| 摘要 |
668,257. Seats; furniture joints and details. BODE, P. Oct. 23, 1950. [Oct. 31, 1949 ; Feb. 17, 1950 ; July 17, 1950] No. 25726/50. Classes 52 (i) and 52 (ii). A chair is provided with a back which is connected only to the lower ends of the rear legs so that the back may yield resiliently over its entire length. As shown in Fig. 1, the side members 10 of the back are detachably connected at their lower ends to the lower ends of the rear legs 16 by clamps 20. In a modification as shown in Fig. 5, the lower ends of the rear legs 16 and the lower ends of the side members of the back may be hinged together at 32 by means of metal shoes 33, 34 which are also adjustably connected together by a screwed rod 27 and nuts 28, 29 secured to the leg 16 and back member respectively. In another modification the connection at the lower ends of the rear legs and side members of the back may be integral. Figs. 1 and 3 also show the means for attaching the seat frame to the front and rear legs 15, 16 in a detachable manner by means of a fork member 23 bolted or riveted to the seat frame members 19 and having a flange plate 22 sunk into the leg and secured thereto by screws 26 which take into screwed bushes 25 in the leg. |
