Engineering Drawing and Design (A Text-book Of): Including Practical Geometry, Plane and Solid, and Machine and Engine Drawing and Design ...C. Griffin & Company, 1900 |
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Seite 160
... Tensile forces . - Those which tend to separate the particles of a body from each other by direct pulling . EXAMPLES . - Forces in ropes , chains , belts , bolts in flanges and covers , connecting - rods during inward stroke , tie bars ...
... Tensile forces . - Those which tend to separate the particles of a body from each other by direct pulling . EXAMPLES . - Forces in ropes , chains , belts , bolts in flanges and covers , connecting - rods during inward stroke , tie bars ...
Seite 161
... tensile , compressive , or shearing forces depends upon the magnitude of the forces , and the area across which they act , and is completely measured when we know , for instance , that the force is equal to , say , 5,000 lbs . or 5 tons ...
... tensile , compressive , or shearing forces depends upon the magnitude of the forces , and the area across which they act , and is completely measured when we know , for instance , that the force is equal to , say , 5,000 lbs . or 5 tons ...
Seite 162
... tensile and compressive stresses and shearing stresses . ( 15 ) Working Stress . It is not so important for the designer to remember the ultimate resistance or " breaking strength " of the material he uses , as to know the working ...
... tensile and compressive stresses and shearing stresses . ( 15 ) Working Stress . It is not so important for the designer to remember the ultimate resistance or " breaking strength " of the material he uses , as to know the working ...
Seite 163
... tensile strength ; and that the tensile and compressive strengths are usually taken as equal . ( 16 ) Stress proportioned to weakest Section . — In calcu- lating the strength of separate portions of a machine or structure , care must be ...
... tensile strength ; and that the tensile and compressive strengths are usually taken as equal . ( 16 ) Stress proportioned to weakest Section . — In calcu- lating the strength of separate portions of a machine or structure , care must be ...
Seite 176
... tensile stress alone , the chief exception being the bolts for shaft couplings , which are subject to shearing . It is , therefore , easy to see in what way their correct proportions may be ascertained . A bolt ( as in Fig . 119 ) might ...
... tensile stress alone , the chief exception being the bolts for shaft couplings , which are subject to shearing . It is , therefore , easy to see in what way their correct proportions may be ascertained . A bolt ( as in Fig . 119 ) might ...
Häufige Begriffe und Wortgruppen
air pump allow angle arrangement bearing boiler boss brasses BRYAN DONKIN cast iron cast-iron centre line CHARLES GRIFFIN clearance cock compressive condenser connected connecting-rod construction cotter crank pin crank shaft crosshead pin Crown 8vo cylinder diameter distance eccentric eccentric-rod EDITION elevation engine of Ex equal EXAMPLES EXETER STREET exhaust steam fitted fixed flanges flywheel fork gland gunmetal holes horizontal engine Illustrations inside J. J. THOMSON journal length liner lubrication machines Marine Master Mariner metal Numerous ordinary pedestal pipe piston-rod plug plunger port face practical PROF proportions revolutions per minute rings rivets screwed set screws shearing shearing stress sheave shown in Fig side sizes slide valve spindle square inch steam chest steam passages steam port steam pressure steel strap strength stress stroke student studs stuffing box taper tensile tensile stress Text-Book thickness thread usual valve-rod velocity vertical engine width
Beliebte Passagen
Seite 27 - English and Foreign Boilers with their Heat Efficiencies shown in Fifty Tables — Fire Grates of Various Types — Mechanical Stokers — Combustion of Fuel in Boilers — Transmission of Heat through Boiler Plates, and their Temperature — Feed Water Heaters, Superheaters, Feed Pumps, &c. — Smoke and its Prevention — Instruments used in Testing Boilers — Marine and Locomotive Boilers — Fuel Testing Stations — Discussion of the Trials and Conclusions — On the Choice of a Boiler, and...
Seite 51 - GENERAL CONTENTS. — Introduction.— Water Supply: Drinking Water, Pollution of Water. — Ventilation and Warming.— Principles of Sewage Removal. — Details of Drainage ; Refuse Removal and Disposal.— Sanitary and Insanitary Work and Appliances. — Details of Plumbers
Seite 32 - TABLE, in place of the usual Fifteen minute computations required. This alone is evidence of the assistance which the Tables ensure to every user, and as every Surveyor in active practice has felt the want of such assistance FEW KNOWING OF THEIR PUBLICATION WILL REMAIN WITHOUT THEM.
Seite 40 - Shipping World. Handsome Cloth. Fully Illustrated. Price 7s. 6d. MARINE METEOROLOGY, FOR OFFICERS OF THE MERCHANT NAVY. BY WILLIAM ALLINGHAM, Joint Author of "Navigation, Theoretical and Practical.
Seite 32 - INTRODUCTION. — Tool Grinding. — Emery Wheels. — Mounting Emery Wheels. — Emery Rings and Cylinders. — Conditions to Ensure Efficient Working. — Leading Types of Machines. — Concave and Convex Grinding. — Cup and Cone Machines. — Multiple Grinding. — ' ' Guest " Universal and Cutter Grinding Machines.
Seite 18 - SKETCHES OF BRITISH BIRDS IN THEIR HAUNTS. BY CHARLES DIXON. The Spacious Air. — The Open Fields and Downs. — In the Hedgerows.— On Open ; Heath and Moor. — On the Mountains. — Amongst the Evergreens. — Copse and Woodland. — By Stream and Pool. — The Sandy Wastes and Mudflats.— Sea-laved Rocks.— Birds of the Cities.— INDEX. "Enriched with excellent illustrations. A welcome addition to all libraries.
Seite 42 - Price 6s. A MEDICAL AND SURGICAL HELP FOR SHIPMASTERS AND OFFICERS IN THE MERCHANT NAVY. BY WM. JOHNSON SMITH, FROS, Principal Medical Officer, Seamen's Hospital, Greenwich. ".* The attention of all interested in our Merchant Navy is requested to this exceedingly useful and valuable work. It is needless to say that it is the outcome of many years PRACTICAL EXPERIENCE amongst Seamen. "SOUND, JUDICIOUS, BEALLY HELPFUL."— The Lancet.
Seite 29 - EDITION, Revised. With numerous Plates reduced from Working Drawings and 280 Illustrations in the Text. 21s. A MANUAL OF LOCOMOTIVE ENGINEERING \ A Practical Text-Book for the Use of Engine Builders, Designers and Draughtsmen, Railway Engineers, and Students. BY WILLIAM FRANK PETTIGREW, M.lNST.CE With a Section on American and Continental Engines.
Seite 36 - The standard work on the application of water power." — Gassier s Magazine. Second Edition, Greatly Enlarged. With Frontispiece, several Plates* and over 250 Illustrations. 21s. net. THE PRINCIPLES AND CONSTRUCTION OF PUMPING MACHINERY (STEAM AND WATER PRESSURE). With Practical Illustrations of ENGINES and PUMPS applied to MINING, TOWN WATER SUPPLY, DRAINAGE of Lands, &c., also Economy and Efficiency Trials of Pumping Machinery. BY HENRY DAVEY, Member of the Institution of Civil Engineers, Member...
Seite 31 - Lubricants.— VIII. The Systematic Testing of Lubricants by Physical and Chemical Methods. — IX. The Mechanical Testing of Lubricants. — X. The Design and Lubrication of Bearings.— XI. The Lubrication of Machinery.— INDEX.