 | 1841 - 524 σελίδες
...section of the beam. From the same authority we give the following rules for the length of scarfs: — In oak, ash, or elm, the whole length of the scarf...should be six times the depth or thickness of the beam, where there are no bolts. In fir, without bolts, twelve times the depth. The whole length of a scarf... | |
 | 1841 - 524 σελίδες
...section of the beam. From the same authority we give the following rules for the length of scarfs : — In oak, ash, or elm, the whole length of the scarf should be six times the depth or thickness of the heam, where there are no bolts. In fir, without bolts, twelve times the depth. The whole length of... | |
 | Robert Griffith Hatfield - 1845 - 326 σελίδες
...have proposed joints that seem to have little else besides complication to recommend them. 335. — In proportioning the parts of these scarfs, the depths...on indents, should be about 12 times the thickness, or depth, of the beam ; when depending wholly on bolts, 6 times the breadth ; and, when both methods... | |
 | Thomas Tredgold, Peter Barlow - 1853 - 492 σελίδες
...Hence may be derived some maxims that will be sufficiently accurate for practical purposes. 1. — In oak, ash, or elm, the whole length of the scarf...or thickness of the beam, when there are no bolts. 2. — In fir the whole length of the scarf should be about twelve times the thickness of the beam,... | |
 | E. L. T. Harrison, W. S. Godby - 1868 - 644 σελίδες
...that this rising la caused by the expansive power of heat below. INSTRUCTIONS TO MECHANICS. SCARFING. In oak, ash, or elm, the whole length of the scarf...the depth or thickness of the beam, when there are bolts or straps, In pine, the whole length of the scarf should be about twelve times the thickness... | |
 | Charles Knight - 1868 - 528 σελίδες
...circumstance renders it difficult to come to any just conclusion as to the mortality from this disease. In oak, ash, or elm, the whole length of the scarf should be sis times the depth or thickness of the beam, where there are no bolts. In fir, without bolts, twelve... | |
 | Thomas Tredgold - 1871 - 640 σελίδες
...sufficiently accurate for practical purposes : 1. In oak, ash, or elm, the whole length of the Kuf should be six times the depth or thickness of the beam, when there are no bolts. 3 2. In fir the whole length of the scarf should be about twelve times the thickness of the beam, when... | |
 | Thomas Tredgold - 1885 - 412 σελίδες
...XVI. of the Atlas. The following maxims will be sufficiently accurate for practical purposes:— 1. In oak, ash, or elm, the whole length of the scarf...or thickness of the beam, when there are no bolts. 2. In fir the whole length of the scarf should be about twelve times the thickness of the beam, when... | |
 | Robert Griffith Hatfield - 1895 - 774 σελίδες
...of these scarfs, the depths of FIG. 115. all the indents taken together should be equal to one third of the depth of the beam. In oak, ash or elm, the...on indents, should be about 12 times the thickness, or depth, of the beam ; when depending wholly on bolts, 6 times the breadth ; and when both methods... | |
 | William A. Radford - 1907 - 336 σελίδες
...scarf. 134 The following are some maxims that will be sufficiently accurate for practical purposes: In oak, ash, or elm, the whole length of the scarf...or thickness of the beam, when there are no bolts. In fir the whole length of the scarf should be about twelve times the thickness of the beam, when there... | |
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In oak, ash, or elm, the whole length of the scarf should be six times the depth or thickness of the beam, when there are no bolts. 