The Mechanical Principles of Engineering and ArchitectureLongman, Brown, Green, and Longmans, 1855 - 675 стор. |
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Сторінка ix
... friction and other causes , use- lessly absorbing the work in its transmission . Se- condly , into that which accelerates the motion of the various moving parts of the machine , and which accu- mulates in them so long as the work done ...
... friction and other causes , use- lessly absorbing the work in its transmission . Se- condly , into that which accelerates the motion of the various moving parts of the machine , and which accu- mulates in them so long as the work done ...
Сторінка x
... state bordering upon its motion , and which may be deduced from the known conditions of equilibrium and the established * Art . 152. See Phil . Trans . , 1841 , p . 290 . laws of friction . In making this deduction I have X PREFACE .
... state bordering upon its motion , and which may be deduced from the known conditions of equilibrium and the established * Art . 152. See Phil . Trans . , 1841 , p . 290 . laws of friction . In making this deduction I have X PREFACE .
Сторінка xi
... friction . " This angle I have called the limiting angle of resist- ance . Its values calculated , in respect to a great variety of surfaces of contact , are given in a table at the conclusion of the second part , from the admirable ...
... friction . " This angle I have called the limiting angle of resist- ance . Its values calculated , in respect to a great variety of surfaces of contact , are given in a table at the conclusion of the second part , from the admirable ...
Сторінка xii
... friction of the axis may be the least possible . This direction of the driving pressure always presents itself on the same side of the axis with that of the working pressure , and when the latter is vertical it becomes parallel to it ...
... friction of the axis may be the least possible . This direction of the driving pressure always presents itself on the same side of the axis with that of the working pressure , and when the latter is vertical it becomes parallel to it ...
Сторінка xx
... Friction The Cone of Resistance - Page - 113 121 128 · 131 - 137 141 148 149 · 151 The two States bordering upon ... Friction of Cords The Friction Break The Band - · The Modulus of the Band The Teeth of Wheels Involute Teeth ...
... Friction The Cone of Resistance - Page - 113 121 128 · 131 - 137 141 148 149 · 151 The two States bordering upon ... Friction of Cords The Friction Break The Band - · The Modulus of the Band The Teeth of Wheels Involute Teeth ...
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Загальні терміни та фрази
a₁ angle of resistance angular velocity arch axes axis beam body bordering upon motion capstan centre of gravity circumference compression corresponding crank curve cylinder deflexion descend determined dimensions displaced fluid distance ditto driven wheel driving Edition epicycloidal equal equation equilibrium evident exceedingly small extrados force formula friction given hypocycloidal impact inclination inertia intersect involute lamina length limiting angle line of centres line of resistance machine modulus moment of inertia moving numbers of teeth 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 screw space stability Substituting supposed surfaces of contact taken to represent tion tooth U₁ U₂ unguent vertical vis viva viva vols voussoirs W₁ wall weight whence it follows whilst whole
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