US 12,336,662 B2Granted

Tea drinking vacuum flask with tea-making function

OwnerMungyuen Liinventor

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Abstract

A tea drinking vacuum flask includes a lid body, a connecting piece, a filtering element, and a liquid containing body. The lid body comprises a first end and a first open end arranged opposite to the first end. The connecting piece comprises a channel having a first connection end and a second connection end. The first connection end is detachably connected with the first open end. The filtering element comprises first and second parts fixedly connected with each other. The first part is positioned at the end, facing the lid body, of the second part. Open slots are formed in the first part. Filtering holes are formed in the second part. Flow areas of open slots are different from those of filtering holes. The filtering element is detachably connected with the connecting piece. The liquid containing body is detachably connected with the second connection end of the connecting piece.

Claims20

Dependent claims

A tea drinking vacuum flask with a tea-making function, the tea drinking vacuum flask comprising:

a lid body which comprises a first end and a second end arranged opposite to the first end;
a connecting piece which comprises a channel, wherein the channel comprises a first connection end and a second connection end, and wherein the first connection end is detachably connected with the second end, wherein a water sealing part is detachably fixed at a protruding part of the connecting piece;
a filtering element which comprises a first part and a second part which are fixedly connected with each other, wherein the first part is positioned at the end, facing the lid body, of the second part;
wherein open slots are formed in the first part, filtering holes are formed in the second part;
and the filtering element is detachably connected with the connecting piece, wherein with the filtering element assembled to the connecting piece, the open slots are positioned such that at least a portion of the flow area of the open slots allow for air flow through the open slots around the water sealing part to achieve air balance;
and
a liquid containing body which is detachably connected with the second connection end of the connecting piece.

4 more elements

A tea drinking vacuum flask with a tea-making function, the tea drinking vacuum flask comprising:

a lid body which comprises a first end and a first threaded end arranged opposite to the first end;
a connecting piece which comprises a channel, wherein the channel comprises a first connection end and a second connection end, and the first connection end is detachably connected with the first threaded end;
a filtering element which comprises a first part and a second part which are fixedly connected with each other, wherein the first part is positioned at the end, facing the lid body, of the second part;
wherein open slots are formed in the first part, filtering holes are formed in the second part, and flow areas of the open slots are different from flow areas of the filtering holes;
and
a liquid containing body which is detachably connected with the second connection end of the connecting piece,
wherein elastic clamp holders are arranged on the outer wall of the first part of the filtering element, wherein the elastic clamp holders are defined within the open slots such that each open slot includes a respective elastic clamp holder.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application: 17/483,804Filed 24 Sep 2021
Priority: CN 202022137839.325 Sep 2020
Published: US 2022/0095838 A131 Mar 2022
Granted: 24 Jun 2025
Term ends: Not estimatedThe source records don’t support an estimate.

Classification5 codes

A47J 41/02
Thermally-insulated vessels, e.g. flasks, jugs, jars: vacuum-jacket vessels, e.g. vacuum bottles
A47J 31/0626
Filters or strainers for coffee or tea makers ; Holders therefor: with means for securing the filter holder to the beverage container
A47J 31/0636
Filters or strainers for coffee or tea makers ; Holders therefor: suspended from the top of the beverage container so as to remain in contact with…
A47J 41/0011
Comprising a single opening for filling and dispensing provided with a stopper: the stopper being completely removed from the opening during…