| 摘要 |
A hose construction, coupling therefor and methods of making the same are provided, the hose construction (30-30C) comprising a tubular hose (31-31C) and a coupling (32-32C) secured to one end (33-33C) of the tubular hose, the coupling having an insert (51-51C) disposed in the one end (33-33C) of the tubular hose (31-31C) and being radially outwardly expanded into sealing relation with an inner corrugated hose (34) of the tubular hose (31-31C), the insert (51-51C) having an outer peripheral surface (53, 53B) defined by a plurality of outwardly directed projections (54, 54B) with recesses (55, 55B) therebetween, the projections of the insert (51-51C) being respectively received in recesses (38) of the inner hose (34) and projections (37) of the inner hose being respectively received in the recesses (55, 55B) of the insert (51-51C) whereby the interior of the tubular hose (31-31C) is substantially sealed to the interior of the coupling (32-32C), the projections (54, 54B) of the insert (51-51C) each having a substantially flat outer surface (56). |
