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Willis, Principles of Mechanism, 1841.

Table of Contents

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Front Matter

  • Download PDF: Front Matter (6.5 MB) Front Cover
    • Title Page
    • Preface
    • Synoptical Table of the Elementary Combinations of Pure Mechanisms
    • Table of Contents
    • List of Technical and New Terms
    • Notes
    • Introduction

Part I: On Trains of Mechanisms in general

  • Download PDF: Chapter I (1.2 MB) I. Elementary Combinations, Class A: Directional Relation Constant, Velocity Ratio Constant
  • Download PDF: Chapter II (2.2 MB) II. Class A, Division A: Communication of Motion by Rolling Contact
  • Download PDF: Chapter III (8.1 MB) III. Class A, Division B: Communication of Motion by Sliding Contact
  • Download PDF: Chapter IV (1.4 MB) IV. Class A, Division C: Communication of Motion by Wrapping Connectors
  • Download PDF: Chapter V (822 KB) V. Class A, Division D: Communication of Motion by Link-Work
  • Download PDF: Chapter VI (457 KB) VI. Class A, Division E: Communication of Motion by Reduplication
  • Download PDF: Chapter VII (2.6 MB) VII. Class A, Trains of Elementary Combinations
  • Download PDF: Chapter VIII (3.6 MB) VIII. Elementary Combinations,
    • Class B: Directional Relation Constant, Velocity Ratio Varying
    • Class B, Division A: Communication of Motion by Rolling Contact
    • Class B, Division B: Communication of Motion by Sliding Contact
    • Class B, Division C: Communication of Motion by Wrapping Connectors
    • Class B, Division D: Communication of Motion by Link-Work
    • Class B, Division E: Communication of Motion by Reduplication
  • Download PDF: Chapter IX (4 MB) IX. Elementary Combinations,
    • Class C: Directional Relation Changing
    • Class C, Division A: Communication of Motion by Rolling Contact
    • Class C, Division D: Communication of Motion by Link-Work
    • Class C, Division B: Communication of Motion by Sliding Contact
    • Class C, Division C: Communication of Motion by Wrapping Connectors
  • Download PDF: Chapter X (1.1 MB) X. On Mechanical Notation

Part II: On Aggregate combinations

  • Download PDF: Part II, Chapter I (562 KB) I. General Principles
  • Download PDF: Part II, Chapter II (3.2 MB) II. Combinations for producing Aggregate Velocity
  • Download PDF: Part II, Chapter III (1.7 MB) III. Combinations for producing Aggregate Paths

Part III: On Adjustments

  • Download PDF: Part III, Chapter I (175 KB) I. General Principles
  • Download PDF: Part III, Chapter II (1.4 MB) II. To alter the Velocity-Ratio by Determinate Changes
  • Download PDF: Part III, Chapter III (575 KB) III. To alter the Velocity-Ratio by Gradual Changes

Back Matter

  • Download PDF: Back Cover (2 MB) Back Cover

Willis, Principles of Mechanism, 1841