Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 443
LEVER Fig. 57. Kefrigeratoi Clailip. There are also on the market types of patented bolts, one ofwhich, when pushed by the foot, is forced by a strong spring against thefloor: the end of the rod is protected by a heavy rubber buffer, the … Fig. 58. Door Check and Spring. friction of which on the floor is sufficient to hold the door in anyposition (Fig. 59). Fig. GO is another convenient typ(> of (lo()r-hold(>r,its method of operation being self-evident. 368 HARDWARE 37 Kick plates and push plates, while not often needed in…
Architecture · Building · Carpentry
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