| 摘要 |
<p>The stopper is used for closing bottles with alcoholic drinks and has improved and simplified design, as well as increased reliability in operation. It comprises an upper stopper (1) made of an outer casing (2) with partially threaded inner surface (3). In casing (2), an inner casing (4) is fitted, in the form of two-way or one-way opened cylinder the inner surface (6) of which is partially ribbed, and in its upper part contains a ring-shaped groove (7) and a locking ring (9). An incision ring (11), the inner surface (12) of which is in the form of a truncated cone is spot-fitted to the lower part of the outer casing (2). In the inner casing (4), a closing head (14) is fitted, and the lateral ribs (19), reinforcing the closed hollow cylinder (17) are from two to four in number, with a sealing ring (16). 5claims, 6 figures</p> |
