Elevators (Classic Reprint)
Language: English
Published by Forgotten Books, 2018
- Softcover
- New
Seller: Forgotten Books, London, United KingdomForgotten Books
AbeBooks seller since June 2, 2021
Condition: New
£ 15.91
Quantity: Over 20 available
Add to basketItem description from seller
Print on Demand. This book delves into the fascinating history and evolution of a technology that revolutionized urban living: the elevator. The author, a seasoned engineer with decades of experience, takes the reader on a journey through the development of this vital piece of machinery, from its humble beginnings as a simple hand-powered device used to move freight, to its sophisticated forms powered by steam, hydraulics, and electricity. The book explores the key innovations and challenges faced by engineers as they strived to meet the ever-growing demands of a vertical world. The text vividly recounts the introduction of platforms, guide rails, counterbalancing weights, and safety devices, emphasizing the vital role of these innovations in transforming the elevator into a reliable and safe mode of transportation. Readers will learn about the various types of elevators, their unique features, and how they were adapted to different purposes and environments. Through this journey, the book not only unveils the technical intricacies of elevator design but also highlights the ingenuity and perseverance that fueled its evolution. The insights provided in this book offer a valuable perspective on how the evolution of this seemingly simple machine reflects the broader technological advancements of its time. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book.…
Seller Inventory # 9780259949947_0
- Title
- Elevators (Classic Reprint)
- Author
- John H. Jallings
- Publisher
- Forgotten Books
- Publication year
- 2018
- Condition
- New
- Book Type
- print-on-demand item
- Binding
- Paperback
- Language
- English
- ISBN 10
- 0259949949
- ISBN 13
- 9780259949947
- Seller catalogs
- General Engineering
Crossing stops within a foot or so of the proper place, we call them skilled drivers; when we watch the operators of our swift passenger elevators make stop after stop in rapid succession within an inch of the proper level, we realize not only the skill displayed but also the refinement of the operator's control over the car. Modern elevator service has improved so steadily with the de mands made upon it that we hardly realize the perfection which it has reached. From sidewalk lift of one story to the trying service of the Woolworth Building, every requirement either of load or of speed is met with an ease which is truly astonishing. Q The history of the development of the elevator is practically the history of the mechanical development of the age. Starting with the crude hand elevator which was confined entirely to the handling of freight, one feature after another was added either as the necessities of the service demanded it or as the mechanical improvement of our machines and mechanicians would allow it. The motive power received its share of attention - hand, steam, hydraulic, and electric motive power being perfected in succession. The two latter alone survived in rendering the difficult passenger service of the modern skyscraper, and in late years the popular favor has been almost wholly transferred to the electric type of elevator. But developments did not stop with the motive power for the complications of service demanded perfect control methods, automatic safety devices, proper car suspensions, and ease and smoothness of running. In the hydraulic type, the pilot valve, accumulator, and the high and low-pressure systems made this type of service extremely reliable. Wonderful progress has been also made in the electric type by the improvements in motor design, both direct and alternating; the perfection of the full magnet control; and the development of the traction type for high buildings. The push-button system of control, by means of.
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Forgotten Books
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Forgotten Books’ Classic Reprint Series utilizes the latest technology to regenerate facsimiles of historically important writings. Careful attention has been made to accurately preserve the original format of each page whilst digitally enhancing the quality of the aged text.
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Forgotten Books publishes hundreds of thousands of rare and classic books.
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
This text has been digitally restored from a historical edition. Some errors may persist, however we consider it worth publishing due to the work's historical value.
The digital edition of all books may be viewed before purchase if you request a sample.
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