| 摘要 |
<p>The system (200) comprises a first element (10) used for joining several bars attached to elements of a second design. The circular first element (10) is assembled of two identical parts joined with hinges (12) and has a central opening (11) for the accommodation of a bar. Several T-shaped recesses (16) are arranged its outer edge for the joining of an appropriate number of complementary shaped elements of the second kind. Each of those elements is designed as a cylindrical bar holding sleeve with a T-shaped extension at the top.</p> |
