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" Roofs or Beams; and Gladstone's, for a Method of increasing the Strength of Timbers; to these it may be useful to add the two following Inventions. Mr. Smart, of Westminster Bridge Road, having been long convinced of the great convenience of flat roofs... "
The London Journal of Arts and Sciences - Sida 148
1822
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Transactions of the Society Instituted at London for the ..., Volym 37–38

Royal Society of Arts (Great Britain) - 1820 - 864 sidor
...rafters, which I find to be effectual ; and a description of which I here subjoin, as well as a model. I take a square spar of the usual size for a rafter, and, by means of the circular saw, make an incision in it as represented at bb (fig. 1, pi. XIII) ; I then make the...
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Repertory of Arts, Manufactures, and Agriculture: Consisting of Original ...

1820 - 496 sidor
...which I find to be effectual; and a description of which I here subjoin, as well as a model. I take u square spar, of the usual size, for a rafter; and, by means of the circular saw, make an incision in it, as represented at bb, Fig. 1, (Plate VI.); I then nwke the...
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The London journal of arts and sciences (and repertory of patent ..., Volym 4

William Newton - 1822 - 380 sidor
...constructing Riofs. IN our report of Patents this month will be found Tomlinson's, for an improved Eafterfor Roofs or Beams; and Gladstone's, for a Method of increasing...pieces, d, d. This being done, raise up the pieces, a, a, to an angle of 10° or 12°, with the piece, b, b, and introduce the key wedge, e, of seasoned oak,...
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London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Volym 4

William Newton, Charles Frederick Partington - 1822 - 386 sidor
...improved Method of constructing Roofs. IN our report of Patents this month will be found Tomlinson's, for an improved Rafter for Roofs or Beams; and Gladstone's,...right angles in the middle of the rafter into the cut, 6, and after that cut out two thin wedge pieces, d, d. This being done, raise up the pieces, a, a,...
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Register of Arts, and Journal of Patent Inventions, Volym 1

Luke Herbert - 1824 - 394 sidor
...rafters, which I find to be effectual ; and a description of which I subjoin, as well as a model. " I take a square spar of the usual size for a rafter, and by means , .it • ! rf »T . , « " •» •• C« ''4 of a circular saw, make an incision in it as Represented...
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The Engineer's and Mechanic's Encyclopædia: Comprehending ..., Volym 1

Luke Hebert - 1835 - 816 sidor
...Westminster Bridge, is an extract taken from the inventor's communication to the Society of Arts. " I take a square spar of the usual size for a rafter,...means of a circular saw, make an incision in it as shown at bb, Fig. 1 page 156. I then make the cut с at right angles to the former, and equidistant...
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The Engineer's and Mechanic's Encyclopædia, Volym 1

Luke Hebert - 1836 - 814 sidor
...Westminster Bridge, is an extract takrn from the inventor's communication to the Society of Arts. " I take a square spar of the usual size for a rafter,...means of a circular saw, make an incision in it as shown at bb, Fig. 1 page 156. I then make the cut с at right angles to the former, and equidistant...
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The Book of Farm-Buildings: Their Arrangement and Construction. [With Plates.]

Henry Stephens - 1861 - 724 sidor
...tho bow-and-string , rafter." " In this comrnuni- | Г cation," he eays, " I take a • span of thé usual size for a rafter, and, by means of a circular saw, make an incision in it, aa shown at aa, fig. 372. I then make a cut £>, at right angles to the former, and equidistant from...
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