Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 112
ion- of the line shotvs its true length, Fig. 103, Fig. 104, and Fig. 105. PROFILE PLANE A third plane perpendicular to both coordinate planes, and henceto the ground line, is called a profile plane. This plane is vertical inposition, and may be used as a plane of projection. A projection onthe… … Fig. 106. Projections of a Line on Hori-zontal, Vertical, and Profile Planes Fi£ 107. Three Projections of aRectangular Prism A projection on this plane is found in the same way as on theV plane, i. e., by perpendiculars drawn from points on the object. Since, however, the profile plane is…
Architecture · Building
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