The Operative Mechanic, and British Machinist: Being a Practical Display of the Manufactories and Mechanical Arts of the United Kingdom

Εξώφυλλο
Knight and Lacey, 1825 - 795 σελίδες
 

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Περιεχόμενα

I
1
II
7
IV
16
V
20
VI
21
VII
23
VIII
30
IX
32
LV
242
LVI
243
LVII
246
LVIII
249
LIX
250
LX
256
LXI
274
LXII
277

X
35
XI
43
XII
52
XIV
54
XV
55
XVI
56
XVII
61
XVIII
64
XIX
65
XX
75
XXI
87
XXII
92
XXIII
94
XXIV
104
XXV
105
XXVI
107
XXVII
109
XXVIII
110
XXIX
112
XXX
113
XXXI
114
XXXII
120
XXXIII
122
XXXV
128
XXXVI
139
XXXVII
142
XXXVIII
158
XXXIX
160
XL
161
XLI
162
XLII
164
XLIII
216
XLIV
218
XLV
228
XLVI
229
XLVII
230
XLIX
231
L
232
LII
233
LIII
235
LIV
237
LXIII
282
LXIV
283
LXV
291
LXVI
309
LXVII
311
LXVIII
314
LXIX
315
LXX
323
LXXI
328
LXXII
340
LXXIII
344
LXXIV
356
LXXV
365
LXXVI
378
LXXVII
388
LXXVIII
392
LXXIX
400
LXXX
410
LXXXI
416
LXXXII
441
LXXXIII
445
LXXXIV
447
LXXXV
454
LXXXVI
456
LXXXVII
486
LXXXVIII
500
LXXXIX
507
XC
515
XCI
524
XCII
529
XCIII
536
XCIV
547
XCV
560
XCVI
581
XCVII
606
XCVIII
621
XCIX
628
C
635
CI
639
CII
643

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Συχνά εμφανιζόμενοι όροι και φράσεις

Δημοφιλή αποσπάσματα

Σελίδα 684 - Multiply the sum of the two parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα 674 - Proportion, when the ratio is the same between every two adjacent terms, viz. when the first is to the second, as the second to the third, as the third to the fourth, as the fourth to the fifth, and so on, all in the same common ratio.
Σελίδα 683 - Sides given. The square of the hypotenuse is equal to both the squares of the two legs. Therefore, 1.
Σελίδα 676 - Prob. 7. Through a given point C, to draw a line parallel to a given line AB.
Σελίδα 59 - He broke a rope of two inches in circumference ; though, from his awkward manner, he was obliged to exert four times more strength than was necessary. He lifted a rolling stone of eight hundred pounds' weight with his hands only, standing in a frame above it, and taking hold of a chain fastened thereto.
Σελίδα 715 - ... arrangement on the rack. Each letter or stamp must be tried as to its heat, by imprinting its mark on the raw side of a piece of waste leather. A little practice will enable the workman to judge of the heat. The tool is now to be pressed downwards on the gold leaf, which will, of course, be indented and show the figure imprinted on it. The next letter or stamp is now to be taken and...
Σελίδα 115 - ... 4. Divide the circumference of the wheel in feet by the velocity of its floats in feet per second, and the quotient will be the number of seconds in which the wheel turns round.
Σελίδα 764 - ... easy and simple in the extreme, and so evidently efficient in its application, that it cannot but excite surprise that, in the present highly improved state of our manufactures, such a communication should be made as a discovery entirely new. Instead, therefore, of the customary mode of hardening the blade from the anvil, let it be passed immediately from the hands of the forger to the grinder ; a slight application of the stone will remove the whole of the scale or coating, and the razor will...
Σελίδα 147 - ... and a second quantity will be had. Multiply the area of the millstone by the weight of a cubic foot of the same stone, for a third quantity. Multiply the first quantity by the second, and divide the product by the third, and the quotient will be the weight required. 2. To find the number of cubic feet in the turning millstone, supposing it to have no eye :—From the weight of the spindle and lantern subtract the quantity found by the preceding rule, for the first number. Subtract this first...
Σελίδα 180 - First, I use two vessels in which the steam is to act, and which in other steam engines are called cylinders. Secondly, I employ the steam after it has acted in the first vessel to operate a second time in the other, by permitting it to expand itself...

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