Push-Button Locking Cup Lid and Thermos Cup

Patent metadata

Field	Value
Publication number	US-2023002130-A1
Application number	US-202217838260-A
Country	US
Kind code	A1
Filing date	Jun 13, 2022
Priority date	Jul 2, 2021
Publication date	Jan 5, 2023
Grant date	—

Abstract

A push-button locking cup lid and thermos cup, including a top lid provided with a water outlet, an inner plug provided with a steam outlet, and a double sealing valve structure mounted inside the top lid, which includes a button rod, a front spring, a rear spring, a spring mounting box fixed to the top lid, a water outlet valve rod and a steam outlet valve rod respectively configured to open or close the water outlet and the steam outlet, and respectively provided with a water sealing silicone and a steam sealing silicone; a middle part and an upper end of the button rod are respectively articulated with the top lid and the steam outlet valve rod; a slider switch is provided on a side wall of the top lid corresponding to the button rod; a blocker is provided on the slider switch to block the steam outlet valve rod.

First claim

What is claimed is:

1 . A push-button locking cup lid, comprising a top lid, an inner plug, and a double sealing valve structure mounted inside the top lid; a water outlet and a steam outlet are provided respectively on the top lid and the inner plug; wherein the double sealing valve structure comprises a button rod, a water outlet valve rod configured to open or close the water outlet, a steam outlet valve rod configured to open or close the steam outlet, a front spring, a rear spring, and a spring mounting box fixedly connected to the top lid; a first end of the water outlet valve rod is provided with an axial hole; two symmetrical holes are provided on a wall of the axial hole; a first end of the steam outlet valve rod is inserted into the axial hole; a position limiting pin is connected to the first end of the steam outlet valve rod; two ends of the position limiting pin pass through the two holes respectively; two ends of the front spring are fixedly connected to an inner front side wall of the spring mounting box and the position limiting pin respectively; two ends of the rear spring are fixedly connected to an inner rear side wall of the spring mounting box and the position limiting pin respectively; a water sealing silicone and a steam sealing silicone are provided on the water outlet valve rod and the steam outlet valve rod respectively; a middle part of the button rod is articulated to the top lid, and an upper end part of the button rod is articulated to a second end of the steam outlet valve rod; a side wall of the top lid which aligns with the button rod is provided with a slider switch which is capable of being moved up and down; a blocker is provided on the slider switch to block the second end of the steam outlet valve rod.

2 . The push-button locking cup lid of claim 1 , wherein the top lid comprises a lid body and a side lid connected to the lid body; a vertical groove is provided on the side lid; the slider switch is slidably mounted in the vertical groove.

3 . The push-button locking cup lid of claim 1 , wherein a dust-proof inner lid is detachably arranged on the inner plug.

4 . The push-button locking cup lid of claim 3 , wherein a rubber cushion is provided between the inner plug and the dust-proof inner lid.

5 . A thermos cup, comprising a cup body and the push-button locking cup lid of any one of claims 1 - 4 ; wherein the cup body and the push-button locking cup lid are in threaded connection.

Assignees

• Huang Wei

Inventors

• Huang Wei

Classifications

• A45F3/18

  of rigid material · CPC title

• A47G19/2272 Primary

  from drinking glasses or cups comprising lids or covers · CPC title

• A47J41/0022 Primary

  the stopper comprising two or more pieces movable relatively to each other for opening or closing the dispensing passage · CPC title

• A47G19/2288

  with means for keeping liquid cool or hot · CPC title

• B65D47/32

  with means for venting · CPC title