| 摘要 |
<p>A subbase (1) comprising sectional distributing units (3) for supporting and feeding compressed air to control valves (2) respectively to utilizing apparatuses. Each distributing unit (3) is provided with a main duct (7) between lateral surfaces (10) defining the interfaces of adjacent distributing units (3), and connecting means for firmly and tightly securing two or more distributing units (3) together; the connecting means comprise, in correspondence with the aforesaid interfaces (10), pivot means (14, 15) situated on one side of the main duct (7), and at least one locking member (16) on the opposite side, said locking member (16) acting to exert a coupling force between interfaces of adjacent distributing units (3) which slopes towards and forms an angle with the longitudinal axis of the main duct (7).</p> |
