Page:Sheet Metal Drafting.djvu/246

232 Pipe offset, rectangular, 100 related mathematics, 102 Pipe, standard cuts of, 61 Pitch top cover, 83 related mathematics, 85 Planes, cylinders cut by, 45 Prisms, intersecting rectangular, 95 Problems, index of, 235 Projection lines, 7 Projections, orthographic, 2 Pump, boat, 125 related mathematics, 127 Pyramids, rectangular, frustums of, 135

Quantity production, ash barrel, 110

Rake moulding, 184 Rectangle, area of, 16 Rectangular elbow, three-piece, 96 related mathematics, 97 Rectangular flaring pans, 140 related mathematics, 142 Rectangular pipe, curved elbow in, 106 Rectangular pipe offset, 100 related mathematics, 102 Rectangular pyramids, frustums of, 135 Rectilinear figures, 1 Register boxes, 143 related mathematics, 145 Related mathematics, ash barrel, 117 ash pan, 155 atomizing sprayer, 150 boat pump, 127 candy pan, 19 chimney tube, 32 conductor head, 178 conical flower holder, 82 conical roof flange, 91 cup strainer, 164 curved elbows, 106 diagonal offset, 105 dripping or roasting pans, 138 elbows, 58, 97 half-pint cup, 36 galvanized match box, 16 garbage can, 42 iron bread pan, 23 liquid measures, 171 oval to round transition, 193 painter's pail, 40 pitch top cover, 85 rectangular flaring pan, 142 rectangular pipe offset, 102 register boxes, 145 rotary ash sifter, 160 sheet metal cleat, 13 short handled dipper, 167 split header, 213 sprinkling can, 123 tangent tees and tee joints, 76 Return and face miters, 173 Revolution, solids of, 80, 97 Right cone, 80 Roasting pan, 136 related mathematics, 138 Roof flange, 129 Roof flange, conical, 89 related mathematics, 91 Rotary ash sifter, 156 related mathematics, 160 Round elbow, oval to, 216 Round transition, oval to, 191 related mathematics, 193 Round transition, square to, 188

Scalene cone, 186 frustum of, 204 triangulation of, 185 Scale, triangular, 6 Schedules of materials, 150 Scoop, 46 Sections, developed and extended, 215 Sections, developments by, 203 Sections formed by cutting planes, Sector, area of, 82 Sheet metal cleat, 12 related mathematics, 13 Sheet metal drafting, 1 Short handled dipper, 165 related mathematics, 167