| 摘要 |
<p>The adaptation nipple (7) is formed as a bayonet connection able to turn in the inner panel, opening (6) which is provided with widened parts (23). The nipple has locking projections (11) which rest on the reverse side on the inner panel when engaged. The projections are locked in position by sprung projections (24) formed in the widened part of the opening. The locking projections (11) are harpoon shaped and rest on the reverse surface of the panel.</p> |
