| 摘要 |
PCT No. PCT/GB86/00408 Sec. 371 Date Apr. 24, 1987 Sec. 102(e) Date Apr. 24, 1987 PCT Filed Jul. 15, 1987 PCT Pub. No. WO87/00602 PCT Pub. Date Jan. 29, 1987.A clamp for securing a hose on a pipe end has a band (4) which encircles the hose with one end (6) of the band overlying the other end (7) in sliding engagement, a housing (8) which is fixed to one band end (6), a worm drive (10) within and free to move relative to the housing (8) and which engages a toothed track or like which runs longitudinally along the length of the band (4), and a stack of Belleville washers or like (20) which acts between the housing (8) and the worm drive (10) to urge them apart and so to tighten the band around the hose should the tension fall below the limit set by manual operation of the worm drive at the time of installation.
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