| 摘要 |
<p>A conduit piece 10 has inside it a coupling 12. Conduit piece 10 has a circular hole 14 having a chamfered edge 16, and the coupling 12 has a hole 18. Inserted through holes 14 and 18 is fixing 20 which has a head 22 and body 24 The head comprises a flat outer surface 26 and a chamfered edge 28, the body 24 having a helical thread 30 In use, fixing 20 is inserted through the holes 14 and 18 in conduit 10 and coupling 12, such that chamfered edge 16 of hole 14 engages with chamfered edge 28 of fixing 20 The flat surface 26 of fixing 20 forms a substantially continuous surface with the outer surface of conduit 10, thereby providing a hygienic and easy to clean fixing. Fixing 20 is secured into position by threaded nut 32. <IMAGE></p> |
