IP Library › Granted Patent US 12,746,559
Granted Patent B2
US 12,746,559 · App. 18/531,343 · Granted Sep 29, 2026

Showerhead stored with cleaning liquid

Inventors: Shaopei Wei (Beijing, CN); Sai Yang (Beijing, CN)
Assignee: Beijing Kohler Ltd.
B05B7/2445B05B1/18B05B1/3026B05B7/1209B05B7/24B05B7/244B05B7/2443B05B7/0408
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Quick Facts
Patent No.
US 12,746,559
App. No.
18/531,343
Granted
Sep 29, 2026
Kind
B2
Abstract

A shower device includes a shower device body. The shower device body includes a body water channel, a shower head with spray holes, a storage box for storing cleaning liquid, a control valve, and a one-way valve. The shower head is connected to the shower device body, and the spray holes are fluidly coupled to the body water channel. The storage box includes a liquid inlet and a liquid outlet and is installed in the shower device body. The liquid inlet and the liquid outlet are fluidly coupled to the body water channel respectively. The control valve is installed in the liquid inlet and is configured to control opening and closing of the liquid inlet. The one-way valve is installed in the liquid outlet.

Claims (26)

1 . A shower device, comprising:

a shower device body comprising:

a body port is provided on a first side wall of the shower device body;

a body water channel;

a shower head comprising spray holes, wherein the shower head is connected to the shower device body, and wherein the spray holes are fluidly coupled to the body water channel;

a storage box for storing a cleaning liquid, wherein the storage box comprises a liquid inlet and a liquid outlet, wherein the storage box is installed in the shower device body, wherein the liquid inlet and the liquid outlet are each fluidly coupled to the body water channel, wherein an exterior of the storage box forms a portion of the body water channel; wherein the storage box comprises a liquid refill port on a side wall of the storage box and the liquid refill port is concentrically aligned with the body port;

a plug cap is aligned with and disposed through the body port and removably connected to the liquid refill port;

a control valve installed in the liquid inlet and configured to control opening and closing of the liquid inlet; and

a one-way valve installed in the liquid outlet.

2 . The shower device according to claim 1 , wherein the liquid inlet is located upstream of the liquid outlet.

3 . The shower device according to claim 2 , wherein:

the storage box has an upstream end and a downstream end opposite the upstream end;

both the liquid inlet and the liquid outlet are located at the upstream end of the storage box; and

the liquid outlet is disposed adjacent to the liquid inlet.

4 . The shower device according to claim 1 , wherein:

the control valve comprises a knob and a rotary valve core connected to the knob;

the rotary valve core is configured to pivot in the liquid inlet and is configured to control opening and closing of the liquid inlet;

the shower device body comprises a body through hole on a second side wall of the shower device body; and

the knob is disposed in the body through hole.

5 . The shower device according to claim 4 , wherein:

the liquid inlet is connected to a sleeve, and a first opening coupled to the body water channel and a second opening coupled to a cavity of the storage box are disposed on a circumferential surface of the sleeve;

the rotary valve core is configured to pivot in the sleeve, and the rotary valve core comprises a valve core recess on a circumferential surface of the rotary valve core configured to control opening and closing of the first opening and the second opening;

when the control valve is in an open state, the first opening is coupled to the second opening through the valve core recess; and

when the control valve is in a closed state, the valve core recess breaks communication between the first opening and the second opening.

6 . The shower device according to claim 5 , wherein the rotary valve core is coupled to two seal rings arranged at intervals along an axial direction, and wherein the valve core recess is disposed between the two seal rings.

7 . The shower device according to claim 1 , wherein the storage box has a storage box recess on a side of the storage box facing the shower head, wherein the shower head has a shower head recess on a side of the shower head facing the storage box, and wherein the storage box recess is adjacent to the shower head recess to form the portion of the body water channel.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 7, 2023
From: WEI, SHAOPEI; YANG, SAI
To: BEIJING KOHLER LTD.
Reel/Frame 065802/0418 →
Priority Claims (1)
CN 202223295776.X · Dec 8, 2022 · national
Continuity (1)
Related Publication 20240189841A1 · Jun 13, 2024
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