J. S. ZERBE, M.E.

Author of
Aeroplanes—Automobiles

ILLUSTRATED
NEW YORK
CUPPLES & LEON COMPANY

Copyright, 1915, by
CUPPLES & LEON COMPANY

CONTENTS

PAGE
[Introductory]1
The Subject. The Inquisitive Trait. The Reasons for Doing Things. The Mystery of Mechanism. Curiosity which prompts Investigation. The Sum of Knowledge.
[Chapter I. Motors and Motive Power]5-21
The Water Fall. Water moves in One Direction only. What is Energy. Stored or Potential Energy. Kinetic Energy. Friction. Resistance. Inertia. The Law of Bodies. Internal and External Resistance. Momentum. Energy Indestructible. Wind Power. Rectilinear Motion. Oscillating Motion. Movements in Nature. How Man Utilizes the Various Movements. Kinds of Potential Energy. The Power in Heat. Energy in Steam. Energy from the Sun. Power from Water. The Turbine. Calculating Power of a Turbine. Horse Power. Foot Pounds. Power and Time. Gravitation. Utilizing the pull of Gravity. Taking Advantages of Forces. Pitting Forces Against each Other. Centripetal and Centrifugal Forces. Power not Created. Developing the Power of Motors. Experimenting.
[Chapter II. The Steam Generator]22-31
Water as an absorbent of Heat. Classification of Boilers. Mode of applying Heat. The Cylindrical Boiler. The Cornish Boiler. The Water Tube Boiler. Various Boiler Types. Compound Steam Boiler. Locomotive Steam Boiler. Vertical Steam Boiler.
[Chapter III. Steam Engines]32-59
The Original Turbine Engine. The Reciprocating Engine. Atmospheric Engine. The Piston. Importance of the Valve. Expanding the Steam. Balanced Valve. Rotary Valve. Engine Accessories. Efficiency of Engines. How Steam acts in a Cylinder. Indicating the Engine. Mean Efficiency. Calculating Horse Power. Condensation. Atmospheric Pressure. The Condenser. Pre-heating. Superheaters. Compounding. Triple and Quadruple Expansion Engines. The Steam Turbine. Pressure and Velocity. Form of Blades. Compounding the Jet.
[Chapter IV. Fuels and Combustion]60-67
Solid Fuels. Liquid Fuels. Combustion. Oxidation. The Hydro-Carbon Gases. Oxygen and the Atmosphere. Internal Combustion. Vaporizing Fuel. Explosion by Heat Compression. How Compression Heats. Elasticity of Gases. Advantages of Compression. The Necessity of Compression.
[Chapter V. The Internal Combustion Engine]68-82
Fixed Gases. Gas Engines. Energy of Carbon and Hydrogen. The Two-Cycle Type. Advantages of the Two-Cycle Engine. The Four-Cycle Engine. The Four Cycles. Ignition Point. Advantages of the Four-Cycle Type. The Loss in Power. Engine Construction. Valve Grinding. The Crank Shaft. The Cams.
[Chapter VI. Carbureters]83-101
Functions of a Carbureter. Rich Mixtures. Lean Mixtures. Types of Carbureters. The Sprayer. The Surface Type. Governing a Carbureter. Primary Air. Needle Valve. Secondary Air. Requirements in a Carbureter. Size of a Carbureter. Rule for Size of Carbureters. The Throttle. Flooding. Adjustability. Surface Carbureters. Float Chamber.
[Chapter VII. Ignition, Low Tension System]102-120
Electricity. Magnetism. The Armature. Characteristics of Electricity. Make and Break System. Voltage. High and Low Voltage. Low Tension method. Disadvantages of Make and Break. Amperes. Resistance. Direct Current. Alternating Current. Induction. Generating Electricity. Primary Battery. Making a Dry Cell. Energy in a cell. Wiring Methods. Series Connection. Multiple Connection. Series Multiple. Watts. Testing a Cell. Testing with Instruments. Simple Battery Make and Brake System. To Advance the Spark. The Magneto in the Circuit. Magneto Spark Plug.
[Chapter VIII. Ignition, High Tension]121-140
Magnetos. Alternating Current. Cutting Lines of Force. Plurality of Loops. The Electro Magnet. The Dynamo Form. The Magneto Form. Advantages of the Magneto. Induction Coil. Changing the Current. Construction of a Coil. Primary Coil. Secondary Coil. Contact Maker. High Tension with Battery and Coil. Metallic Core for Induction Coil. The Condenser. Operations of a Vibrator Coil. The Distributor. Circuiting with Distributor.
[Chapter IX. Mechanical Devices Utilized in Power]141-157
The Unit of Time. Horse Power. Proney Brake. Reversing Mechanism. Double Eccentric Reversing Gear. Balanced Slide Valve. Balanced Throttle Valve. Engine Governors. Injectors. Feed Water Heaters.
[Chapter X. Valves and Valve Fittings]158-171
Check Valve. Gate Valve. Globe Valve. The Corliss Valve. Corliss Valve-operating Mechanism. Angle Valve. Rotary Valves. Rotable Engine Valves. Throttle Valves. Blow-off Valves. Pop-Safety Valves.
[Chapter XI. Cams and Eccentrics]172-178
Simple Cams. Wiper Wheels. Cylindrical Cam Motion. Eccentrics. Triangularly-formed Eccentrics.
[Chapter XII. Gears and Gearing]179-190
Racks and Pinions. Mangle Rack. Controlling the Pinion. Dead Center. Crank Motion Substitute. Mangle Wheels. Quick Return Motion. Accelerated Motion. Quick-return Gearing. Scroll Gearing.
[Chapter XIII. Special Types of Engines]191-201
Temperatures. Artificial Heat. Zero. Liquids and Gases. Refrigeration. Rotary Engines. Caloric Engines. Adhesion Engines.
[Chapter XIV. Enginery in the Development of the Human Race]202-207
Power in Transportation. Power vs. Education and the Arts. Lack of Power in the Ancient World. The Early Days of the Republic. Lack of Cohesiveness in Countries Without Power. The Railroad as a Factor in Civilization. The Wonderful Effects of Power. England as a User of Power. The Automobile. High Character of Motor Study. The Unlimited Field of Power.
[Chapter XV. The Energy of the Sun, and How Heat is Measured]208-216
Fuel Economy. Direct Conversion. The Measurement of Heat. Caloric. Material Theory. Heat Transmitted in Three Ways. Conduction. Convection. Radiation.
[Glossary]217

