| 摘要 |
1343821 Link hinges P J BARDSLEY 19 April 1971 [3 April 1970] 25951/71 Heading E2F A hinge which may be concealed, comprises two pairs of brackets 1, 1a, 2, 2a wherein each bracket consists of two parts 3 and 4, part 3 for attachment and part 4 containing a pair of pivot points 5 to which are pivotally attached pairs of links 14, 15, 16 and 17. The links of each pair are pivotally interconnected preferably so as to form two main parallelograms with an intermediate joining parallelogram. If desired each pair of brackets may be a single integral unit. |
