The Principles of Science Applied to the Domestic and Mechanic Arts, and to Manufactures and Agriculture:: With Reflections on the Progress of the Arts, and Their Influence on National WelfareMarsh, Capen, Lyon, and Webb., 1840 - 444 páginas |
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Página 50
... wheel , which is used in machin- ery , for the purpose of maintaining a uniform rate of motion , and to which we ... wheels , when in rapid motion ; * in the force with which stones escape from a sling , which has been whirled rapidly ...
... wheel , which is used in machin- ery , for the purpose of maintaining a uniform rate of motion , and to which we ... wheels , when in rapid motion ; * in the force with which stones escape from a sling , which has been whirled rapidly ...
Página 60
... Wheels . - These are of three kinds , the overshot , undershot , and breast - wheel . In the over- shot - wheel , the water acts simply by weight . It is re- ceived at the top of the wheel , which is nearly on a level with the reservoir ...
... Wheels . - These are of three kinds , the overshot , undershot , and breast - wheel . In the over- shot - wheel , the water acts simply by weight . It is re- ceived at the top of the wheel , which is nearly on a level with the reservoir ...
Página 61
... wheel should move , in order to produce the greatest useful effect . This will be evident , from con- sidering two extreme cases . If the wheel be so loaded as to render the weight of water insufficient to ... WHEELS . - BREAST - WHEEL . 61.
... wheel should move , in order to produce the greatest useful effect . This will be evident , from con- sidering two extreme cases . If the wheel be so loaded as to render the weight of water insufficient to ... WHEELS . - BREAST - WHEEL . 61.
Página 62
... wheel is enclosed in a chan- nel which it near- ly fills , and is fur- nished with floats , or paddles , like those of the com- 2. Fluids flowing through orifices , pipes , canals , & c . --- When an orifice is opened in a vessel or ...
... wheel is enclosed in a chan- nel which it near- ly fills , and is fur- nished with floats , or paddles , like those of the com- 2. Fluids flowing through orifices , pipes , canals , & c . --- When an orifice is opened in a vessel or ...
Página 70
... this subject , Vol . i , p . 19 , & c . , of a work en- titled , Pursuit of Knowledge under Difficulties , ' forming the four- teenth volume of THE SCHOOL LIBRARY . ' wind striking ( as in undershot water - wheels ) 70 MECHANICAL AGENTS .
... this subject , Vol . i , p . 19 , & c . , of a work en- titled , Pursuit of Knowledge under Difficulties , ' forming the four- teenth volume of THE SCHOOL LIBRARY . ' wind striking ( as in undershot water - wheels ) 70 MECHANICAL AGENTS .
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The Principles of Science Applied to the Domestic and Mechanic Arts, and to ... Alonzo Potter Sin vista previa disponible - 2019 |
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