The Mechanical Principles of Engineering and ArchitectureLongman, Brown, Green, and Longmans, 1855 - 675 стор. |
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Сторінка xxi
... Inclination of the Thread at different Distances from the Axis 362 The Beam of the Steam Engine - 366 The Crank · 370 The Dead Points in the Crank 375 The Double Crank - • 375 The Crank Guide · 380 The Fly - wheel The Friction of the ...
... Inclination of the Thread at different Distances from the Axis 362 The Beam of the Steam Engine - 366 The Crank · 370 The Dead Points in the Crank 375 The Double Crank - • 375 The Crank Guide · 380 The Fly - wheel The Friction of the ...
Сторінка 13
... inclination to Ax . The sum of all those sides of the polygon which represent pressures tending to communicate motion from A towards x , multiplied each by the cosine of its inclination to Ar , is equal , therefore , to the sum of all ...
... inclination to Ax . The sum of all those sides of the polygon which represent pressures tending to communicate motion from A towards x , multiplied each by the cosine of its inclination to Ar , is equal , therefore , to the sum of all ...
Сторінка 15
... inclination to Ax , then R cos . is the resolved part of R in the direction of Ax . Therefore the signs of the terms being understood as before , we have R cos . P , cos . ɑl + P2 cos . a2 + • • · n + P2 cos . an · • ( 7 ) . And ...
... inclination to Ax , then R cos . is the resolved part of R in the direction of Ax . Therefore the signs of the terms being understood as before , we have R cos . P , cos . ɑl + P2 cos . a2 + • • · n + P2 cos . an · • ( 7 ) . And ...
Сторінка 17
... inclinations to the third . 3 Let the inclination of P , to P , be represented by 193 , and that of P , to P , by 203 . 2 39 Now P1ART - Р1AP2 = π - 103 , .. sin . P1AR = sin . ,, ; PRA P2AR = π - Р2AP ̧ = π - 203 , .. sin . P , RA ...
... inclinations to the third . 3 Let the inclination of P , to P , be represented by 193 , and that of P , to P , by 203 . 2 39 Now P1ART - Р1AP2 = π - 103 , .. sin . P1AR = sin . ,, ; PRA P2AR = π - Р2AP ̧ = π - 203 , .. sin . P , RA ...
Сторінка 18
... inclination of P2 to P3 . Therefore , & c . & c . 3 2 [ Q. E. D. ] OF PARALLEL Pressures . 15. The principle of the equality of moments obtains in re- spect to pressures in the same plane whatever may be their inclinations to one ...
... inclination of P2 to P3 . Therefore , & c . & c . 3 2 [ Q. E. D. ] OF PARALLEL Pressures . 15. The principle of the equality of moments obtains in re- spect to pressures in the same plane whatever may be their inclinations to one ...
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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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