The Young Mill-wright and Miller's GuideLea & Blanchard, 1848 - 392 páginas |
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Página vi
... . Of the elevator , conveyer , hopper - boy , drill , and descender , 153 159 164 171 177 180 181 185 187 187 • 189 191 193 • 194 196 199 201 203 204 ARTICLE 89. Application of the machines in manufacturing flour , vi CONTENTS .
... . Of the elevator , conveyer , hopper - boy , drill , and descender , 153 159 164 171 177 180 181 185 187 187 • 189 191 193 • 194 196 199 201 203 204 ARTICLE 89. Application of the machines in manufacturing flour , vi CONTENTS .
Página vii
... conveyer , 98. 66 99. 66 100 . grain conveyer , hopper - boy , drill , 101. Utility of these machines , 102. Bills of materials for their construction , 103. Mills for hulling and cleaning rice , PAGE 208 211 213 215 217 218 221 229 231 ...
... conveyer , 98. 66 99. 66 100 . grain conveyer , hopper - boy , drill , 101. Utility of these machines , 102. Bills of materials for their construction , 103. Mills for hulling and cleaning rice , PAGE 208 211 213 215 217 218 221 229 231 ...
Página 203
... Conveyer . 3. The Hopper - boy . 4. The Drill . 5. The Descender . These five machines are variously applied , in different mills , according to their construction , so as to perform every necessary movement of the grain , and meal ...
... Conveyer . 3. The Hopper - boy . 4. The Drill . 5. The Descender . These five machines are variously applied , in different mills , according to their construction , so as to perform every necessary movement of the grain , and meal ...
Página 203
... Conveyer . 3. The Hopper - boy . 4. The Drill . 5. The Descender . These five machines are variously applied , in different mills , according to their construction , so as to perform every necessary movement of the grain , and meal ...
... Conveyer . 3. The Hopper - boy . 4. The Drill . 5. The Descender . These five machines are variously applied , in different mills , according to their construction , so as to perform every necessary movement of the grain , and meal ...
Página 204
... CONVEYER . The conveyer KI , Plate VI . , fig . 1 , is an endless screw of two continued spirals , put in motion in a trough ; the grain is let in at one end , and the screw drives it to the other , or collects it to the centre , as at ...
... CONVEYER . The conveyer KI , Plate VI . , fig . 1 , is an endless screw of two continued spirals , put in motion in a trough ; the grain is let in at one end , and the screw drives it to the other , or collects it to the centre , as at ...
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Términos y frases comunes
12 inches angle aperture ARTICLE body bolting bottom bran bran pass buckets bushels cast iron central forces centre circumference cog-wheel column conveyed conveyer cubic feet cubochs distance divided double draught drive effect elevator equal equilibrio fall feet diameter feet long feet of water feet per second feet stone float flour fluids foot friction furrows garner gate gear give grain gravity grinding gudgeons half hoisted hole hopper hopper-boy inch thick inches diameter inches long inches wide leading wheels lever load logs lower maximum meal mill mill-stones mill-wrights minute mortises motion move multiplied nearly non-elastic number of cogs OLIVER EVANS overshot wheel pass penstock perpendicular descent pitch circle Plate pressure principles produce proportion pulley ratio reels revolutions per minute round shute side spindle spout square root strap strike superfine suppose theory trundle undershot wheel velocity wallower water-wheel weight wheat whole
Pasajes populares
Página 354 - This interesting and well-written work, in which the severe truth of history takes almost the wildness of romance, will constitute a valuable addition to our biographical literature.
Página 348 - The most valuable contribution to practical science that has yet appeared in this country . — Athenaeum.
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Página 126 - Experience confirms that this velocity of 3 feet in a second is applicable to the highest overshot wheels, as well as the lowest ; and all other parts of the work being properly adapted thereto, will produce very nearly the greatest effect possible : however, this also is certain from experience, that high wheels may deviate further from this rule, before they will lose their power, by a given aliquot part of the whole, than low ones can be admitted to do ; for a wheel of 24 feet high may move at...
Página 179 - These five machines are variously applied, in different mills, according to their construction, so as to perform every necessary movement of the grain, and meal, from one part of the mill to another, or from one machine to another, through all the various operations from the time the grain is emptied from the wagoner's bag, or from the measure on board the ship, until it be completely manufactured into flour, either superfine or of other qualities, and separated, ready for packing into barrels, for...
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Página 354 - We must pronounce Miss Strickland beyond all comparison the most entertaining historian in the English language. She is certainly a woman of powerful and active mind, as well as of scrupulous justice and honesty of purpose.
Página 17 - When the prop is at one end of the lever, the power at the other, and the weight between them.
Página 102 - But in this case it is very necessary to distinguish the circumstances in which a model differs from a machine in large ; otherwise a model is more apt to lead us from the truth than towards it.