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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Αποτελέσματα 1 - 5 από τα 40.
Σελίδα 11
... taken to keep the cord to an even tension . Figure 4 . To make an ellipsis by means of a trammel . Let A C , BD be the given diameters of the required ellipsis , and FGH the trammel , with pins at GH , and pencil at F. Make FG equal to ...
... taken to keep the cord to an even tension . Figure 4 . To make an ellipsis by means of a trammel . Let A C , BD be the given diameters of the required ellipsis , and FGH the trammel , with pins at GH , and pencil at F. Make FG equal to ...
Σελίδα 29
... taken off , to form the backs of the common rafters , and this is indicated by the diverging lines shown on the elevation of the rafters . The joints , at the top , or peak , of the roof , are found in the same manner as at G , Fig . 2 ...
... taken off , to form the backs of the common rafters , and this is indicated by the diverging lines shown on the elevation of the rafters . The joints , at the top , or peak , of the roof , are found in the same manner as at G , Fig . 2 ...
Σελίδα 33
... taken off to form the back of the angle - rafter . PLATE XXVIII . Shows the method of finding the size of the timber required for the purlins of a conical roof . Fig . 1 is the plan , and Fig . 2 the elevation . On the extreme rafter A ...
... taken off to form the back of the angle - rafter . PLATE XXVIII . Shows the method of finding the size of the timber required for the purlins of a conical roof . Fig . 1 is the plan , and Fig . 2 the elevation . On the extreme rafter A ...
Σελίδα 44
... showing the method of fitting a board over a diminished column . In this case , the cord of the circle , at each point of division , must be taken . ON MITERING CIRLES . PLATE XL . Shows the method 44 SPRINGING AND BENDING MOULDINGS .
... showing the method of fitting a board over a diminished column . In this case , the cord of the circle , at each point of division , must be taken . ON MITERING CIRLES . PLATE XL . Shows the method 44 SPRINGING AND BENDING MOULDINGS .
Σελίδα 48
... taken , and make the extremity of the other leg coincide accurately with the end of the required distance , by turning the screw . COMPASSES WITH MOVABLE POINTS . - If . an arc or circle is to be described faintly , merely as a guide ...
... taken , and make the extremity of the other leg coincide accurately with the end of the required distance , by turning the screw . COMPASSES WITH MOVABLE POINTS . - If . an arc or circle is to be described faintly , merely as a guide ...
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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