Elements of Descriptive GeometryMacmillan and Company, 1878 - 202 páginas |
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Página ix
... projection Problem VII . To determine the projections of a straight line which shall contain a given point and make ... horizontal projection of a given angle e , when the lines containing it make angles a and ẞ respectively with the ...
... projection Problem VII . To determine the projections of a straight line which shall contain a given point and make ... horizontal projection of a given angle e , when the lines containing it make angles a and ẞ respectively with the ...
Página x
... horizontal plane • Problem XXV . Given the horizontal trace of a plane and the position of a point in the plane when it is rabatted on the horizontal , to find the projections of the point when the plane is raised into any given ...
... horizontal plane • Problem XXV . Given the horizontal trace of a plane and the position of a point in the plane when it is rabatted on the horizontal , to find the projections of the point when the plane is raised into any given ...
Página xi
... projection ; and a plan when one of the faces is horizontal Problem IX . To draw the plan of a tetrahedron , when the inclina- tions of a face and one edge of that face are given : also an eleva- tion on a given vertical plane Problem X ...
... projection ; and a plan when one of the faces is horizontal Problem IX . To draw the plan of a tetrahedron , when the inclina- tions of a face and one edge of that face are given : also an eleva- tion on a given vertical plane Problem X ...
Página 18
... horizontal and the other vertical ; thus ( H ) in fig . 1 is the horizontal plane of projection , and ( V ) the vertical plane of projection . Their common section xy is called the ground line . Projections on the horizontal plane are ...
... horizontal and the other vertical ; thus ( H ) in fig . 1 is the horizontal plane of projection , and ( V ) the vertical plane of projection . Their common section xy is called the ground line . Projections on the horizontal plane are ...
Página 20
... projection . The points A and B ( figs . 9 , 11 , 13 , 15 ) are the traces of the line AB : A is called the horizontal trace , and B the vertical trace . The straight lines LR and SN ( fig . 5 ) are the ver- tical and horizontal traces ...
... projection . The points A and B ( figs . 9 , 11 , 13 , 15 ) are the traces of the line AB : A is called the horizontal trace , and B the vertical trace . The straight lines LR and SN ( fig . 5 ) are the ver- tical and horizontal traces ...
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Términos y frases comunes
abcd auxiliary planes axes BALFOUR STEWART centre common section cone of revolution conical surface Construction contain a given contains the line Crown 8vo curve of intersection describes a circle determine the traces diameter dihedral angles distance draw a line draw a tangent Draw the projections drawn edge ELEMENTARY TREATISE ellipse equal faces Fcap figure find the point find the projections find the traces given line given point given spheres ground line horizontal plane horizontal projection horizontal trace hyperboloid inclined at 45 limiting planes meridian numerous Illustrations Owens College P. G. TAIT pendicular perpendicular plane containing plane LMN plane of projection plane parallel plane required point of intersection position Prob PROBLEM Professor Proof rabatment radius required to find respectively revolving right angles ruled surface straight line surface of revolution tangent plane Theor THEOREM tion trihedral vertex vertical plane vertical projection vertical trace
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