 | Thomas Baker (C.E.) - 1852 - 268 pages
...cases of a pinion of twelve and a rack, and in the acting part of the arc within the pitch circle is "1 inch, so that as all the other forms lie between these,...that we can never incur an error of more than the jj^th of an inch in 3 inch pitch by always taking the nearest number in the manner directed, and a... | |
 | Thomas Baker - 1852 - 260 pages
...cases of a pinion of twelve and a rack, and in the acting part of the arc within the pitch circle is -1 inch, so that as all the other forms lie between these,...that we can never incur an error of more than the ^th of an inch in 3 inch pitch by always taking the nearest number in the manner directed, and a proportionably... | |
 | Thomas Baker - 1852 - 260 pages
...and in the acting part of the arc within the pitch circle is '1 inch, so that as all the other fonns lie between these, it is clear that if we select only...that we can never incur an error of more than the ^th of an inch in 3 inch pitch by always taking the nearest number in the manner directed, and a proportionably... | |
 | Edward Tomkins - 1878 - 376 pages
...of a pinion of twelve and a rack, and in the acting part of the arc within the pitch circle is •1 inch; so that, as all the other forms lie between...that we can never incur an error of more than the ir^th of an inch in 3 inch pitch, by always taking the nearest number in the manner directed; and a... | |
 | Edward Tomkins - 1878 - 376 pages
...of a pinion of twelve and a rack, and in the acting part of the arc within the pitch circle is •1 inch; so that, as all the other forms lie between...that we can never incur an error of more than the ^yth of an inch in 3 inch pitch, by always taking the nearest number in the manner directed; and a... | |
| |
inch, so that as all the other forms lie between these, it is clear that if we select only four or five examples for the outer side of the tooth and ten or twelve for the inner side, that we can never incur an error of more than the 