LIST OF ILLUSTRATIONS

FIG.PAGE
[1. Undershot Wheel]13
[2. Overshot Wheel]14
[3. Primitive Boiler]24
[4. Return Tubular Boiler]25
[5. Cornish, or Scotch Boiler]25
[6. Water Tube Boiler. End view]27
[7. Water Tube Boiler. Side view]29
[8. The Original Engine]33
[9. Horizontal Section of Tube]33
[10. Steam-Atmospheric Engine]35
[11. Simple Valve Motion. First position]38
[12. Simple Valve Motion. Second position]38
[13. Effective pressure in a Cylinder]42
[14. Indicating pressure line]44
[15. Indicating the Engine]45
[16. Compound Engine]53
[16a. Relative Piston Pressures]54
[17. Changing Pressure into Velocity]55
[18. Reaction against Air]56
[19. Reaction against Surface]56
[20. Turbine. Straight Blades]57
[21. Curved Blades]58
[22. Compound Turbine]58
[23. Two-Cycle Engine. First position]71
[24. Two-Cycle Engine. Second position]73
[25. Two-Cycle Engine. Third position]73
[26. Four-Cycle Engine. First position]75
[27. Four-Cycle Engine. Second position]75
[28. Four-Cycle Engine. Third position]76
[29. Four-Cycle Engine. Fourth position]76
[30. Valve Grinding]81
[31. Carbureter]87
[32. Carbureter]95
[33.v Surface Carbureter]98
[34. Dry Cell]108
[35. Series Connection]109
[36. Multiple, or Parallel Connection]110
[37. Series-Multiple Connection]111
[38. Circuit Testing]113
[39. Make and Break, with Battery]114
[40. Make and Break, with Magneto]117
[41. Magneto Spark Plug]119
[42. Illustrating Alternating Current]122
[43. Alternating Current. Second position]122
[44. Alternating Current. Third position]123
[45. Alternating Current. Fourth position]124
[46. Making the Circuit]125
[47. The Dynamo]126
[48. The Magneto]126
[49. Current by Induction]128
[50. Induction Coil]129
[51. Typical Induction Coil]130
[52. Contact Maker]131
[53. Typical Circuiting, Jump spark Ignition]132
[54. Metallic Core, Induction Coil]133
[55. Condenser]134
[56. Vibrator Coil and Connections]135
[57. The Distributer]137
[58. Circuiting with Distributer]138
[59. Illustrating the Unit of Time]142
[60. The Proney Brake]143
[61. Double Eccentric Reversing Gear]146
[62. Reversing Gear, Neutral]146
[63. Reversing Gear, Reversed]147
[64. Single Eccentric Reversing Gear]147
[65. Balanced Slide Valve]148
[66. Valve Chest. Double Port Exhaust]149
[67. Balanced Throttle-Valve]150
[68. Watt's Governor]151
[69. The Original Injector]152
[70. Injector with movable Combining Tube]154
[71. Feed Water Heater]156
[72. Check Valve]158
[73. Gate Valve]159
[74. Globe Valve]160
[75. Corliss Valve]162
[76. Corliss Valve-operating Mechanism]163
[77. Angle Valve]164
[78. Rotary-Valve]165
[79. Two-way Rotary]165
[80. Rotary Type]166
[81. Two-Way Rotary Type]166
[82. Butterfly Throttle]167
[83. Angle Throttle]167
[84. Slide Throttle]168
[85. Two-slide Throttle]168
[86. Blow-off Valve]169
[87. Safety Pop Valve]170
[88. Heart Shaped]173
[89. Elliptic]173
[90. Double Elliptic]173
[91. Single Wiper]174
[92. Double Wiper]174
[93. Tilting Cam]174
[94. Cam Sector]175
[95. Grooved Cam]175
[96. Reciprocating Motion]175
[97. Pivoted Follower for Cam]176
[98. Eccentric]177
[99. Eccentric Cam]177
[100. Triangularly-formed Eccentric]178
[101. Rack and Pinion]180
[102. Rack Motion]180
[103. Plain Mangle Rack]181
[104.Mangle Rack Motion]181
[105. Alternate Circular Motion]181
[106. Controlling Pinion for Mangle Rack]182
[107. Illustrating Crank-pin Movement]183
[108. The Dead Center]184
[109. Crank Motion Substitute]184
[110. Mangle Wheel]185
[111. Quick Return Motion]186
[112. Accelerated Circular Motion]187
[113. Quick Return Gearing]188
[114. Scroll Gearing]189
[115. Simple Rotary Engine]196
[116. Double-feed Rotary Engine]198
[117. Adhesion Motor]200

INTRODUCTORY

The motor is the great dominating factor in the world of industry. Every wheel and spindle; every shaft and loom, and every piece of mechanism which has motion, derives it from some sort of motor.