US2026022546A1PendingUtilityA1

Sanitary washing device

62
Assignee: TOTO LTDPriority: Jul 17, 2024Filed: Jul 9, 2025Published: Jan 22, 2026
Est. expiryJul 17, 2044(~18 yrs left)· nominal 20-yr term from priority
Inventors:HAMADA JUNKIKO YUKINAGATA KATSUYAYAMASAKI KOTA
E03D 9/08
62
PatentIndex Score
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Claims

Abstract

A sanitary washing device includes a casing, a nozzle unit, a flexible rack connected to the nozzle unit, a gear configured to engage the rack, a drive motor configured to advance and retract the nozzle unit by moving the rack via the gear, and a rack guide configured to guide the rack. The nozzle unit includes a washing nozzle curved to be upwardly convex. The nozzle unit is configured to advance and retreat between the casing and a toilet. The rack guide includes a curved portion extending and being folded back in a longitudinal direction, the gear is positioned behind the nozzle unit when viewed in side-view. The curved portion is positioned behind the gear when viewed in side-view.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A sanitary washing device, comprising:
 a casing;   a nozzle unit including a washing nozzle curved to be upwardly convex, the nozzle unit being configured to advance and retreat between the casing and a toilet;   a rack connected to the nozzle unit, the rack being flexible;   a gear configured to engage the rack;   a drive motor configured to advance and retract the nozzle unit by moving the rack via the gear; and   a rack guide configured to guide the rack,   the rack guide including a curved portion extending and being folded back in a longitudinal direction,   the gear being positioned behind the nozzle unit when viewed in side-view,   the curved portion being positioned behind the gear when viewed in side-view.   
     
     
         2 . The sanitary washing device according to  claim 1 , wherein
 the sanitary washing device comprises a member including the rack guide, and   the gear is positioned so that the gear is lower than an upper end of the member.   
     
     
         3 . The sanitary washing device according to  claim 1 , wherein
 the sanitary washing device comprises a member including the rack guide, and   when the washing nozzle is in a stored state, the washing nozzle is positioned so that the washing nozzle is lower than an upper end of the member.   
     
     
         4 . The sanitary washing device according to  claim 1 , wherein
 a back end of the rack is positioned further back than a position at which the gear and the rack engage.

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