Mechanics Magazine, Volume 3Knight & Lacey, 1825 - Industrial arts |
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Page 24
... triangle screwed key , not weighing a shilling , shall be capable ( 17 ) and strong enough to bolt and unbolt , round about a great chest , an hundred bolts , through 50 sta- ples , two in each , with a direct contrary mo- tion , and as ...
... triangle screwed key , not weighing a shilling , shall be capable ( 17 ) and strong enough to bolt and unbolt , round about a great chest , an hundred bolts , through 50 sta- ples , two in each , with a direct contrary mo- tion , and as ...
Page 26
... triangle key ............ .......................................... . 69 A rose key ..... 70 A square key , with a turning screw .. A transmittable gallery . A conceited door ... A discourse woven in tape or ribbon ( 35 ) 75 76 An ...
... triangle key ............ .......................................... . 69 A rose key ..... 70 A square key , with a turning screw .. A transmittable gallery . A conceited door ... A discourse woven in tape or ribbon ( 35 ) 75 76 An ...
Page 32
... triangle , and double and single block tackle ( without a roller and and love weight rastone of nearly two tons weight , although the plug was not driven into the hole more than three - quarters of an inch . I apprehend , that the ...
... triangle , and double and single block tackle ( without a roller and and love weight rastone of nearly two tons weight , although the plug was not driven into the hole more than three - quarters of an inch . I apprehend , that the ...
Page 70
... triangle ABC ; then the circle de- scribed about this triangle is equal to the given circle upon the cone , sphere , or cylinder . ( Fig . 1. ) Fig.1 . Note 1. - It will be practically most convenient to take A B equal to BC . Note 2 ...
... triangle ABC ; then the circle de- scribed about this triangle is equal to the given circle upon the cone , sphere , or cylinder . ( Fig . 1. ) Fig.1 . Note 1. - It will be practically most convenient to take A B equal to BC . Note 2 ...
Page 88
... triangle , thenuse given to find the base , the dif- DGd , with perpendicular and hypo- ference between which and hypothe- nuse will HS , or versed sine to the chord D F. Then , by Euclid , book 1st , prob . 47th , = = DG ) - Gd 220.965 ...
... triangle , thenuse given to find the base , the dif- DGd , with perpendicular and hypo- ference between which and hypothe- nuse will HS , or versed sine to the chord D F. Then , by Euclid , book 1st , prob . 47th , = = DG ) - Gd 220.965 ...
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Popular passages
Page 285 - Knowledge and wisdom, far from being one, Have oft-times no connection. Knowledge dwells In heads replete with thoughts of other men ; Wisdom in minds attentive to their own.
Page 205 - Dim as the borrow'd beams of moon and stars To lonely, weary, wandering travellers, Is reason to the soul: and as on high, Those rolling fires discover but the sky, Not light us here; so reason's glimmering ray Was lent, not to assure our doubtful way, But guide us upward to a better day.
Page 1 - They helped every one his neighbour; and every one said to his brother. Be of good courage. So the carpenter encouraged the goldsmith, and he that smootheth with the hammer him that smote the anvil, saying, It is ready for the sodering: and he fastened it with nails, that it should not be moved.
Page 24 - I have seen the water run like a constant fountain stream forty feet high ; one vessel of water rarefied by fire driveth up forty of cold water. And a man that tends the work is but to turn two cocks, that one vessel of water being consumed, another begins to force and refill with cold water, and so successively, the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim between the necessity of turning the said cocks.
Page 81 - The charm dissolves apace ; And as the morning steals upon the night, Melting the darkness, so their rising senses Begin to chase the ignorant fumes that mantle Their clearer reason.
Page 172 - Middlesex, merchant, in consequence of a communication made to him by a certain foreigner residing abroad...
Page 16 - The operation is conducted by two men. One is seated on the floor, with a large flat stone before him, and with a moveable flat stone-stand at his side. His fellow-workman stands beside him with a crucible filled with melted lead, and having poured a certain quantity upon the stone, the other lifts the moveable stone, and dashing it on the fluid lead, presses it out into a flat and thin plate, which he instantly removes from the stone.
Page 109 - Dictionary of the Apparatus and Instruments employed in the various Operations of Philosophical and Experimental Chemistry, is about to be published by a Practical Chemist.
Page 14 - With what ease is she not passed by the steam-boat, laden with the riches of all quarters of the world, with a crew of gay, cheerful, and protected passengers, now dashing into the midst of the current, or gliding through the eddies near the shore!
Page 23 - ... which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it...