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" Willis deduces the corollary, that if for a set of wheels of the same pitch a constant describing circle be taken and employed to trace those portions of the teeth which project beyond each pitch line by rolling on the exterior circumference, and those... "
Principles of Mechanism - Page 113
de Robert Willis - 1870 - 463 pages
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The Civil Engineer and Architect's Journal, Volume 5

William Laxton - 1842 - 496 pages
...explain. '• COROLLARY. — If for a let of wheels of the same pitch a constant describing circle lie taken and employed to trace those portions of the...within it, by rolling on its interior circumference, than any two wheels of this set will work correctly together. " For in the first place it is well known,...
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American Engineer and Railroad Journal, Volume 7

1838 - 484 pages
...on the interior circumference of the second. From this Professor Willis deduces the corollary, that if for a set of wheels of the same pitch, a constant...its interior circumference, then any two wheels of the set will work correctly together.* This corollary is new, and constitutes the basis of the system...
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The London journal of arts and sciences (and repertory of patent inventions ...

William Newton - 1839 - 468 pages
...on the interior circumference of the second. From this Professor Willis deduces the corollary, that if for a set of wheels of the same pitch a constant...its interior circumference, then any two wheels of the set will work correctly together. This corollary is new, and constitutes the basis of the system...
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Journal of the Franklin Institute, Volume 23 ;Volume 27

1839 - 464 pages
...on the interior circumference of the second. From this, Professor Willis deduces the corollary, that if for a set of wheels of the same pitch a constant...its interior circumference, then any two wheels of the set will work correctly together. This corollary is new, and constitutes the basis of the system...
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The London Journal of Arts and Sciences, Volume 13

1839 - 496 pages
...on the interior circumference of the second. From this Professor Willis deduces the corollary, that if for a set of wheels of the same pitch a constant...its interior circumference, then any two wheels of the set will work correctly together. This corollary is new, and constitutes the basis of the system...
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Journal of the Franklin Institute of the State of Pennsylvania for the ...

1839 - 938 pages
...interior circumference of the second. From this Professor Willis deduces the corollary, that if for a eet of wheels of the same pitch a constant describing...its interior circumference, then any two wheels of the set will work correctly together.* This corollary is new, and constitutes the basis of the system...
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London Journal of Arts, Sciences and Manufacturers, and Repertory ..., Volume 13

William Newton, Charles Frederick Partington - 1839 - 478 pages
...interior circumference of the second. From this Professor Willis deduces the corollary, that if for a act of wheels of the same pitch a constant describing...teeth which project beyond each pitch line by rolling ou the exterior circumference, and those which lie within it by rolling on its interior circumference,...
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The Railway Magazine, and Annals of Science, Volume 5

1839 - 732 pages
...on the interior circumference of the second. From this Professor Willis deduces the corollary, that if for a set of wheels of the same pitch a constant describing circle 1*> taken and employed to trace those portions of the teeth "h'™ project beyond each pitch line by...
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Practical Essays on Mill Work and Other Machinery, Volume 1

Robertson Buchanan - 1841 - 582 pages
...corollary is, I believe, new, and constitutes the basis of the system I propose to explain. Corollary. If for a set of wheels of the same pitch, a constant...rolling on its interior circumference : then any two wheejs of this set will work correctly together. For, in the first place, it is well known and can...
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Principles of Mechanism: Designed for the Use of Students in the ...

Robert Willis - 1841 - 492 pages
...same pitch ; and this may be done by employing the following corollary from the third solution*. 114. If for a set of wheels of the same pitch a constant...describing circle be taken and employed to trace those por• Transactions of Civil Engineers, Vol. np 91. tions of the teeth which project beyond each pitch...
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