A Treatise on the Theory of Screws PDF Download
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Author: Robert Stawell Ball
Publisher:
ISBN:
Category : Algebra
Languages : en
Pages : 584
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Book Description
Author: Robert Stawell Ball
Publisher:
ISBN:
Category : Algebra
Languages : en
Pages : 584
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Book Description
Author: Robert Stawell Ball
Publisher:
ISBN:
Category : Dynamics
Languages : en
Pages : 228
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Book Description
Author: J. K. Davidson
Publisher: Oxford University Press
ISBN: 0192516280
Category : Technology & Engineering
Languages : en
Pages : 477
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Book Description
Robots and Screw Theory describes the mathematical foundations, especially geometric, underlying the motions and force-transfers in robots. The principles developed in the book are used in the control of robots and in the design of their major moving parts. The illustrative examples and the exercises in the book are taken principally from robotic machinery used for manufacturing and construction, but the principles apply equally well to miniature robotic devices and to those used in other industries. The comprehensive coverage of the screw and its geometry lead to reciprocal screw systems for statics and instantaneous kinematics. These screw systems are brought together in a unique way to show many cross-relationships between the force-systems that support a body equivalently to a kinematic serial connection of joints and links. No prior knowledge of screw theory is assumed. The reader is introduced to the screw with a simple planar example yet most of the book applies to robots that move three-dimensionally. Consequently, the book is suitable both as a text at the graduate-course level and as a reference book for the professional. Worked examples on every major topic and over 300 exercises clarify and reinforce the principles covered in the text. A chapter-length list of references gives the reader source-material and opportunities to pursue more fully topics contained in the text.
Author: Tao Sun
Publisher: Springer Nature
ISBN: 9811519447
Category : Technology & Engineering
Languages : en
Pages : 411
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Book Description
This book presents a finite and instantaneous screw theory for the development of robotic mechanisms. It addresses the analytical description and algebraic computation of finite motion, resulting in a generalized type synthesis approach. It then discusses the direct connection between topology and performance models, leading to an integrated performance analysis and design framework. The book then explores parameter uncertainty and multiple performance requirements for reliable, optimal design methods, and describes the error accumulation principle and parameter identification algorithm, to increase robot accuracy. It proposes a unified and generic methodology, and appliesto the invention, analysis, design, and calibration of robotic mechanisms. The book is intended for researchers, graduate students and engineers in the fields of robotic mechanism and robot design and applications./div
Author: Jose M. Pardos-Gotor
Publisher: CRC Press
ISBN: 1000481565
Category : Technology & Engineering
Languages : en
Pages : 255
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Book Description
Screw theory is an effective and efficient method used in robotics applications. This book demonstrates how to implement screw theory, explaining the key fundamentals and real-world applications using a practical and visual approach. An essential tool for those involved in the development of robotics implementations, the book uses case studies to analyze mechatronics. Screw theory offers a significant opportunity to interpret mechanics at a high level, facilitating contemporary geometric techniques in solving common robotics issues. Using these solutions results in an optimized performance in comparison to algebraic and numerical options. Demonstrating techniques such as six-dimensional (6D) vector notation and the Product of Exponentials (POE), the use of screw theory notation reduces the need for complex algebra, which results in simpler code, which is easier to write, comprehend, and debug. The book provides exercises and simulations to demonstrate this with new formulas and algorithms presented to aid the reader in accelerating their learning. By walking the user through the fundamentals of screw theory, and by providing a complete set of examples for the most common robot manipulator architecture, the book delivers an excellent foundation through which to comprehend screw theory developments. The visual approach of the book means it can be used as a self-learning tool for professionals alongside students. It will be of interest to those studying robotics, mechanics, mechanical engineering, and electrical engineering.
Author: Zhen Huang
Publisher: Springer Science & Business Media
ISBN: 9400742010
Category : Technology & Engineering
Languages : en
Pages : 430
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Book Description
This book contains mechanism analysis and synthesis. In mechanism analysis, a mobility methodology is first systematically presented. This methodology, based on the author's screw theory, proposed in 1997, of which the generality and validity was only proved recently, is a very complex issue, researched by various scientists over the last 150 years. The principle of kinematic influence coefficient and its latest developments are described. This principle is suitable for kinematic analysis of various 6-DOF and lower-mobility parallel manipulators. The singularities are classified by a new point of view, and progress in position-singularity and orientation-singularity is stated. In addition, the concept of over-determinate input is proposed and a new method of force analysis based on screw theory is presented. In mechanism synthesis, the synthesis for spatial parallel mechanisms is discussed, and the synthesis method of difficult 4-DOF and 5-DOF symmetric mechanisms, which was first put forward by the author in 2002, is introduced in detail. Besides, the three-order screw system and its space distribution of the kinematic screws for infinite possible motions of lower mobility mechanisms are both analyzed.
