The Fitting and Erecting of EnginesEmmott & Company, 1914 - 153 pages |
From inside the book
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Page 23
... plunger . The motion of the eccentric strap is very suitable for the purpose . It will be seen from Fig . I that the pin actuating the plunger , when fixed as de- scribed above , is constrained by the motion of the strap to describe a ...
... plunger . The motion of the eccentric strap is very suitable for the purpose . It will be seen from Fig . I that the pin actuating the plunger , when fixed as de- scribed above , is constrained by the motion of the strap to describe a ...
Page 24
... plunger being sufficient for all practical pur- poses . In order to prevent undue leakage of oil it is essential that the fitting about this pump be of the best , and as one or two oil - tight joints are required , a piece of paper is ...
... plunger being sufficient for all practical pur- poses . In order to prevent undue leakage of oil it is essential that the fitting about this pump be of the best , and as one or two oil - tight joints are required , a piece of paper is ...
Page 25
... plunger ; and to make certain that the pump will work properly , the plunger should be swung round on each side of the position shown , and the scribing - block finger again tried at the points X and Y with the plunger in each extreme ...
... plunger ; and to make certain that the pump will work properly , the plunger should be swung round on each side of the position shown , and the scribing - block finger again tried at the points X and Y with the plunger in each extreme ...
Page 141
... plunger B FIG . 113 . FIG . 114 . in position ; and the same remark applies to the air passages and valves . Neglect of this precaution has caused many a dashpot to be scored and cut . In setting a trip - gear it is arranged that the ...
... plunger B FIG . 113 . FIG . 114 . in position ; and the same remark applies to the air passages and valves . Neglect of this precaution has caused many a dashpot to be scored and cut . In setting a trip - gear it is arranged that the ...
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Common terms and phrases
adjustment alignment amount axis bearing surface bedplate big end bore bottom brass carefully cast centre centre punch chisel clearance connecting rod cool running Corliss valve crank crankshaft crosshead guides curvature cutting edge cylinder cover diameter drilled eccentric erection erector error finished firm fitter fitting flat fly-wheel groove high-speed engine hole horizontal engine indicator diagram joint keyway latter length lever line A B lubrication machine main bearing mark metallic packing method movement obtained parallel pass piston line piston rod piston valve plane plumb-bob plunger point gauge portion position possible practice pressure removed result right angles ring round running scraper screw scribed set-screw shaft sheave shown in Fig side brass slight side slipper spirit level standard steam steel straightedge strap stress stroke studs stuffing-box tackle taper tool trammel usually valve spindle vertical wear wedge weight white metal wire workman
Popular passages
Page 37 - ... in a direction as nearly as possible at right angles to the direction of the moving file used subsequently for roughing-off the stock.
Page iv - As it is not possible to understand the method of operation of a machine from photographs alone, examples of all the great types of gear-cutting machines are illustrated by detailed drawings. In some instances also full examples are given of the sizing and cutting of gears from shop operation sheets, in association with the machines to which they have reference. Demy 8vo ; 365 pages ; 367 Illustrations and Appendix of Tables; 7/6 net ENGINEERS...
Page 82 - ... and the distance between them is equal to the length of the smaller cross-section.
Page 114 - It will be seen that as the piston moves from one end of its stroke to the other, the rod moves vertically in the stuffing-box by an amount approximately equal to K in the diagram.
Page iv - UNIFORM WITH THIS VOLUME COMMERCIAL ENGINEERING By "A GENERAL MANAGER" (ALFRED J. LIVERSEDGE, AMICE), Author of " Engineering Estimates, Costs and Accounts.
Page 86 - In a case which recently came under the notice of the writer the...
Page 4 - ... missed the ecstasy, after five-and-twenty years of solitary toil, of showing his rich store of fossils to the great geologist? Assuredly he would have hugged his hardships again to his bosom, so might he have the same reward. The true lover counts not as suffering the sacrifice made for his beloved.
Page 17 - ... being in the condition of a beam supported at both ends and loaded between the points of support.