A text-book of engineering drawing and designC. Griffin, limited, 1905 - Machine design |
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Page 46
... trace out the paths of certain points in mechanisms , such as engine valve gears and straight line or parallel motions , or to determine the form of grooved or curved plates called " cams , " such that a certain desired motion may be ...
... trace out the paths of certain points in mechanisms , such as engine valve gears and straight line or parallel motions , or to determine the form of grooved or curved plates called " cams , " such that a certain desired motion may be ...
Page 49
... Trace the locus of the point . Let A B and A C repre- sent the pendulum at be- ginning and end of the swing . Then the travel of the point from A towards B is the length A B , and of the pendulum B bob the arc , BC , both uniformly and ...
... Trace the locus of the point . Let A B and A C repre- sent the pendulum at be- ginning and end of the swing . Then the travel of the point from A towards B is the length A B , and of the pendulum B bob the arc , BC , both uniformly and ...
Page 50
... trace the locus of a point in the linkwork known as Watt's Simple Parallel Motion . This linkwork consists of two links , A B and CD , pivoted at A and D , and having their other ends connected to a shorter link , BC , to a point P in ...
... trace the locus of a point in the linkwork known as Watt's Simple Parallel Motion . This linkwork consists of two links , A B and CD , pivoted at A and D , and having their other ends connected to a shorter link , BC , to a point P in ...
Page 52
... trace the path of the fly . ( Scale 1 ′′ 1 foot . ) = EX . 7 .- ( a ) A connecting - rod is 3 ' 6 " long , the crank being 6 " long . Trace the paths of points , 1 ' 3 " , from each end of the rod during one complete revolution of the ...
... trace the path of the fly . ( Scale 1 ′′ 1 foot . ) = EX . 7 .- ( a ) A connecting - rod is 3 ' 6 " long , the crank being 6 " long . Trace the paths of points , 1 ' 3 " , from each end of the rod during one complete revolution of the ...
Page 53
... trace out similar paths , the locus of P ' being the larger , for all positions of the linkage . = EX . 12. - Draw a pantograph as in Fig . 42 as follows : - AC 4 " , BC = 17 " , BE = " , BP " , angle ABE = 60 ° , and trace the locus of ...
... trace out similar paths , the locus of P ' being the larger , for all positions of the linkage . = EX . 12. - Draw a pantograph as in Fig . 42 as follows : - AC 4 " , BC = 17 " , BE = " , BP " , angle ABE = 60 ° , and trace the locus of ...
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A Text-Book of Engineering Drawing and Design - Practical Geometry, Part 1 Sidney H. Wells No preview available - 2009 |
Common terms and phrases
Archimedean Spiral base bisect Boilers BRYAN DONKIN centre CHARLES GRIFFIN circumference cone construction crank curve cycloid cylinder diagonal diameter directrix distance divide divisions draw a line draw lines Draw the plan drawn edge EDITION ellipse end elevation Engineer epicycloid Euclid EXAMPLES EXETER STREET figure front given line ground line hexagon horizontal plane horizontal trace HP and V P hyperbola hypocycloid Illustrations inches intersection involute isometric projection line A B lines parallel major axis mark measure meeting method number of equal oblong obtain parabola perpendicular pitch circle plan and elevation plane inclined planes of projection position practical prism PROBLEM PROF projectors radius represent revolution rhombus right angles scale section plane semicircle set square shown side solid geometry straight line stripes student surface tangent teeth tion triangle true shape vertex vertical plane wheels
Popular passages
Page 38 - II. Classification of Steel Ships. III. Considerations in making choice of Type of Vessel. — Framing of Ships. IV. Strains experienced by Ships. — Methods of Computing and Comparing Strengths of Ships. V. Construction of Ships. — Alternative Modes of Construction. — Types of Vessels. — Turret, Self Trimming, and Trunk Steamers, &c. — Rivets and Rivetting, Workmanship. VI. Pumping Arrangements. VII. Maintenance. — Prevention of Deterioration in the Hulls of Ships. — Cement, Paint,...
Page 39 - KnOW Your Own Ship : A Simple Explanation of the Stability, Construction, Tonnage, and Freeboard of Ships. By THOS. WALTON, Naval Architect.
Page 31 - SECOND EDITION, Cloth, 8s. 6d. Leather, for the Pocket, 8s. 6d. GRIFFIN'S ELECTRICAL PRICE-BOOK: For Electrical, Civil, Marine, and Borough Engineers, Local Authorities, Architects, Railway Contractors, &c., &c. Edited by HJ DOWSING. " The ELECTRICAL PRICE-BOOK REMOVES ALL MYSTERY about the cost of Electrical Power.
Page 22 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 39 - Gazette. A Medical and Surgical Help for Shipmasters. Including First Aid at Sea. By WM. JOHNSON SMITH, FRCS, Principal Medical Officer, Seamen's Hospital, Greenwich.
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Page 33 - 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.
Page 44 - SHIP. BY THOMAS WALTON, NAVAL ARCHITECT. Specially arranged to suit the requirements of Ships' Officers, Shipowners, Superintendents, Draughtsmen, Engineers, and Others. This work explains, in a simple manner, such important subjects as: — Displacement. — Deadweight.— Tonnage. — Freeboard. —Moments. — Buoyancy.— Strain Structure. — Stability.— Rolling — Ballasting. — Loading. — Shifting Cargoes. — Admission of Water.— Sail Area.— &c.
Page 50 - THE MEAN DENSITY OF THE EARTH : An Essay to which the Adams Prize was adjudged in 1893 in the University of Cambridge. By JH POYNTINO, Sc.D., FRS, Late Fellow of Trinity College, Cambridge; Professor of Physics, Birmingham University.
Page 46 - THE CALCULUS FOR ENGINEERS AND PHYSICISTS, Applied to Technical Problems. WITH EXTENSIVE CLASSIFIED REFERENCE LIST OF INTEGRALS. By PROF. ROBERT H. SMITH. ASSISTED BY RF MTJIRHEAD, MA, B.Sc., Formerly Clark Fellow of Glasgow University, and Lecturer on Mathematics at Mason College.