FIELD: food industry; bottles for strong drinks. SUBSTANCE: proposed device contains valve element freely held in body for sealing interaction with valve seat being furnishes with two heads pointed in opposite directions. Each head is provided with round sealing surface capable of providing adequate sealing together with valve seat. Opposite surfaces of heat are integral connected with each other by partitions of even number uniformly spaced around valve element. EFFECT: non-expensive device easy to assemble and fit in bottle with provision of high degree of protection against opening. 13 cl, 6 dwg _
| Title | Year | Author | Number |
|---|---|---|---|
| PACKING CONTAINER VALVE (VERSIONS) | 1998 |
|
RU2198122C2 |
| CLOSING DISTRIBUTION DEVICE | 2000 |
|
RU2241649C2 |
| CLOSING DEVICE WITH AIR-TIGHT PLUG | 2000 |
|
RU2232115C2 |
| BRUSH FOR APPLICATION OF MASCARA ON EYELASHES | 2003 |
|
RU2276961C2 |
| PLASTIC SNAP CAP WITH GUARANTEED FASTENING AND METHOD OF ITS MANUFACTURE | 1995 |
|
RU2125530C1 |
| SCREW CAP WITH SAFETY BELT | 1995 |
|
RU2141917C1 |
| PLASTIC SCREW CAP | 1994 |
|
RU2114035C1 |
| SCREW CAP WITH PREVENTION OF THREAD STRIPPING (VERSIONS) | 1995 |
|
RU2135402C1 |
| CAP WITH SAFETY STRIP | 1996 |
|
RU2129511C1 |
| SAFETY COVER-AND-CONTAINER COMBINATION | 2005 |
|
RU2296702C1 |
