Results 61 to 70 of about 27,432 (269)

Bio‐Inspired Bidirectional Winding Origami With Programmable Modular Reconfigurability and Scalability

open access: yesAdvanced Science, EarlyView.
A bio‐inspired bidirectional‐winding origami platform enables scalable and programmable deployable structures. Double axial folding inspired by earwig hindwings and Flasher‐based hybridization create modular multilayer architectures with diverse attainable winding angles under fixed boundary conditions.
Wenyao Zhang   +5 more
wiley   +1 more source

From Folding Mechanics to Robotic Function: A Unified Modeling Framework for Compliant Origami

open access: yesAdvanced Science, EarlyView.
A geometry‐consistent DDG framework captures compliant origami deformation from rigid‐like folding to soft panel bending. By tuning crease and panel stiffness, bistable snap‐through responses transform into smooth monostable deformation, enabling programmable stability and robot‐scale locomotion.
Bohan Zhang   +7 more
wiley   +1 more source

RESISTANCE OF PAPERBOARD PACKAGING COMPRESSION WITH ADDITION CREASING

open access: yes, 2017
Experimental test have been carried with different grammage with additional creasing cardboard packaging during compression. In the experimental test is used three different grammage rectangular paperboard box, specimens.
Kabelkaitė-Lukoševičė, A.   +1 more
core   +1 more source

A Rigid–Foldable Kirigami‐Inspired Metamorphic Mechanism With Programmable Motion Modes and Self‐Locking

open access: yesAdvanced Science, EarlyView.
Geometric constraint reconfiguration enables a rigid–foldable kirigami‐inspired mechanism to switch between twisting, directional translation, and self‐locking states. By encoding multifunctionality directly into its architecture, the mechanism achieves multimodal motion and passive locking without reassembly, providing a compact platform for adaptive ...
Jianlin Wang, Zhongmin Song, Ketao Zhang
wiley   +1 more source

Penelitian pengaruh naphthenic oil dan carbon black terhadap sifat kekerasan lis kaca mobil

open access: yesMajalah Kulit, Karet, dan Plastik, 1999
This research have a purpose to know influence naphthenic oil and car bon black about properties hardness weather strip for auto mobile. Compound wea ther strip for auto mobile make for Natural Rubber (RSS) and sintetic rubber (SBR 1502) with in creasing
Any Setyaningsih, Siti Rohani
doaj   +1 more source

Stochastic Entanglement of Deterministic Origami Tentacles For Robust Robotic Grasping

open access: yesAdvanced Science, EarlyView.
This study introduces an origami tentacle gripper to robustly grasp objects‐in air, underwater, and even in orbital space‐by exploiting a synergy between local, deterministic deformation programming and global, stochastic entanglements. A single origami tentacle can be designed to coil with a simple tendon pull.
Alec Boron   +4 more
wiley   +1 more source

EVALUATION CREASING OF FABRICS BY METHOD RECOVERY ANGLE [PDF]

open access: yes, 2011
katedra: KOD; přílohy: 8 vzorků měřených materiálů, 8 tabulek s průměrnými úhly zotavení v třístých sekundách.; rozsah: 54 s. (14 089 znaků).This bachelor work is focused on the evaluation on creasing of fabrics using innovative method, scanning the ...
Vyhnálek, Michal
core   +1 more source

Creasing Instability of Hydrogels and Elastomers

open access: yes, 2014
CREASING INSTABILITY OF HYDROGELS AND ELASTOMERS MAY 2014 DAYONG CHEN, B.S., TIANJIN UNIVERISTY M.S., TIANJIN UNIVERSITY M.S., UNIVERSITY OF MASSACHUSETTS AMHERST Ph.D., UNIVERSITY OF MASSACHUSETTS AMHERST Directed by: Professor Ryan C.
Chen, Dayong
core   +1 more source

Dimple‐Encoded Reprogrammable Origami

open access: yesAdvanced Science, EarlyView.
Local snap‐through of bistable dimples turns flat elastic sheets into reprogrammable origami structures. Interaction‐guided dimple arrays act as angle‐programmable hinge bands, enabling one sheet to morph into distinct polygonal and three‐dimensional configurations while retaining stable shapes for deployable and protective functions.
Qun Zhang   +6 more
wiley   +1 more source

OPERATION ACCURACY OF ADAPTIVE FRICTION CLUTCH WITH SEPARATE FORCE CLOSURE

open access: yesAdvanced Engineering Research, 2014
The possibilit y to increase feedback gain and operation accuracy of the adaptive friction clutch is r e vealed at the expense of the friction couple separate force closure of the basic and supplementary friction groups .
Mikhail Pavlovich Shishkarev   +1 more
doaj   +1 more source

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