Blaw-Knox Company (Pittsburgh, Pa.) · Blaw-Knox Co. · leaf 20
fted upwards. The tie wires are inserted in recesses between the panels formedby crimping the angle which forms the side of the panel and copingout a narrow strip of the plate. The wires are held by keys whichpass through the slots in the flanges of adjacent panels. Wire ties are placed for each… … Fig. 23 The wire ties used to keep the form from spreading are made upon atie making machine which may be adjusted to produce ties of any de-sired length. This machine is illustrated in Fig. 23, and the preferredstyle of tie made upon it is shown in Fig. 24. No. 12 annealed ironwire is usually…
Building materials · Concrete · Formwork
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