, TWA Blad… - … and Information in …, 2021 - asmedigitalcollection.asme.org
In this paper, a novel method for stiffness compensation in compliant mechanisms is
investigated. This method involves tuning the ratio between the first two critical buckling …

Tuning the Dynamics of Bistable Mechanisms by Introducing Travel Limits

K van Puffelen, TWA Blad, R van Ostayen - Advances in Mechanism …, 2022 - Springer
Vibrations are a promising source for powering wireless sensors, for example in low-
frequency environments like human motion. These environments suffer from unpredictable …