| 单词 | diametral |
| 例句 | Suppose now we are given a diametral pitch of 2. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z By the pitch of a wheel is meant the number of teeth to the inch of circumference or diameter of the wheel; the former is called the circumferential pitch, the latter the diametral pitch. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" If an error of concavity presents itself the process of polishing is gone over again, using short diametral strokes. On Laboratory Arts Supposing you wanted to know the number of teeth in a gear where the pitch diameter and the diametral pitch are given. Practical Mechanics for Boys The astrolabe, which consists of a circle divided into degrees, with a rotating diametral arm for sighting purposes, embodies their essential principle. The New Heavens The advantage of discarding the numerator is, then, that we avoid the use of fractions and are readily enabled to find any arc pitch from a given diametral pitch. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The circumferential pitch is of course got by dividing the diametral pitch by π. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" It is to be remembered that the quadrants thus indicated are measured either way from the point and feather of the diametral arrows. Half-hours with the Telescope Being a Popular Guide to the Use of the Telescope as a Means of Amusement and Instruction. You would proceed as follows: Let the diameter of the pitch circle be 10 inches, and the diameter of the diametral pitch be 4 inches. Practical Mechanics for Boys At the fifth round the breech block opened with some difficulty, and an examination showed that the resistance resulted from the diametral enlargement of the rear plate. Scientific American Supplement, No. 561, October 2, 1886 Examples.—Given a 5 diametral pitch; what is the arc pitch? Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z "Do you know a vortex filament from a diametral plane?" demanded King. Red Pepper's Patients With an Account of Anne Linton's Case in Particular Such distance apart will be the measure of a diameter or a chord of the tube's section, according as the buttons have been kept in the diametral plane or moved out of it. Scientific American Supplement, No. 363, December 16, 1882 Thus, how many teeth in a wheel 36 inches diameter and of 3 diametral pitch? Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Furthermore, the wear of the threading tools will not impair the diametral fit of the work, while the permissible limit of error in diameter will be increased. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Example.—What is the diametral pitch of a wheel whose arc pitch is 11⁄2 inches? Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z If we are given an arc pitch to find a corresponding diametral pitch we again simply divide 3.1416 by the given arc pitch. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z It also possesses the advantage that, by adding two parts of the diametral pitch to the pitch diameter, the outside diameter of the wheel or the diameter of the addendum is obtained. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z These templates are in metal, and for epicycloidal teeth from 15 to a rack, and having a diametral pitch ranging from 11⁄2 to 32. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z As these cutters are made solid and accurately turned in the lathe, they are balanced so long as the cutting edges are kept diametrally opposite. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z To find the number of teeth contained in a wheel when the diameter and diametral pitch is given, multiply the diameter in inches by the diametral pitch. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z On the other diametral side of the coupling the strain due to the key is exerted on the top face of the key. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z This plan is adopted by some American engineers upon the crank pins of steam engines, the grooves being cut on diametrally opposite sides of the pin in a line with the throw of the crank. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z |
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