Useful Information for Engineers: Containing Experimental Researches on the Collapse of Boiler Flues and the Strength of Materials, and Lectures on Popular Education and Various Subjects Connected with Mechanical Engineering, Iron Shipbuilding, the Properties of Steam, Etc. Second series |
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Page 168
... horses . The Lanarkshire plough is different from the above , making a trapezoidal instead of a rectangular furrow ... horses . This system requires an additional driver , and it is very questionable if the work is so well done as by a ...
... horses . The Lanarkshire plough is different from the above , making a trapezoidal instead of a rectangular furrow ... horses . This system requires an additional driver , and it is very questionable if the work is so well done as by a ...
Page 169
... horses with the Scotch form of plough . Such , however , is the force of habit and the attachment to old tools and old customs , as to encourage the prejudice against any innovation on the slowly declin- ing methods of ages that are ...
... horses with the Scotch form of plough . Such , however , is the force of habit and the attachment to old tools and old customs , as to encourage the prejudice against any innovation on the slowly declin- ing methods of ages that are ...
Page 170
... horses are required to loosen the subsoil , and ultimately to convert it into a fertile and productive mould . Some improvements have been made on this plough , but the principle on which it was first constructed has 170 AGRICULTURAL ...
... horses are required to loosen the subsoil , and ultimately to convert it into a fertile and productive mould . Some improvements have been made on this plough , but the principle on which it was first constructed has 170 AGRICULTURAL ...
Page 173
... horse engine is 2207. , and the experience of several farmers appears to show that it is worth while to lay out this sum in order to derive full benefit from the process . " Mr. Smith of Deanston's method of turn- ing the instrument at ...
... horse engine is 2207. , and the experience of several farmers appears to show that it is worth while to lay out this sum in order to derive full benefit from the process . " Mr. Smith of Deanston's method of turn- ing the instrument at ...
Page 174
... horse labour would have cost 8s . per acre . The trenching implement going twelve inches deep , ploughed at the rate of five acres per day at a cost of 11s . per acre , which would require six horses in order to accomplish one acre per ...
... horse labour would have cost 8s . per acre . The trenching implement going twelve inches deep , ploughed at the rate of five acres per day at a cost of 11s . per acre , which would require six horses in order to accomplish one acre per ...
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Useful Information for Engineers: Containing Experimental Researches on the ... William Fairbairn No preview available - 2018 |
Useful Information for Engineers: Containing Experimental Researches on the ... William Fairbairn No preview available - 2016 |
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20 tons applied in lbs bar iron boiler bridges Britannia Bridge calculated cast-iron collapsing pressure compression construction crane Crown-glass crushed cube cylinder deck defect diameter Dictionary direction elongation Encyclopædia experiments external pressure Fahr feet 6 inches fibre Flint-glass flues force formula fracture Grauwacke Green glass History horses Illustrations improvements inch in lbs inch thick increase Ingleton iron ships iron vessels JAMES MARTINEAU keelsons Keyham labour Lectures length load longitudinal machine material mean ments mills nearly observed Penmaenmawr Post 8vo powers of resistance practical present principle red heat Remarks Rennie Resistance of Glass riveted Royal rupture Sandstone Second Edition sectional area specimens Square crown 8vo square inch Staffordshire steam engine stone Strain applied strength strength of materials stringers subjected temperature tensile tensile strength Thicknesses measured tubes vols weight per square wheel Woodcuts wrought iron
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