TH25064A - Plastic cover with internal seal for quick drain. - Google Patents

Abstract

The invention involved a sputtering lid made of plastic, which had an internal seal (4) to seal the container. That can be turned off The internal seal consists of a narrow seal section with Both have inserts (6) near each other. The insert serves to center and guide. Internal seals to operate smoothly So that the lid can drain as quickly as possible. When being turned out The vent is located in the insertion area (6). This prevents the insertion. Not sticking to the container and allowing gas draining from the container to occur immediately when the seal is not Make contact with the mouth of the container The side surface of the vent also serves as a friction surface. Take it to help smooth out any unevenness in the mouth of the container before the actual seal touches it.

Claims (1)

1. Plastic lid that can be rotated to seal the container at the container orifis, such a lid consists of: a cylindrical wall; A base which has an internal surface and is attached to the wall of the cylinder; An internal seal that extends down from the inner surface of the base of the lid. A radial line consisting of a seal that is enclosed at the outer end. To provide internal sealing for The orifis of the container which is closed and has an insert placed under the seal; The said seal is placed away from the base of the lid and the edge is fixed: