A Treatise on the Theory of Screws

Forfatter: Sir Robert Stawell Ball

År: 1900

Forlag: The University Press

Sted: Cambride

Sider: 544

UDK: 531.1

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____ ___ ___ _______________________ _________ __ _____ ________ CONTENTS PAGE INTRODUCTION................................................. x CHAPTER I . Twists and Wbenches. s§ 1. Definition of the word Pitch______________________ g 2. Definition of the word Screw______________________ y 3. Definition of the word Twist______________________ 17 4. A Geometrical Investigation______________________ g 5. The canonical form of a Small Displacement______________________ 9 6. Instantaneous Screws............................... 10 7. Definition of the word Wrench_______________________________ 10 8. Restrictions............................... U CHAPTER II . The Cylindroid. 9. Introduction.......................................................25 10. The Virtual Coefficient..............................................17 11. Symmetry of the Virtual Coefficient_________________________________ 12. Composition of Twists and Wrenches_________________________________ 13. The Cylindroid............................................................................................ . 19 14. General Property of the Cylindroid________________________________21 15. Particular Cases..................................................22 16. Cylindroid with One Screw of Infinite Pitch _______________________..... 22 17. Form of the Cylindroid in general________________________________24 18. The Pitch Conic.................................................._ 19. Summary......................................................._ 6 2