公开(公告)号：US20250072776A1

公开(公告)日：2025-03-06

申请号：US18786673

申请日：2024-07-29

Applicant: TOTO LTD.

Inventor： Masaya Nakata ,  Yoshiyuki Kaneko ,  Shotaro Wada ,  Motoki Kobayashi ,  Yusuke Motoda

IPC: A61B5/026 ,  A61B5/00

Abstract: A sensor unit includes a light emitting element that emits light toward an object, two light receiving elements that receive light from the object, and a transmissive window that is disposed between the light emitting element and the object and transmits light emitted from the light emitting element. The two light receiving elements are disposed so as to be positioned on a circle concentric with the light emitting element and to be positioned in a range of less than 180 degrees around the light emitting element.

公开(公告)号：US20250072672A1

公开(公告)日：2025-03-06

申请号：US18786675

申请日：2024-07-29

Applicant: TOTO LTD.

Inventor： Kosuke Goto ,  Yusuke Motoda ,  Hiroki Hata ,  Takeshi Yasugata

IPC: A47K13/24

Abstract: A toilet-seat device according to an embodiment includes a hollow toilet seat and a sensor unit. The sensor unit includes a sensor case that is fixed to be exposed from an opening formed in the toilet seat, the sensor case housing therein a sensor substrate. The sensor case includes an engaging part that is engaged with the toilet seat to fix the sensor case to the toilet seat. The engaging part is arranged in a position that is inner than an outer edge of the sensor case.

公开(公告)号：US20240197124A1

公开(公告)日：2024-06-20

申请号：US18590992

申请日：2024-02-29

Applicant: TOTO LTD.

Inventor： Takeshi Takaki ,  Satoko Kizuka ,  Yuta Sakai ,  Hirotomo Suyama ,  Hitoaki Higuchi ,  Naoya Takeuchi ,  Haruna Kawasaki ,  Ryo Oi ,  Yusuke Motoda ,  Yo Morotomi

IPC: A47K13/30 ,  E03D11/13

CPC classification number: A47K13/305 ,  E03D11/13

Abstract: A toilet seat device according to an embodiment is a toilet seat device configured to be attached to an upper part of a closet bowl on which a bowl part for receiving excrement is formed, and includes: a toilet seat upper plate constituting a seating surface on which a user sits; a toilet seat bottom plate joined with the toilet seat upper plate to be opposed to an upper part of the closet bowl; a heating device disposed between the toilet seat upper plate and the toilet seat bottom plate to heat the toilet seat upper plate; and a detection device disposed on the toilet seat to optically detect the excrement. The detection device is arranged in a non-contact manner with respect to the heating device.