 | Natural philosophy - 1859 - 112 pages
...projections of the teeth, are the pitch circles. The pitch of the teeth of a wheel is the distance, AB, from the centre of one tooth to the centre of the next, measured upon the pitch circle ; and it is evident that for two wheels to work together, the pitch... | |
 | 1859 - 488 pages
...investment. We now take scraps of Platina wide enough to reach a little more than half the distance from the centre of one tooth to the centre of the next, and bend the foot of this lining at right angles about one sixteenth of an inch, splitting the part... | |
 | John Bourne (C. E.) - 1868 - 602 pages
...than 300; the diameter is expressed in terms of the pitch of the teeth, measured on a straight line from the centre of one tooth, to the centre of the next adjacent tooth. The first column expresses the number of teeth in the wheel, and the second column... | |
 | Edward Tomkins - 1873 - 120 pages
...the form of the teeth), A has 24, and B 18 teeth, ^" pitch. The pitch is the distance, measured along the pitch circle, from the centre of one tooth to the centre of the next tooth. In fig. 101 the dotted circle marked t represents the top, and that marked 6 the bottom of the... | |
 | Chambers W. and R., ltd - 1874 - 848 pages
...projections of the teeth, are the pitch circles. The pitch of the teeth of a wheel is the distance, AB, from the centre of one tooth to the centre of the next, measured upon the pitch circle ; and it is evident that for two wheels to work together, the pitch... | |
 | William Cawthorne Unwin - 1877 - 352 pages
...between the number of teeth and the radius of the wheel. — The distance measured along the pitch line, from the centre of one tooth to the centre of the next, is termed the pitch of the wheel. Ordinarily the pitch ranges from i^ in. to 4 ins., but sometimes... | |
 | Edward Tomkins - 1878 - 376 pages
...diametral pitch. 235. The Circular Pitch of a tooth is the distance, measured along the pitch line, from the centre of one tooth to the centre of the next ; if the pitch line is a straight line, as in the case of a straight rack, the pitch is the distance,... | |
 | David Allan Low - 1888 - 136 pages
...wheel, and is rather nearer the points of the teeth than the roots. Pitch of Teeth.—The distance from the centre of one tooth to the centre of the next, or from the front of one to the front of the next, measured at the pitch circle, is called the pitch... | |
 | William Cawthorne Unwin - 1890 - 482 pages
...diameter of the wheel. Circular and diametral pitch. — The distance measured along the pitch line from the centre of one tooth to the centre of the next tooth is thepttch or circular pitch. A length which is the same fraction of the diameter as the pitch... | |
 | Britannia company - 1892 - 330 pages
...number of teeth in a wheel lin. in. diameter. Circular pitch is a different measure, and is the distance from the centre of one tooth to the centre of the next, measured on the pitch circle. The two measures may be converted by the following f ormulse : Diametrical... | |
| |
The linear or the circular distance from the centre of one tooth to the centre of the next... 
