 | John Robison, James Watt - 1822 - Počet stránok 770
...by the pressure, are apt to splinter off the tongue which confines their extremity. Fig. 9. and 10. exhibit the most approved form of a scarf, whether...the parts by overdriving the key. The form of Fig. 9. is by far the best ; because the triangle of Fig. 10. is much easier splintered off by the strain,... | |
 | John Robison, James Watt - 1822 - Počet stránok 768
...is not essentially necessary ; the two pieces might simply meet square there. This form, with* out a key, needs no bolts (although they strengthen it...the parts by overdriving the key. The form of Fig. 9. is by far the best ; because the triangle of Fig. 10. is much easier splintered off by the strain,... | |
 | John Robison, James Watt - 1822 - Počet stránok 758
...no bolts (although they strengthen it greatly) ; but, if worked very true and close, and with tquare abutments, will hold together, and will resist bending...the parts by overdriving the key. The form of Fig. 9. is by far the best ; because the triangle of Fig. 10. is much easier splintered off by the strain,... | |
 | Ellis A. Davidson - 1869 - Počet stránok 154
...due allowance being made for the division of the fibres before alluded to (in relation to Fig. 87) ; but if worked very true and close and with square...will resist bending in any direction. But the key is a great and ingenious improvement, and will force the parts together with perfect tightness ; care... | |
 | Technical educator - 1880 - Počet stránok 850
...strengthen it to some extent, due allowance being made for the division of the fibres before alluded to ; but if worked very true and close, and with square...will resist bending in any direction. But the key ia a great and ingenious improvement, and will force the parts together with perfect tightness; care... | |
 | Thomas Tredgold - 1885 - Počet stránok 412
...sliding on each other by the pressure, are apt to splinter off the tongue which confines their extremity. it greatly); but, if worked very true and close, and...occasion, not to produce a constant internal strain on the Kg. 52. parts by over-driving the key. The form of Fig. 52 is by far the best; because the triangle... | |
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Fig. 9. and 10. exhibit the most approved form of a scarf, whether for a tie or for a post. The key represented in the middle is not essentially necessary ; the two pieces might simply meet square there. This form, without a key, needs no bolts (although... 