A text-book of engineering drawing and designC. Griffin, limited, 1905 |
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Seite 22
... meeting at an angle of 108 ° , and they would be two sides of the pentagon , and we could complete the pentagon by drawing other lines at 108 ° and 21 ′′ long , until the figure closed . But this is a cumber- some method and would ...
... meeting at an angle of 108 ° , and they would be two sides of the pentagon , and we could complete the pentagon by drawing other lines at 108 ° and 21 ′′ long , until the figure closed . But this is a cumber- some method and would ...
Seite 24
... meeting at an angle of 108 ° , and consider them as two sides of a regular polygon . Complete the figure . EX . 17. - Construct the following regular polygons :-( a ) pen- tagon , 2 " side ; ( b ) hexagon , 2 ′′ side ; ( c ) heptagon ...
... meeting at an angle of 108 ° , and consider them as two sides of a regular polygon . Complete the figure . EX . 17. - Construct the following regular polygons :-( a ) pen- tagon , 2 " side ; ( b ) hexagon , 2 ′′ side ; ( c ) heptagon ...
Seite 25
... meeting the semicircle in D. Measure the angles , B 2 D and A 2 D , and the chords , BD and A D , and show that B2D BD B2 = A 2 D AD = A2 EX . 25. - Construct the following polygons in circles of 4 " diameter ( a ) pentagon , ( b ) ...
... meeting the semicircle in D. Measure the angles , B 2 D and A 2 D , and the chords , BD and A D , and show that B2D BD B2 = A 2 D AD = A2 EX . 25. - Construct the following polygons in circles of 4 " diameter ( a ) pentagon , ( b ) ...
Seite 28
... meeting the first line in e . N N 712 B Fig . 20 . Then e is a point in the curve . Repeating the construction with other points will enable the ellipse to be drawn . Since the curve is symmetrical about its axes , points in it can be ...
... meeting the first line in e . N N 712 B Fig . 20 . Then e is a point in the curve . Repeating the construction with other points will enable the ellipse to be drawn . Since the curve is symmetrical about its axes , points in it can be ...
Seite 33
... the line , beyond the two circles , A and B to C and D , as shown . With A as centre , draw an arc passing through C , and with B as centre , draw an arc passing through D , meeting the first arc in E. 3 CIRCLES AND TANGENTS . 33.
... the line , beyond the two circles , A and B to C and D , as shown . With A as centre , draw an arc passing through C , and with B as centre , draw an arc passing through D , meeting the first arc in E. 3 CIRCLES AND TANGENTS . 33.
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A Text-Book of Engineering Drawing and Design - Practical Geometry, Teil 1 Sidney H. Wells Keine Leseprobe verfügbar - 2009 |
Häufige Begriffe und Wortgruppen
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
Beliebte Passagen
Seite 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,...
Seite 39 - KnOW Your Own Ship : A Simple Explanation of the Stability, Construction, Tonnage, and Freeboard of Ships. By THOS. WALTON, Naval Architect.
Seite 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.
Seite 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.
Seite 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.
Seite 32 - BY THE SAME AUTHOR. KITCHEN BOILER EXPLOSIONS: Why they Occur, and How to Prevent their Occurrence. A Practical Handbook based on Actual Experiment. With Diagram and Coloured Plate. Price 33.
Seite 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.
Seite 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.
Seite 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.
Seite 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.