كتاب First Principles of Mechanical and Engineering Drawing

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First Principles of Mechanical and Engineering Drawing
H Holtbuttcrfill

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Contents
Introduction.
- the Valce of a Knowledge Ok Drawing to the Student
Chapter T
Ttie Tools and Materials Required by the Student
Drawing Pencils -board - tee-sgnare - adjustable Bladod Square - set-squares -
Merits - drawing •pius - Paper - rnbbor - Ink - Drawing Instru- L=11
Chapter Ii
Mechanical and Freehand Drawing : Their Difference Uses
Tho Moaning of Freehaud Drawing - how Objects Are Mode Visible -
The Avhat Usea of Perspective a Perspective is - drawing How a Perspective to Tho Workman Drawing - anis Orthographic Obtained -
Projection, and How Obtained - the Meaning of Plan and Elevation 12 - 16
Chapter Itt
Practical Geometry and Mechanical Drawing
Tlie Meaning Solid Geometry of the Term “ Geometry*' - the Difference Between Plane and
Plane Geometrical - definition Figures of Geometrical Terms Used in the Work - 17 - 22
Chapter Ly
Plane Geometry Problems
To Divide a Straight Lir.e Into Two Equal Parts
- to Erect a Perpendicular
To a Given Straight Line - to Let Fall N Perpendicular to a Straight
Line
- - to Bisect a Given Angle - to Draw a Line Parallel to a Given Line
- to Draw an Angle Oqual to a Given Angle - 'to Draw a Line Malting 23
On Apgle With a Given Line - 27
Mat.vlll Contents
R* I:r
Chapter V
Plane Geometrical Figures
To Construct an Equilateral Triangle, an Isosceles Triangle, a Scalene Triangle
- to Construct a Square, a Rectangle, a Rhombus, a Rhomboid, a Trapezium, a Regular Pentagon, a Hexagon, a Regular Octagon 28-34
>•
Orthographic Projection
The Planes of Projection - the Difference Between a Vertical and a Perpendicolar Plane - the Relative Position of the Planes of Projection -
The Line Iaclincd Projections to of Thea Planes Point of Andprojection a Straight Line - the Projections of a 35 - 41
Chapter Vii
Projection Op Plane Figures
The Projection of the Triangle - the Square - the Pentagon and the
Hexagon, Etc. 42 - 40
Chapter V I I I
The Projection Ok Solids
Definitions of the Plane Solids
Models of the Solids Necessary - the Tocube the ,student the Prismfor , the a Thorough Pyramid, Know Etc. - -
Ledge of Their Projection - elevations of Objects Given to Find Their
Plans - meaning of Section, Side Elevation, Sectional Plans and Elevations 47- Bp
Chapter Tv
Projection in Tiie Lpper Plane
The Front Elevation Given , to Find the Side Elevation - the Sectional Elevations of the Solid and Hollow Cube, Prism and Pyramid 59 - 70
Projection From Thf, Lower to the Upper Plane
The Plans of Objects Given, to Find Their Elevations Ami Sectional Elevations 71
- 76
Chapter Xi
Linino
-in Drawings in Ink
The Kind of Lines to L>c Used
- the Direction in Which the Light is Supposed
To Fall on the Object Represented - to Find the Angle That the Rays of
Light Make With the Planes of Projection - why Different Qualities of
Lines Are Used in Mechanical Drawing - the Importance of Correctness
In Made Their Application - How Ink for Lining-in a Drawing Should Be
- and How to Fill the Drawing-pen 77 - 84
Berrechtlich Sc Hutztes Materialcontents 1 Xfauk
Chapter Xii
The Projection of Curved Lines
The Definition of a Curved Line
- tho Front Elevation of a Cm Ved Line Being
Given, to Find Its Aide Elevation and Plan - how to Find the Projection*
Of a Line of Double Curvature
- the Projections of Combined Curved Ami
Right Lines - the Plan of a Circular Plate Being Given, to Find It3 C!ova»
Lion
- to Draw an Ellipse ... » « » 85 - 97
Chapter Xiii
The Projection of Solids With Curved Surfaces
The Definitions of the Cylinder, the Cone, and the 3phere - the Plan of a
Cylinder Given, to Find Its Elevation in Various Positions - the Plan
Of a Cone Given, to Find Its Elevation in Different Position* 03 - 102
Chapter Xtv
Trie Projection of Tnf. Sections of a Cyr.tn'np.n
The Elevation of a Cylinder Given, to Find Its Sectional Elevation and
Plan ... •m ... 103 - 105
Chapter Xv
The Projection or the Como Sections
The Definitions of the.sections of a Cone
Being Given, to Find Its Sectional Projection - the Plan and Elevation of a Cone
- to Find the True Form of
Any Projections Section of a Cylinder or Cone - the Sections of a Sphero and Their
Lining- in in - ink Definitions of Solidsofwith the Subsidiary Curved Surfaces Solids - of How Revolution the Light - falls the
Upon Them ... * » < ... 106 - 119
Chapter Xvi
Tun Projection of Objects I^mxnn to Thk Plant.* Op
Projection
To Find Projection the Projection of Plane Offigures a Pointwhen , and Line Inclined Lyingtoon Theanplanes Inclined of Projection Plane - the
- »
Tho Projection of a Solid When Inclined to the Planes of Its Projection
- the Projections of the Solid and Hollow Cube, the Pyramid, and
Cone, When Inclined to the Planes of Their Projection - thu Projections of a Six-sided Nut, When Inclined to the Plane; of Projection ... 120 - 111
Chapter Vvtt
The Penetration and Intersection of Soups
Tho Penetration Penetration of of Prisms Prisms Having by Priams Their Atarea Right Inclined Anglestotoeach Eachother Other - the ... 142 - 152
Berrechtlich Geschutzles Materialx Contents
I'afse
Chapter Xvhi
The Intersections of Plank Soups (Continued )
The Penetration of a Prism by a Pyramid - the Penetration of Pyramids
... 15a
By Pyramids - 163
Chapter Xty
The Intersections of Solids Having Curved Surfaces
The Intersections of Equal-sized Cylinders at Right Angles to Each Other -
The Intersection of Unequal-sized Cylinders - the Intersection of Inclined Cylinders - the Intersection of the Cylinder Ami Cone - the
Intersection of Cone9 by Cylinders Ami Cooes - the Intersection of the
Sphere by Prisms and Pyramids- - the ' Intersection of the Sphere Bv
Tile Cone and Cylinder ... 164 - 186
Chapter Xx
The Development of the Surfaces of Solids
What a Development Means - what is a Developable Snrface - the Development of Plane-surfaced Solids - the Development of the Surfaco of a
Pyramidal-3hai>ed Solid, Having a Curved Surface - the Development
Of the Oblique Pyramid - the Development of the Snrface of a Right
Cylinder, and the Frustum of a Right Cylinder - the Development of
The Surface of an Oblique Cylinder, and of a Right and Oblique Cone -
The Development of the .surface of the Sphere and Hemisphere ... 187 - 211
Urheberrechtlich Geschutztes Material

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