The essentials of descriptive geometry . A I c D > Problem 277. Twisted Connecting Pipe A B C D E F G a 12 6 12 6 3 3 22 b 18 12 20 9 6 6 30 c 8 8 12 6 4 4 24 d 16 8 16 8 6 6 30 e 8 4 8 4 6 6 24 i86 ESSENTIALS OF DESCRIPTIVE GEOMETRY. Problem 278. Conical Connection for Offset Cylinders A B C D E X Notes a 8 16 8 8 14 60 b 12 18 12 10 12 45 c 8 16 8 8 14 30 d 12 18 12 10 12 30 e 8 14 10 8 18 60 MODEL MAKING 187 1_ 1 ^^ \ -??? 1 ---. \ \ i ^^ c i / \ —1 / —I ! Problem 279. Hopper for Pipe A B C D E F G X Pipe Section a 12 6 6 10 3 S 10 90 Rect. b ?15 is 10 18 S 9 12 90 Circle c 6 6 6 10 3 s
The essentials of descriptive geometry . A I c D > Problem 277. Twisted Connecting Pipe A B C D E F G a 12 6 12 6 3 3 22 b 18 12 20 9 6 6 30 c 8 8 12 6 4 4 24 d 16 8 16 8 6 6 30 e 8 4 8 4 6 6 24 i86 ESSENTIALS OF DESCRIPTIVE GEOMETRY. Problem 278. Conical Connection for Offset Cylinders A B C D E X Notes a 8 16 8 8 14 60 b 12 18 12 10 12 45 c 8 16 8 8 14 30 d 12 18 12 10 12 30 e 8 14 10 8 18 60 MODEL MAKING 187 1_ 1 ^^ \ -??? 1 ---. \ \ i ^^ c i / \ —1 / —I ! Problem 279. Hopper for Pipe A B C D E F G X Pipe Section a 12 6 6 10 3 S 10 90 Rect. b ?15 is 10 18 S 9 12 90 Circle c 6 6 6 10 3 s 10 90 Circle d 115 15 10 18 s 9 12 120 Circle e 9 9 6 10 3 s 10 13s Circle Note: In all of the above problems the axis of the hopper remains vertical. 188 ESSENTIALS OF DESCRIPTIVE GEOMETRY
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