Armengaud, Jacques Eugène; Leblanc, César Nicolas   [Hrsg.]; Armengaud, Jacques Eugène   [Hrsg.]; Armengaud, Charles   [Hrsg.]
The engineer and machinist's drawing-book: a complete course of instruction for the practical engineer: comprising linear drawing - projections - eccentric curves - the various forms of gearing - reciprocating machinery - sketching and drawing from the machine - projection of shadows - tinting and colouring - and perspective. Illustrated by numerous engravings on wood and steel. Including select details, and complete machines. Forming a progressive series of lessons in drawing, and examples of approved construction — Glasgow, 1855

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TABLE OE CONTENTS.

viii

Page

The Form of Teeth in a Pinion chiving a Trundle Wheel

externally.61

System composed of an Internal Spur-Wheel driving a

Pinion.61

System composed of an Internal Wheel driven by a Pinion 61
Projections of a Spur-Wheel and Pinion in Gear . . 62

Delineation of Bevil-Gearing.63

Illustrations of Bevil-Gearing ..... .64

Projections of a Bevil-Wheel.64

Projections of a Bevil-Wheel and Pinion in Gear . . 65

Oblique Projection of a Bevil Pinion .... 66

Section- IV.—Drawing of the Steam-Engine—

Details of a Steam-Engine Beam.66

Details of a Steam-Engine Connecting-Rod and Crank . 67

Illustrations of the conversion of Reciprocating into Rota-
tory Motion.67

Details of Watt’s Parallel Motion ..... 70

Description of the Parallel Motion .... 70

Skeleton Diagram of the Parallel Motion ... 71

Oblique Projection of an Oscillating Steam Cylinder . 72

Skeleton Drawing of a Stationary Steam-Engine . . 73

Skeleton Drawing of a Goods Locomotive .... 73

Selection of Working Detail Drawings of a Goods Locomotive 73
High-Pressure Engine of Six Horse-Power . . 74

Section V.—Hand Sketching and Drawing from the Object—

To determine the Shadow cast by a Cylinder upon a Hexa-
gonal Prism, the Axes of the two Solids coinciding .

To define the Shadows cast upon the Interior of a Hollow
Cylinder in Section by itself and by a Circular Piston
fitted into it ........

To find the Outline of the Shadow cast into the Interior of
a Hollow Hemisphere ......

To find the Line of Shade in a Sphere, and the Outline of
its Shadow cast upon the Horizontal Plane
To draw the Line of Shade on the Surface of a Ring of Cir-
cular Section, in Elevation, Plan, and Circular Section
Of the Shadows cast upon the Surfaces of Grooved Pulleys
To trace the Outlines of the Shadows cast upon the Sur-
faces of Screws and Nuts, both Triangular and Square-
threaded .........

PART SEVENTH.

MANIPULATION OF SHADING AND SHADOWS.

Section I.—Methods of Tinting—

Surfaces in the Light.

Surfaces in the Shade.

Shading by Flat Tints.

Shading by Softened Tints.

Working Sketches of a Pillar Drill.75

Undershot Water-Wheel.76

Section II.—Elaboration of Shading and Shadows
Section III.—Finished Colouring ....

PART FIFTH.

PART EIGHTH.

DRAWING OF WORKSHOPS.

PERSPECTIVE.

Workshops of the Oxford, Worcester, and Wolverhamp-
ton Railway, at Worcester ..... 77

part sixth.

PROJECTION OP SHADOWS.

Introduction—Shadows and Cast Shadows ... 78

To determine the Shadow cast upon a Vertical Wall by a

Straight Line, &c..79

To find the Shadow cast by a Straight Line upon a Curved

Surface qq

To find the Shadow cast upon a Vertical Plane by a given

Circle parallel to it.80

To find the Outline of the Shadow cast upon both Planes of

Projection by a regular Hexagonal Pyramid . . 81

To determine the Limit of Shade in a Cylinder placed ver-
tically, &c. ........ 81

To find the Line of Shade in a Cone and its Shadow cast

upon two Planes of Projection.81

Section I.—Introduction.

Elementary Illustrations . . . • .

Perspective Planes ........

Point of View, Station Point, &c.

To Draw a Square in Perspective.

To Draw a Cube in Perspective.

The Principles of Perspective applied in the Solution of

Problems.

To Draw the Perspective of Pavements of Squares .

To Draw the Perspective of a Circle ....
Perspective of Solids—Tetrahedrons—Cubes—Cylinders

To Draw a Sphere in Perspective.

Practical Example of Perspective Drawing applied to Ma-
chinery . . .

Section II.—Isometric Projection.

Isometric Projections of a Cube .....
Method of Constructing Isometric Scales ....
Application of Isometrical Drawing to Simple Combinations
of the Cube and Parallelopipedon ....
Application of Isometric Projection to Curved Lines

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