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Full text of "Modern Mechanical Engineering Vol-I"

CONTENTS

VOLUME I

DRAWING-OFFICE  ORGANIZATION
BY GEO. W. THOMSON
CHAP.                                                                                                                                         Page
INTRODUCTION.........       3
I.   THE ESTIMATING AND COSTING OFFICES        -       -       -       -       4
II.   THE DESIGN OFFICE   -                ......     13
III.    THE DETAIL OFFICE   -       -......     17
IV.    TRACING OFFICE........     35
V.   THE PHOTOGRAPHIC ROOM -......     37
PATTERN-MAKING
BY JOSEPH HORNER, A.M.I.Mech.E.
INTRODUCTORY—THE CRAFTSMAN......     51
I.   THE ELEMENTS.......--52
1.  Methods of Moulding......     52
2.  Pattern Construction......     58
3.  Core Prints and Core Boxes                                       61
II.   EXAMPLES OF WORK........     66
1.  Cylindrical Work......     67
2.  Sheaves, Pulleys, and Flywheels                                 77
3.  Gear-wheel Patterns   ------     80
4.  Machine-made Wheels.....     87
5.  Beds and Allied Forms        -----     89
6.  Screws      -        -        -        -        --       •       -92
7.  Plated Patterns.......     96
8.  Sectional and Skeleton-like Patterns                            98
vii