Author: Kevin M. Lynch
Publisher: Cambridge University Press
ISBN: 1107156300
Category : Computers
Languages : en
Pages : 545
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Book Description
A modern and unified treatment of the mechanics, planning, and control of robots, suitable for a first course in robotics.
Author: F. M. Dimentberg
Publisher:
ISBN:
Category : Kinematics
Languages : en
Pages : 180
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Book Description
Author: José Pardos-Gotor
Publisher:
ISBN: 9781717931818
Category :
Languages : en
Pages : 210
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Book Description
The importance of screw theory in robotics is recognised but hardly capitalised on. Engineering students rarely get to learn about it in class, so only few postgraduates know how to exploit it. However, in a variety of areas of robotics, the methods and formalisms based on the geometry and algebra of the screws, have proven to be superior to other techniques.The idea of publishing this book came about because there were not enough specialised texts for teaching the screw theory methodologies and advantages through a set of visual and comprehensive examples.This illustrated handbook presents an abstract mathematical formulation for robot KINEMATICS based in the use of the screw theory tools, making an emphasis on modern geometric techniques. Its main objective is to demonstrate that many robotics problems addressed today only with numerical iterative solutions, are solved much better with closed-form geometric solutions based on screw theory.This book will surely spark your excitement about the technological and social prospects for robotics and enable you to develop effective and efficient robot algorithms, solutions and applications. In the end you will realise that, most of the time, a good theory is the fastest way to obtain a better performance, and the only thing you will have to do in exchange is put in some time and commitment in studying the screw theory.The contents of this handbook are used at the "Master in Robotics and Automation" of the UC3M (Universidad Carlos III de Madrid) by the Department of Systems Engineering and Automation.
Author: Henry James
Publisher: Aegitas
ISBN: 0369411692
Category : Fiction
Languages : en
Pages : 120
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Book Description
The Turn of the Screw by Henry James is a classic ghost story that continues to captivate readers over a century after its initial publication. Set in the late 19th century, the novella follows a young governess who is hired to care for two young children, Flora and Miles, at the remote and eerie Bly Manor. As the governess begins her duties, she becomes increasingly convinced that the manor is haunted by the spirits of the previous governess, Miss Jessel, and her lover, Peter Quint, who both died under mysterious circumstances. The story unfolds as the governess tries to protect the children from the malevolent ghosts, while also questioning her own sanity and the motives of the children in their interactions with the spirits. One of the most intriguing aspects of The Turn of the Screw is its unreliable narrator. The story is told through the perspective of the governess, whose mental state and perceptions of events are constantly called into question. This creates a sense of ambiguity and uncertainty, leaving readers to question whether the ghosts are real or just figments of the governess's imagination. James masterfully plays with the theme of perception and reality, leaving readers to draw their own conclusions about the events at Bly Manor. Another striking element of the novella is its use of Gothic elements. The isolated location, the decaying mansion, and the presence of ghosts all contribute to the eerie atmosphere of the story. James also incorporates psychological horror, as the governess's fears and paranoia intensify throughout the story, building tension and suspense. The Turn of the Screw is a prime example of Gothic literature, with its exploration of the dark side of human nature and the blurred lines between the living and the dead. One of the most controversial aspects of the novella is its ambiguous ending. The governess's final confrontation with the ghosts and the fate of the children are left open to interpretation, inviting readers to ponder the true meaning of the story. Some critics argue that the ghosts are a product of the governess's overactive imagination, while others believe that they are real and that the children are in danger. This open-ended conclusion has sparked countless debates and interpretations, making The Turn of the Screw a thought-provoking and enduring piece of literature. In addition to its literary merits, The Turn of the Screw also offers insight into the societal norms and expectations of the time period in which it was written. James explores themes of gender roles and class distinctions through the character of the governess, who is expected to be subservient and obedient to her male employer and to maintain the social hierarchy between herself and the children. The story also touches on the taboo subject of sexual relationships, particularly in regards to the ghosts and their influence on the children. Ultimately, The Turn of the Screw is a haunting and enigmatic work that continues to captivate readers with its complex characters, Gothic atmosphere, and thought-provoking themes. It is a testament to Henry James's mastery of storytelling and his ability to create a sense of unease and suspense that lingers long after the final page. A must-read for anyone interested in Gothic literature, psychological thrillers, or the blurred lines between reality and the supernatural.
