Builder's hardware; a manual for architects, builders and house furnishers . Fig. 205. Security Sash-fast. SASH-FASTENINGS. 135 sasli can then be opened freely. On closing the window, how-ever, the lower rail strikes against a hidden lever or cam at the back of A, lifting it from itshold on O, so the piece B candescend to hook in the posi- Chapter Fig. 206. Shaws Sash-fast. Nichols & Fig. 207. Davis Sash-fast. Sise, GibsonBellamy, Agents. & Co. tion shown by the figure. The only spring used is one whichpushes out B when A is released. This sash-fast is very

---

Size: 2433px × 1027px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, bookidbuildershard, bookyear1890