SUCK-ON PLATE AND SUCK-ON PLATE DEVICE WITH SUCK-ON PLATE Russian patent published in 2018 - IPC F16B47/00 

FIELD: human life necessities satisfaction.

SUBSTANCE: device with a cup sucker contains a cup sucker, a sealing lid and a shift button. The cup sucker contains a main body made of flexible material having a disk shape and a supporting and connecting unit connected to the main body and made of a rigid material. The side wall of the supporting and connecting unit is provided with an external thread. The edge of the main body is provided with the first suck-on structure. The side of the longitudinal section of the first suck-on structure has a stepped shape and the upper part of the first suck-on structure is located higher than the central region of the upper part of the main body. The sealing lid is made of flexible material and comprises a cover plate and a side plate surrounding the edge of the cover plate and extending downward. The side plate is provided with the second suck-on structure, configured to interact with the first suck-on structure. The shift button is located on the sealing lid. The lower portion of the shift button is provided with a threaded hole in which an internal thread is provided, adapted to cooperate with an external thread. A portion of the area near the bottom surface of the shift button is in contact with the upper surface of the sealing lid. The shift button comprises a top plate and a side stop tab located at the edge of the top plate. The bottom surface of the top plate is provided with a connecting column. The connecting column has a threaded hole in the direction of the longitudinal axis of the connecting column. The outer side wall of the connecting column is provided with a supporting sleeve. The lower surface of the supporting sleeve is in contact with the upper surface of the sealing lid, and the lower surface of the side stop tab is in contact with the upper surface of the sealing lid.

EFFECT: increased reliability of device fixation on the site.

6 cl, 10 dwg