 | William Cawthorne Unwin - Machine design - 1877 - 352 pages
...will be in excess, and the efficiency of the joint will be a little diminished. The efficiency of the joint is the ratio of the strength of the joint to that of the solid plate. Ordinary single-riveted joint. — Equal tearing and shearing resistance. Introducing in the equations... | |
 | Engineering - 1878 - 616 pages
...pitch of rivets will be repreeented by the numbers 1, 2.6, and 7.6, the efficiency of the joint or the ratio of the strength of the joint to that of the solid plate being 0.60. As the diameter of the rivet holes in ¿ inch plates seldom in practice exceeds twice the... | |
 | Gaetano Lanza - Engineering - 1885 - 956 pages
...1.69 i. 80 '•57 1.88 APPLIED MECHANICS. Unwin gives as his formula for computing the efficiency, ie, the ratio of the strength of the joint to that of the solid plate, „# — d \ where rj = efficiency, / = pitch, d = diameter, and A"is a constant. He then gives for... | |
 | Mansfield Merriman - Strength of materials - 1897 - 182 pages
...of the main plate, P=t(a — d)St, P=2. frfS., which are the same as for two rows of lap riveting. The ' efficiency ' of a riveted joint is the ratio...strength of the joint to that of the solid plate. If the joint be designed so as to be of equal strength in tension and shear this efficiency is t(a... | |
 | Cecil Hobart Peabody, Edward Furber Miller - Steam-boilers - 1897 - 428 pages
...75 ', it W'H De found to be true for more complicated joints, such as those shown by Figs. 80 and 8 1 . The efficiency of a riveted joint is the ratio of the strength of the joint to the strength of the solid plate. The strength .and efficiency of a given riveted joint can be properly... | |
 | Cecil Hobart Peabody, Edward Furber Miller - Steam-boilers - 1897 - 422 pages
...75; it will be found to be true for more complicated joints, such as those shown by Figs. 8o and 81. The efficiency of a riveted joint is the ratio of the strength of the joint to the strength of the solid plate. The strength and efficiency of a given riveted joint can be properly... | |
 | William Frank Pettigrew - Locomotives - 1899 - 496 pages
...for this section a resistance equal to that of the metal not punched. The coefficient representing the ratio of the strength of the joint to that of the actual plate, assuming the breaking strain to follow the line of least resistance, will therefore be... | |
 | Gaetano Lanza - Engineering - 1900 - 964 pages
...which he states to be an. ordinary rule. Unwin gives as his formula for computing the efficiency, ie, the ratio of the strength of the joint to that of the solid j plate, i Iron Rivets. Double Riveting. Steel Rivets. : d M 1 B K Iron Steel a O E o Iron Drilled... | |
 | James Nisbit Hazlehurst - Tanks - 1901 - 258 pages
...assembled. Efficiency of Riveted Joints. — The " efficiency " of a riveted joint is described as being the ratio of the strength of the joint to that of the solid plate. Thus, a joint is said to have a 70-per-cent. efficiency when the loss of strength, as compared with... | |
 | Engineering - 1902 - 524 pages
...the transverse, as there is about twice as much strain on them. See Art. 13. (12) The efficiency of a joint is the ratio of the strength of the joint to that of the solid plate. It is expressed in per cent, of the strength of the solid plate. See Art. 16. (13) A safe ratio of... | |
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The efficiency of a joint may be defined as the ratio of the strength of the joint to that of the solid plate. 
