Results 91 to 100 of about 11,763 (288)

Capacity formulas in MWPC: some critical reflexions [PDF]

open access: yes, 2006
An approximate analytical expression for "capacitance" of MWPC configurations circulates in the literature since decades and is copied over and over again.
F. Sauli   +3 more
core   +2 more sources

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

High mechanical advantage design of six-bar Stephenson mechanism for servo mechanical presses

open access: yesAdvances in Mechanical Engineering, 2016
This article proposed a two-phase design scheme of Stephenson six-bar working mechanisms for servo mechanical presses with high mechanical advantage. In the qualitative design phase, first, a Stephenson six-bar mechanism with a slide was derived from ...
Jianguo Hu, Yousong Sun, Yongqi Cheng
doaj   +1 more source

Application of traction drives as servo mechanisms [PDF]

open access: yes
The suitability of traction drives for a wide class of aerospace control mechanisms is examined. Potential applications include antenna or solar array drive positioners, robotic joints, control moment gyro (CMG) actuators and propeller pitch change ...
Loewenthal, S. H.   +2 more
core   +1 more source

Brushless dc motor has high efficiency, long life [PDF]

open access: yes, 1966
Brushless dc motor operates as a commutator in a vacuum environment with high efficiency and long life.
Studer, P. A.
core   +1 more source

Electromechanical Lead Networks for A.C. Servo Mechanisms [PDF]

open access: yesReview of Scientific Instruments, 1949
The characteristics of conventional a.c. lead networks for a.c. servo mechanisms are compared to the characteristics of d.c. lead networks. Electromechanical lead networks for a.c. servo mechanisms having superior characteristics to those of the conventional a.c. lead networks are described and analyzed.
openaire   +2 more sources

Enabling Real‐Time Shape‐Sensing in Soft Robots via a Miniaturized, Single‐Signal, Color‐Tuned Soft Optical Sensor

open access: yesAdvanced Robotics Research, EarlyView.
A miniaturized soft optical sensor that uses thin film color tuning enables real‐time 3D shape‐sensing from a single red–green–blue (RGB) signal. When integrated into a soft robot, it enables closed‐loop control and autonomous navigation in a phantom lung environment without the need for onboard electronics, achieving sub‐millimeter accuracy through ...
Frank Juliá Wise   +6 more
wiley   +1 more source

Structural modeling for control design (articulated multibody component representation) [PDF]

open access: yes
High gain, high frequency flexible responses in gimbaled multibody systems are discussed. Their origin and physical significance are described in terms of detailed mass and stiffness modeling at actuator/sensor interfaces.
Haugse, E. D.   +2 more
core   +1 more source

Gait Analysis of Pak Biawak: A Necrobot Lizard Built using the Skeleton of an Asian Water Monitor (Varanus Salvator)

open access: yesAdvanced Robotics Research, EarlyView.
Pak Biawak, a necrobot, embodies an unusual fusion of biology and robotics. Designed to repurpose natural structures after death, it challenges conventional boundaries between nature and engineering. Its movements are precise yet unsettling, raising questions about sustainability, ethics, and the untapped potential of biointegrated machines.
Leo Foulds   +2 more
wiley   +1 more source

Cam-Operated Pitch-Change Apparatus [PDF]

open access: yes, 1978
A pitch-change apparatus for a ducted thrust fan having a plurality of variable pitch blades employs a camming ring mounted coaxially at the hub at an axially fixed station along the hub axis for rotation about the hub axis both with the blades and ...
Barnes, P. E.
core   +1 more source

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