Lessons in Applied MechanicsMacmillan, 1891 - 512 páginas |
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Página xiv
... Pressure Machines . Accumulators . Motion . Direct Acting Lifts . Speed of Steady Hydraulic Brakes Pumps . Examples Hydraulic Cranes . 498 508 511 PRELIMINARY CHAPTER MENSURATION AND CURVE CONSTRUCTION FOR the solution of xiv CONTENTS.
... Pressure Machines . Accumulators . Motion . Direct Acting Lifts . Speed of Steady Hydraulic Brakes Pumps . Examples Hydraulic Cranes . 498 508 511 PRELIMINARY CHAPTER MENSURATION AND CURVE CONSTRUCTION FOR the solution of xiv CONTENTS.
Página 39
... pressure on the sides of the vessel in which it is contained . If this pressure be greater than that on the outside , then CHAPTER II EFFORTS AND RESISTANCES-FRICTION.
... pressure on the sides of the vessel in which it is contained . If this pressure be greater than that on the outside , then CHAPTER II EFFORTS AND RESISTANCES-FRICTION.
Página 40
... pressure , the difference of the two supplies an effort , which will move the piston out against a resistance , the effort exerting energy , and work being done on or against Atmosphere the resistance . Fluid If we have simply a ...
... pressure , the difference of the two supplies an effort , which will move the piston out against a resistance , the effort exerting energy , and work being done on or against Atmosphere the resistance . Fluid If we have simply a ...
Página 44
... pressure on the piston . For example — let the piston be 2 sq . ins . in area , and let the spring be found ... pressure on each square inch . The elasticity is then measured by the pounds pressure on a square 44 PART I APPLIED MECHANICS.
... pressure on the piston . For example — let the piston be 2 sq . ins . in area , and let the spring be found ... pressure on each square inch . The elasticity is then measured by the pounds pressure on a square 44 PART I APPLIED MECHANICS.
Página 45
... pressure . Then the pressure on any number , say n sq . in . of the surface , is 30 n lbs . 66 EXAMPLE . - Steam is admitted to a cylinder 20 ins . diameter at a pressure of 30 lbs . by gauge ; what is the effort on the piston ? The ...
... pressure . Then the pressure on any number , say n sq . in . of the surface , is 30 n lbs . 66 EXAMPLE . - Steam is admitted to a cylinder 20 ins . diameter at a pressure of 30 lbs . by gauge ; what is the effort on the piston ? The ...
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Términos y frases comunes
action actual angular velocity applied axle balance beam bearing belt bending body boom called centre circle coefficient compression connecting rod consider constant crank effort crank pin curve cylinder diagram diameter distance draw effect elastic Energy exerted engine equal equation example feet flange foot length friction ft.-lbs girder given hence Hooke's Law inch joint length lift load mean mean effective pressure measure moment of inertia moving neutral axis obtain ordinates parallel piece piston position plane practically preceding pressure produced pull pulley radius radius of gyration relative motion represent resistance result revolution revolutions per minute right angles rivet rope rotating scale screw shaft shearing shown simply sliding pair speed steam stress stroke surface tension tons turning pair velocity ratio W₁ weight wheel whole
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