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Titel: The Roofing, Cornice and Skylight Manual; ...
Einband: Soft cover
Brand New, Unread Copy in Perfect Condition. A+ Customer Service!. Buchnummer des Verkäufers ABE_book_new_123638721X
Inhaltsangabe: This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1901 Excerpt: ...of the molding G, which miters to the leader head E, as shown. Fig. 49 is a part of Fig. 47 reversed, showing topbrace fastened at top and bottom to prevent the gutter from breaking down when filled with snow and ice. After the gutter is lined and the top lock is soldered water tight a galvanized iron brace is screwed to the roof boards and into the plank to the front of the gutter, as shown. These braces are placed about 30 to 36 inches apart, and Fig. 49.--Fart Section of Gutter, Showing Top Brace. are made of Vie x 1 inch band iron, the same material being used for the inside braces, shown in Fig. 47. The method of bending these braces was fully explained in a previous chapter. Having now explained how the work is to be constructed and put up, we are in a better position to take the measurements and obtain the patterns. OBTAINING MEASUREMENTS AND PATTERNS. Fig. 50 is a rough sketch of the roof plan of a bay window, showing the leader, projection of the leader head and angles of walls. The measurement for the moldings would be taken upon the wall line from A to B, B to C and C to D, the angles ABC Fig. 51.--Method of Obtaining Two Miter Patterns, Using One Profile. and BCD being the same. The angle is taken with a bevel, as explained in a previous chapter. The angles at A E and D F are square. Two miter patterns would be required, one for the angle A B C or B C D and the other for the leader head shown in Figs. 47 and 48. To obtain the two patterns for the miters proceed as follows: Let A, Fig. 51, represent the section or profile of the gutter, shown at F', Fig. 47. Place the profile in its correct position, as indicated, having the line 12 13 of the profile A" perpendicular, and divide the profile into a number of parts, as shown. In line with 2 3 ...
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