 The area of the valve in square inches, the weight of the valve, spindle and lever in pounds, the position of the center of gravity of the lever, and the distance from the center of the valve to the fulcrum, must be known, as in the first example.  Safety-valves - Página 14por Richard Hooker Buel - 1875 - 100 páginasVista completa - Acerca de este libro
 | 1865 - 580 páginas
...PLATES OF A DOUELERIVETED OYLINDRICAL EOILER. ECIE. — Multiply the internal diameter of the boiler in inches by the pressure of the steam in pounds per square inch above the atmosphere, and divide the product by the constant number 11140 : the quotient will be theproper... | |
 | William Templeton - 1865 - 178 páginas
...horsepower of non-condensing engines estimated? RULE. — Multiply the square of the cylinder's diameter in inches by the pressure of the steam in pounds per square inch above the atmospheric pressure, and by the cube root of the stroke in feet, also by -00106, and the... | |
 | John Bourne - 1873 - 508 páginas
...PLATES OF A DOUBLEBIVETED CYLINDBICAL BOILEE. RuiU£.-*-3fu,Uiply the internal diameter of the boiler in inches by the pressure of the steam in pounds per square inch above th« atmosphere, and divide the product by the constant number 11140 : the quotient will be theproper... | |
 | Richard Hooker Buel - 1875 - 126 páginas
...at E, or attach equivalent weights, as may be most convenient. Then hang on weights at the point IT, until they just balance the weights on the other side...until it balances the other weights. The distance from C, of the point at which it balances will be the horizontal distance from the fulcrum to the weight,... | |
 | Walter S. Hutton - 1885 - 486 páginas
...the ball in Ibs. To find the weight to place on the lever, so that the valve will blow off at a given pressure : — Multiply the area of the valve in square inches, by the required pressure of steam in Ibs. per square inch, from which result deduct the weight of the valve... | |
 | 1888 - 232 páginas
...in the first example. Then compute the required length as follows : THE LOCOMOTIVE. [MAT, First — Multiply the area of the valve in square inches by the pressure in pounds per square inch at which it is required to blow ; set the product aside, and designate it... | |
 | Philip R. Björling - 1889 - 210 páginas
...pressure, and diameter of pump barrel are given : — Eule. — Multiply the area of the steam cylinder by the pressure of the steam in pounds per square inch, and divide the product by the area of the pump piston ; the product, minus 25 per cent., will be the pressure... | |
 | Nehemiah Hawkins - 1898 - 230 páginas
...1'ulcnun, must be known, as in the first example. Then compute the required length as follows : 1. Multiply the area of the valve in square inches by the pressure in i>ounds per square inch at which it is required to blow ; set the product aside, and designate it... | |
 | Walter S. Hutton - 1901 - 552 páginas
...lo put upon the spring, to prevent the valve blowing off before the blowingoff pressure is reached, multiply the area of the valve in square inches by the pressure of steam in Ibs. per square inch, and to the product add the weight of the valve. To find the pressure... | |
 | Nehemiah Hawkins - 1901 - 354 páginas
...the fulcrum, must be known, as in the first example. Then compute the required length as follows: 1. Multiply the area of the valve in square inches by the pressure in pounds per square inch at which it is required to blow; set the product aside, and designate it... | |
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