Engineer's Manual for Designers, Draughtsmen, Toolmakers, Turners, Fitters, Mechanics, Erectors, and StudentsA. T. Collins Philosophical Library, 1965 - 334 σελίδες |
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Σελίδα 86
... ratio lying within specified limits is one that frequently arises in setting up certain types of machine tools . There is no difficulty in obtaining " simple ratios , ' e.g. , 2 , 2.5 , 3 , 4.75 , etc. , with exactitude , but it is ...
... ratio lying within specified limits is one that frequently arises in setting up certain types of machine tools . There is no difficulty in obtaining " simple ratios , ' e.g. , 2 , 2.5 , 3 , 4.75 , etc. , with exactitude , but it is ...
Σελίδα 88
... ratio error to less than about one - tenth of this , i.e. , 1 in 100000 or 10 parts in a million . For all ordinary engineering applications , a gear ratio may be accepted if its error does not exceed this amount . Errors in ...
... ratio error to less than about one - tenth of this , i.e. , 1 in 100000 or 10 parts in a million . For all ordinary engineering applications , a gear ratio may be accepted if its error does not exceed this amount . Errors in ...
Σελίδα 96
... ratios corresponding to every useful combination of four gears with numbers of teeth up to , say , 100 , should not be calculated and tabulated in order of magnitude , so that the best avail- able combination for any ratio could be ...
... ratios corresponding to every useful combination of four gears with numbers of teeth up to , say , 100 , should not be calculated and tabulated in order of magnitude , so that the best avail- able combination for any ratio could be ...
Περιεχόμενα
page | 1 |
ENGINEERING UNITS | 7 |
INTERNATIONAL ATOMIC WEIGHTS | 14 |
Πνευματικά δικαιώματα | |
34 άλλες ενότητες δεν εμφανίζονται
Συχνά εμφανιζόμενοι όροι και φράσεις
angle Avoirdupois belt Bolt calculations centimetres centre change gears Chordal circle continued fraction cosec Cross-section cubic metre cursor cylinder decimetre degrees Depth Diam dimensions divisions Drill driver error factors feet FLANGES foot formula fraction FRUSTUM FUNCTIONS OF NUMBERS gallon gauge given Groove Hardness Number heat holes horse-power indentor Kilogrammes Kilos Lead Screw length load maximum stress Maximum Tolerance Minimum measured Metric millimetres Minimum Maximum Tolerance Nominal Nomogram number of teeth Number of Threads pipe pitch diameter plating Pounds pressure pulley radians radius ratio REVOLUTIONS PER MINUTE rope SCREW THREADS shaft sine sine bar slide rule spindle Square Cube Square square inch square metre square root steam Steel surface Table Taper temperature threads per inch Tolerance Minimum Maximum TRIANGLE TRIGONOMETRICAL V-belts vernier Weight wheels Whitworth width wire worm yards