The Operative Mechanic, and British Machinist: Being a Practical Display of the Manufactories and Mechanical Arts of the United Kingdom, Τόμος 1

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
LVI
242
LVII
243
LVIII
246
LIX
249
LX
250
LXI
254
LXII
274
LXIII
277

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