The Mechanical Principles of Engineering and ArchitectureJ. Wiley, 1875 - 699 стор. |
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Сторінка xii
... determination of the modulus of a system of toothed wheels ; this determination I have , moreover , extended to ... determined by a method first applied by me to cloidal and involute teeth , the modulus assumes a character xii PREFACE .
... determination of the modulus of a system of toothed wheels ; this determination I have , moreover , extended to ... determined by a method first applied by me to cloidal and involute teeth , the modulus assumes a character xii PREFACE .
Сторінка 19
... determined the distance of this point from any other plane . Let this distance be thus determined in respect to three given planes at right angles to one another . Its actual position in space will then be known . Thus then we shall ...
... determined the distance of this point from any other plane . Let this distance be thus determined in respect to three given planes at right angles to one another . Its actual position in space will then be known . Thus then we shall ...
Сторінка 20
... determined as above , would remain unchanged ; that is , the resultant , although it would alter its direction with the directions of the component pressures , would , nevertheless , always pass through the same point . The weights of ...
... determined as above , would remain unchanged ; that is , the resultant , although it would alter its direction with the directions of the component pressures , would , nevertheless , always pass through the same point . The weights of ...
Сторінка 28
... determined by methods which are indirect as compared with the direct and general method indicated in Article 17. That method supposes , however , a determination of the sum of the moments of the weights of all the various elements of ...
... determined by methods which are indirect as compared with the direct and general method indicated in Article 17. That method supposes , however , a determination of the sum of the moments of the weights of all the various elements of ...
Сторінка 30
... determined by the two first only of the above three equations . This case occurs when the body , whose centre of gravity is to be determined , is symmetrical about a certain plane , since then its centre of gravity evidently lies in its ...
... determined by the two first only of the above three equations . This case occurs when the body , whose centre of gravity is to be determined , is symmetrical about a certain plane , since then its centre of gravity evidently lies in its ...
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Загальні терміни та фрази
a₁ angle of resistance angular velocity axes axis beam body bordering upon motion centre of gravity circumference co-efficient compression conical surfaces corresponding crank crank arm cubic foot curve cylinder deflexion determined displaced fluid distance ditto driven wheel driving epicycloidal equal equation equilibrium evident exceedingly small extrados forces formula friction given horizontal hypocycloidal inclination inertia intersect involute lamina length limiting angle line of centres line of resistance load machine modulus moment of inertia moving n₁ n₂ neutral line observing obtain oscillation P₁ P₂ parallel passing perpendicular pitch circle plane point of application point of contact portion position radius repre respect resultant revolution revolve rupture space stability Substituting supposed surfaces of contact taken to represent tion tooth U₁ unguent vertical vis viva viva voussoirs wall weight whence it follows whilst whole