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Calculating strength of stayed

surfaces, 319.

Channel bar, 317.

Clearance in turbine engines,

365-374-383.

Clinker on furnace walls, 330.

Coxe mechanical stoker, 338.

Efficiency-

Of double riveted lap joint,

305-306.

Of double riveted butt joint,

307.
Of triple riveted butt joint.

307.

[blocks in formation]

Vacuum-

Advantages of, 407-409.

Valve, 403.
Vanatı

1:14. locomotive fire box,
313.
Velocity

Force of, 380.
Of escaping steam, 360–361.
Work done by, 377-378.
Vicars mechanical stoker, 340.

Tables-

Diameters of rivets, 298.
Diameters and pitch of rivets

in double riveted joint,

300.
Kent's rules for thickness of

plate and diameter and
pitch of rivets, 301.
Lloyd's rules for thickness of

plate and diameter of riv-

ets, 300.
Proportions of single riveted

lap joints, 302.
Proportions of double riveted

lap and butt joints, 303.
Proportions of triple riveted

butt joints, 304.
Through stays, 314-316-317.
Thurston's table of joint ef-

ficiencies, 301.
Triple riveted butt joint, 303–

304-307.
Turbines (steam)-

Branca's turbine, 359.
Disposal of exhaust steam,

406.
Efficiency of, 380.
Hero's turbine, 359.
Main requisites for quiet run-

ning, 387.
Types of, 359.
Unstayed surfaces-
Rule for finding strength of,

324.

Water column for boiler, 330.
Welded seams, 325.
Westinghouse - Parsons steam

turbine-
Action of steam in, 364-365.
Clearances in, 364.
Efficiency of, 369.
Floating journal, 367.
Governor, 367.
Principles of, 359
Perfect balance of, 368.
Speed of, 360.
Stationary and moving

blades of, 363-364.
Wheels--

Impulse, 360.
Reaction, 360.
Running, 384.
Wilkinson stoker, 340-341

Absorption system of refrigera- Compression system of
tion 451-456.

frigeration, 429.
Method of operation, 451. Corliss engine valve gear, 478.
By whom invented, 452. Cylinder lubrication, 558-559.
Advantages of, 452.

560.
Apparatus required, 452-456.
Action of pump valves, 510-512- Dean steam pump, 523-524-525-
516-518.

536.
Air compressors, 488.

De La Vergne ice machine, 444.
Air compressor governor, 493.

Characteristic features of
Allis Chalmers steam tur-

444.
bine, 411-412.

Method of sealing stuffing
Action of steam in, 411.

box, 444-445.
Balance pistons, 411.

Valves, 445.
Clearance between blades,

Diagram from, 449.
413.

Detroit lubricator, 559-560-563.
Trust bearing, 413-414.

Diagrams from Linde ice ma-
Method of fitting blades in,

chine, 432-433.
414-415.

Dietz force feed lubricator, 569.
Foundation rings, 416.

571.
Shroud rings, 418.

Dynamometer, 551.
Bearings—Construction of, Economical use of oil, 421.
418.

Electric compressors, 490.
Lubrication, 418.

Elementary Parsons type of
Floating journals, 421.

steam turbine, 414.
Speed regulation, 422.

Emerson steam pump, 528-530-
Bed plate, 423.

532-538.
Anhydrous ammonia, 428-451.

Engine bearings, 548.
Composition of, 428-429.

Lubrication of, 549-550.
Compression of, 428.

Epping-Carpenter steam pump,
Atmospheric pressure, 510-514.

525-527-529-532.
515.
Automatic receiver and pump, Featherstone ice mach 456.
537.

Flexible coupling, 422.
Automatic cut off, 558.

Floating journals, 421.

Foundation rings, 416.
Blading of steam turbine, 414- Freezing mixtures, 424.
415-416.

Friction, 544.
Brine system of refrigeration, Law of, 544-546.
438-439.

Uses of, 545-546.
Buffalo Duplex steam pump, Kinds of, 546.
524-525-526-528.

Coefficient oi, 546-547-548.

Loss per H. P., 552-553.
Cameron steam pump, 519-520-

Of piston rod, 550-551.
521-522.
Carre's refrigerating apparatus, Gaseous ammonia, 428.
452-455.

Liquefication of, 428.
Compound and multiple stage Condensation of, 428-431.
air compression, 488.

Compression of, 428.

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