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 9.
Σελίδα 5
... extreme points , Fig . 7 . 8. Lines are either parallel , oblique , perpendicular , or tangential . 9. Parallel lines , Figs . 7 and 8 , are always at the same perpendicular distance , and , if produced , would never meet . 10. Oblique ...
... extreme points , Fig . 7 . 8. Lines are either parallel , oblique , perpendicular , or tangential . 9. Parallel lines , Figs . 7 and 8 , are always at the same perpendicular distance , and , if produced , would never meet . 10. Oblique ...
Σελίδα 17
... extreme points , trace the curve for the mould to be applied to the underside of the front rib , so that the edge of the front rib will be perpendicular to the plan . CDE , are back ribs shown separately . 2 1 DEVELOPMENT OF SURFACES ...
... extreme points , trace the curve for the mould to be applied to the underside of the front rib , so that the edge of the front rib will be perpendicular to the plan . CDE , are back ribs shown separately . 2 1 DEVELOPMENT OF SURFACES ...
Σελίδα 33
... extreme rafter A , Fig . 2 , let gfeh be the section of the purlin . Through its angular points describe the square abcd , which will be a section of the purlin before the corners abcd , are taken off . In an operation of this kind ...
... extreme rafter A , Fig . 2 , let gfeh be the section of the purlin . Through its angular points describe the square abcd , which will be a section of the purlin before the corners abcd , are taken off . In an operation of this kind ...
Σελίδα 34
... extreme point and the perpendicular HI , will be the radius to describe the board to cover that part of the dome contained between the two points . The same process will be required for the other boards until the covering shall be ...
... extreme point and the perpendicular HI , will be the radius to describe the board to cover that part of the dome contained between the two points . The same process will be required for the other boards until the covering shall be ...
Σελίδα 64
... extreme parallels , and the meridian passing through the center of the map , proportional to their real mag- nitude . Another and more exact method is , to make the meridian passing through the center of the map , and all the parallels ...
... extreme parallels , and the meridian passing through the center of the map , proportional to their real mag- nitude . Another and more exact method is , to make the meridian passing through the center of the map , and all the parallels ...
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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