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" The breadth of the back or head of the wedge being three inches, and the length of either of its inclined sides 10 inches, required the power necessary to separate two substances with a force of 150 Ibs; As 10 : 1 1-2 :: 150 : 22 1-2 Ibs., Ans. "
Improvement to Palmer's Endless Self-computing Scale and Key: Adapting it to ... - Σελίδα 70
των John E. Fuller - 1846 - 72 σελίδες
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History and Progress of the Steam Engine: With a Practical Investigation of ...

Elijah Galloway - 1829 - 859 σελίδες
...SS^lbi answer. CASE 2. When only one of the bodies is moveable. Rule. As the length of the wedge is to its back or head, so is the resistance to the power. Example. The breadth, length, and force, the same as in the last example. As 10 : 3 :: 150 : 45Ibs—answer. SCIIEW. The...

Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1844 - 264 σελίδες
...WEDGE. When two Bodies are forced from one another, in a direction Parallel to the back of the Wedge. RULE. — As the length of the wedge is to half its back, so is the resistance to the force. EXAMPLE. — The length of the back of a double wedge is 6 inches,...

Scribner's Engineers' and Mechanics' Companion: Comprising United States ...

J. M. Scribner - 1849 - 264 σελίδες
...When two bodies are forced from one another by means of a wedge in a direction parallel to its head. Rule. — As the length of the wedge is to half its back, so is the resistance to the force. Or, multiply the resisting power by half the thickness of the head...

Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1851 - 286 σελίδες
...WEDGE. When two Bodies are forced from one another, in a direction Parallel to the back of the Wedge. RULE. — As the length of the wedge is to half its back, so is the •esistance to the force. EXAMPLE. — The length of the back of a double wedge is 6 inches,...

Norris's Hand-book for Locomotive Engineers and Machinists

Septimus Norris - 1852 - 302 σελίδες
...When two bodies are forced from one another by means of a wedye, in a direction parallel to its bach RULE — As the length of the wedge is to half its back or head, so is the resistance to the powerEXAMPLE-— The breadth of the back or head of the wedge being three inches, and the length of...

The Artillerists̓ Manual, and British Soldiers̓ Compendium

Frederick Augustus Griffiths - 1854 - 331 σελίδες
...Am. Case 2. — When only one of the bodies is moveatte. Rule. — As the length of the wedge, is to its back, or head, so is the resistance, to the power. Example. — The breadth, length, and force, the same as in the last example. As 10 : 3 :: 150 : 45 Ib. Ans. THE SCREW. The screw...

norris's hand-book for locomotive engineers and machinists

septimus norris - 1854
...Ans. CASE 2. — When only one of the bodies is movable. RULE. — As the length of the weight is to its back or head, so is the resistance to the power. EXAMPLE. — The breadth, length, and force, the same as in the last example. As 10: 3:: 150: 45 Ibs., Ans. SCREW. The screw...

The Mechanic's, Machinist's, and Engineer's Practical Book of Reference ...

Charles William Hackley - 1855 - 504 σελίδες
...the power. Case 2. W7ien only one of the bodies is movable. RULE. As the length of the wedge is to its back or head, so is the resistance to the power. EXAMPLE. The breadth, length, and force, the same as in the last example. •r'lT The screw is an inclined plane, and may...

the mechanics, machinists, and engineer's practical book of reference

charles haslett - 1856
...power. Case : 2. Wfietn, only one of 'the bodies is movable. RULE. As the length of the wedge is to its back or head, so is the resistance to the power. , EXAMPLE. The breadth, length, and force, the same as in the last example. The Screw. The screw is an inclined plane, and...

The Mechanic's, Machinist's, and Engineer's Practical Book of Reference ...

Charles Haslett - 1855
...Ibs., the power. Case 2. When only one of the bodies is movable. RULE. As the length of the wedge is to its back or head, so is the resistance to the power. EXAMPLE. The breadth, length, and force, the same as in the last example. As 10 : 3 :: 150 : 45 Ibs., the power. The Screw....




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