MechanismLongmans, Green, and Company, 1905 - 408 страници |
Между кориците на книгата
Резултати 1 - 5 от 74.
Страница 116
... line , provided N a FIG . 117 . the range of motion is not too great . Usually speaking , the extreme positions of the tracing point A ( Fig . 117 ) would be at equal distances on either side of the line of stroke of B , and the point D ...
... line , provided N a FIG . 117 . the range of motion is not too great . Usually speaking , the extreme positions of the tracing point A ( Fig . 117 ) would be at equal distances on either side of the line of stroke of B , and the point D ...
Страница 122
... line BD . In Fig . 122 it has been assumed that the centres of oscillation of the levers lie on opposite sides of ... stroke of the tracing point , the error of deviation will clearly be greater the greater the obliquity of the coupler to the ...
... line BD . In Fig . 122 it has been assumed that the centres of oscillation of the levers lie on opposite sides of ... stroke of the tracing point , the error of deviation will clearly be greater the greater the obliquity of the coupler to the ...
Страница 123
... line in the two extreme and mean positions . To satisfy these conditions , the levers must be parallel to each other ... stroke - produced if necessary - cuts Pad , since dia is equal to do , it follows that dim is equal to ml ; so that the ...
... line in the two extreme and mean positions . To satisfy these conditions , the levers must be parallel to each other ... stroke - produced if necessary - cuts Pad , since dia is equal to do , it follows that dim is equal to ml ; so that the ...
Страница 124
... stroke , the line of stroke , the mean position of the tracing point , the position of one of the fixed centres , and the distance between the centre lines of the levers when in the mean position are given . Required to find the lengths ...
... stroke , the line of stroke , the mean position of the tracing point , the position of one of the fixed centres , and the distance between the centre lines of the levers when in the mean position are given . Required to find the lengths ...
Страница 125
... stroke , join b1s , and draw sP1 perpendicular to it . Then P1 is the position of the centre of oscillation of the ... line xy ; in intermediate positions there will be a slight deviation from the straight line , but it will usually be ...
... stroke , join b1s , and draw sP1 perpendicular to it . Then P1 is the position of the centre of oscillation of the ... line xy ; in intermediate positions there will be a slight deviation from the straight line , but it will usually be ...
Други издания - Преглед на всички
Често срещани думи и фрази
actuating addendum circle angle angular velocity angular-velocity ratio arc of approach attached axis B.Sc belt bevel wheel block centripetal acceleration circular arc common normal connecting rod connecting-rod coupler crank arm crank pin crank radius crank shaft crosshead Crown 8vo curve cutter cutting cycloidal cylinder described diameter direction displacement distance draw driving ELEMENTARY ellipse engine equal equivalent crank fixed centre gear horizontal Illustrations intersect involute keyed kinematic lathe leading screw length lever line of centres line of stroke machine mandrel mean position meshes move number of teeth obliquity obtained oscillating P₁ P₁A P₂ parallel motion perpendicular pinion piston pitch circle pitch point plane pulley rack radii reciprocating piece relative represent the velocity revolution revolutions per minute roller rolling circle shape shown in Fig sliding slot spindle spur wheel straight line tool tooth trace transmitted turning pairs valve velocity diagram velocity ratio vertical whilst worm wheel
Популярни откъси
Страница 41 - NOTES of a COURSE of SEVEN LECTURES On ELECTRICAL PHENOMENA and THEORIES, delivered at the Royal Institution AD 1870.
Страница 41 - Vol. I.— The Constitution of Nature— Radiation— On Radiant Heat in Relation to the Colour and Chemical Constitution of Bodies — New Chemical Reactions produced by Light — On Dust and Disease — Voyage to Algeria to observe the Eclipse — Niagara — The Parallel Roads of Glen Roy — Alpine Sculpture — Recent Experiments on FogSignals—On the Study of Physics— On Crystalline and Slaty Cleavage— On Paramagnetic and Diamagnetic Forces — Physical Basis of Solar Chemistry...
Страница 26 - Our Place among Infinities: A Series of Essays contrasting our Little Abode in Space and Time with the Infinities Around us.
Страница 26 - HALF-HOURS WITH THE STARS : a Plain and Easy Guide to the Knowledge of the Constellations. Showing in 12 Maps the position oi the principal Star-Groups night after night throughout the year. With Introduction and a separate Explanation of each Map. True for every Year.
Страница 26 - NEW STAR ATLAS FOR THE LIBRARY, the School, and the Observatory, in Twelve Circular Maps (with Two Index-Plates).
Страница 41 - Notes of a Course of Nine Lectures on Light, delivered at the Royal Institution. , By John Tyndall, FRS Crown 8vo. is. sewed, or is. 6d. cloth. Notes of a Course of Seven Lectures on Electrical Phenomena and Theories, delivered at the Royal Institution.
Страница 20 - THE THEORY OF STRESSES IN GIRDERS AND SIMILAR STRUCTURES; with Practical Observations on the Strength and other Properties of Materials. By BINDON B. STONEY, LL.D., FRS, MICE With 5 Plates and 143 Illust.
Страница 41 - Medallist of 1871— Death by Lightning — Science and the Spirits, Vol. II. — Reflections on Prayer and Natural Law — Miracles and Special Providences — On Prayer as a Form of Physical Energy — Vitality— Matter and Force — Scientific...
Страница 22 - WORKSHOP APPLIANCES, including Descriptions of some of the Gauging and Measuring Instruments, Hand-cutting Tools, Lathes, Drilling, Planeing, and other Machine Tools used by Engineers. By CPB SHELLEY, MICE With an additional Chapter on Milling by R. R. LISTER. With 323 Illustrations. Fcp. 8vo., y. MINERALOGY, MINING, METALLURGY, ETC. by HILARY BAUERMAN, FGS SYSTEMATIC MINERALOGY.
Страница 36 - A TREATISE ON THE DISEASES OF THE DOG ; being a Manual of Canine Pathology. Especially adapted for the use of Veterinary Practitioners and Students. With 88 Illustrations.