The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art, Volume 5Gould, Kendall, and Lincoln, 1854 |
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Pagina 24
... action of water . WE present to the readers of the Annual of Scientific Discovery for 1854 , a PORTRAIT OF EDWARD HITCHCOCK , President of Amherst College , -Geologist to the State of Mas- sachusetts , & c . , & c . All communications ...
... action of water . WE present to the readers of the Annual of Scientific Discovery for 1854 , a PORTRAIT OF EDWARD HITCHCOCK , President of Amherst College , -Geologist to the State of Mas- sachusetts , & c . , & c . All communications ...
Pagina 47
... action upon the materials were designed to copy the movement of the hands when pressing a stalk of flax between the thumbs and fingers , then slowly moving the hands backwards and forwards in opposite directions , allowing the MECHANICS ...
... action upon the materials were designed to copy the movement of the hands when pressing a stalk of flax between the thumbs and fingers , then slowly moving the hands backwards and forwards in opposite directions , allowing the MECHANICS ...
Pagina 48
... action of the dressing blades . These blades draw in the mass , striking first on one side and then on the other , nearly at right angles with the line of the fiber , beating out the wood and impurities which pass off through the ...
... action of the dressing blades . These blades draw in the mass , striking first on one side and then on the other , nearly at right angles with the line of the fiber , beating out the wood and impurities which pass off through the ...
Pagina 49
... action of which , aided by currents of air from a fan blower , the woody parts of the stalks are broken into minute frag- ments , and separated and blown away from the machine on one side . From the beater , the fiber without waste ...
... action of which , aided by currents of air from a fan blower , the woody parts of the stalks are broken into minute frag- ments , and separated and blown away from the machine on one side . From the beater , the fiber without waste ...
Pagina 50
... action is repeated quietly and safely , at the rate of more than three thousand blows per minute . Such is the perfection of the result , that good well - conditioned flax is delivered from the beater upon the dis- charging apron , in ...
... action is repeated quietly and safely , at the rate of more than three thousand blows per minute . Such is the perfection of the result , that good well - conditioned flax is delivered from the beater upon the dis- charging apron , in ...
Overige edities - Alles bekijken
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art Volledige weergave - 1857 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art Volledige weergave - 1856 |
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