Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 151
HEEL STRAP \^sd bolt it NUT Fig. 499. Fig. 500. Fig. 499.—Heel Strap connected to Tie-beam byBolt, and tightened to Principal Rafter by Wedge. Fig. 500.—General View of Strap and Bolt. shown ; but this is not quite such a good form as that illustrated at Fig. 459, page 122. Occasionally the head of… … si rap VH/V Fig. 501.—Two-way Strap for Head of King-post. than this form of heel strap, which cannot beproperly tightened; the bolt may be tight-ened, but it weakens the timbers a trifle byloss of sectional area, which, however, is notserious; the stirrup weakens the timberleast, and can be…
Carpentry · Joinery
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