US 11,939,757 B2
Descaling apparatus, system, and method of an electronic toilet bidet
Desheng Liao, Shanghai (CN)
Assigned to Shanghai Kohler Electronics, Ltd., Shanghai (CN)
Filed by Shanghai Kohler Electronics, Ltd., Shanghai (CN)
Filed on Apr. 28, 2023, as Appl. No. 18/140,913.
Application 18/140,913 is a continuation of application No. 17/836,466, filed on Jun. 9, 2022, granted, now 11,674,297.
Application 17/836,466 is a continuation of application No. 16/728,906, filed on Dec. 27, 2019, granted, now 11,384,520, issued on Jul. 12, 2022.
Claims priority of application No. 201811635251.1 (CN), filed on Dec. 29, 2018; application No. 201822246961.7 (CN), filed on Dec. 29, 2018; application No. 201822250001.8 (CN), filed on Dec. 29, 2018; application No. 201910038873.4 (CN), filed on Jan. 16, 2019; application No. 201910098793.8 (CN), filed on Jan. 31, 2019; and application No. 201910099614.2 (CN), filed on Jan. 31, 2019.
Prior Publication US 2023/0295910 A1, Sep. 21, 2023
Int. Cl. D06F 37/30 (2020.01); B08B 9/027 (2006.01); E03D 9/00 (2006.01); E03D 9/08 (2006.01)
CPC E03D 9/002 (2013.01) [B08B 9/027 (2013.01); E03D 9/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A descaling apparatus of an electronic toilet bidet, the descaling apparatus comprising:
a descaling liquid storage tank, comprising a descaling agent chamber;
a descaling agent storage box configured to house solid descaling agent and disposed in the descaling agent chamber; and
a descaling apparatus connector disposed on the descaling liquid storage tank, the descaling apparatus connector comprising:
a first end in fluid communication with a descaling liquid inlet of the descaling agent chamber and a descaling liquid outlet of the descaling agent chamber; and
a second end configured to be connected or disconnected to the electronic toilet bidet.