The American House Carpenters' and Joiners' Assistant: Being a New and Easy System of Lines, Founded on Geometrical Principles, for Cutting Every Description of Joints, and for Framing the Most Difficult Roofs; to which is Added a Complete Treatise on Mathematical Instruments. Also, Mensuration, Tables of the Weights and Cohesive Strength of the Several Materials Used in the Construction of Buildings, &cD. Burgess, 1853 - 136 σελίδες |
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Σελίδα 7
... drawn from the centre to the circumference . The diameter of a circle , Fig . 5 , is a line drawn through the centre , and terminating in the circumference on both sides . A chord , Fig . 6 , is a right line joining the extremities of ...
... drawn from the centre to the circumference . The diameter of a circle , Fig . 5 , is a line drawn through the centre , and terminating in the circumference on both sides . A chord , Fig . 6 , is a right line joining the extremities of ...
Σελίδα 9
... draw the lines EF and DG , producing them until they meet , which will be the point or centre from which to describe the circle which shall touch the points A B C. Figure 2 . A tangent to a circle being given , to find the point of ...
... draw the lines EF and DG , producing them until they meet , which will be the point or centre from which to describe the circle which shall touch the points A B C. Figure 2 . A tangent to a circle being given , to find the point of ...
Σελίδα 10
... draw a line making equal angles with two given lines . Let DA , CB , be two converging lines . Draw GH parallel to CB , and IH parallel to D A. Make GH and HI equal . From the points , G and I , describe the arcs JK , and through the ...
... draw a line making equal angles with two given lines . Let DA , CB , be two converging lines . Draw GH parallel to CB , and IH parallel to D A. Make GH and HI equal . From the points , G and I , describe the arcs JK , and through the ...
Σελίδα 12
... draw the lines 1D , 2D , etc. Through the points of intersection draw the curve , and you will obtain one quarter of the required ellipsis . PLATE V. Figure 1 . Having the side of an octagon given , to describe the figure , and also to ...
... draw the lines 1D , 2D , etc. Through the points of intersection draw the curve , and you will obtain one quarter of the required ellipsis . PLATE V. Figure 1 . Having the side of an octagon given , to describe the figure , and also to ...
Σελίδα 13
... draw BF , then AF will determine the size of the figure . Join BDE , etc. , and the octagonal figure will be complete . Figure 5 . To inscribe a polygon of six sides . Describe a circle as . represented , and , taking any point therein ...
... draw BF , then AF will determine the size of the figure . Join BDE , etc. , and the octagonal figure will be complete . Figure 5 . To inscribe a polygon of six sides . Describe a circle as . represented , and , taking any point therein ...
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The American House Carpenters' and Joiners' Assistant Lucius D. Gould Περιορισμένη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
26 Spruce St angle rib beam beam compasses bevel breadth Cast Iron circle circumference colatitude constructed copy cube root cubic feet depth describe the arc diagonal diameter divided draw the lines edge Eighths elevation ellipsis extent will reach Figure floor frame girders given line given number gnomonic projection half hypothenuse inches instrument Invented and Drawn jack-rafters Join joists length in feet limb line of chords line of numbers line of sines Lith 26 Spruce meridian method of finding multiplied nail number of degrees number of equal pencil perpendicular plane Plate polygon primary divisions proportional purlin quadrant quarter girt quotient radius regular polygons represent right angles right line roof rule Rule.-Multiply screw secants sector Shows the method slider sliding soffit square root straight line stroke subdivision tangents thickness transverse distance triangle truss vernier scale weight