This section is from the book "Cassell's Cyclopaedia Of Mechanics", by Paul N. Hasluck. Also available from Amazon: Cassell's Cyclopaedia Of Mechanics.
Fig. 1 is a plan with dimensions marked, Fig. 2 a front elevation, and Fig. 3 a side elevation; at Fig. i is shown a sect ion through a rail and boarding, as at DD (Fig. 3). Fig. 5 shows the construction of the joint at A (Fig. 3), Fig. 6 that at B, and Fig. 7 the group at C. The general dimensions and sizes of the principal members are also shown. For the panels and roofing, 3/4-in. prepared matchboarding will be most suitable; the roofing should be covered with felt. The sash could either be made fixed or hinged. The arrangement of the seats is shown in Fig. 1. A simple methqd of fixing the boarding to the framing by means of beads at each side is shown at Fig. 4.
Fig. 2.
Fig. 3.
Fig. 6. Design for an Arbour.
 
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