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Patent Agency Ranking
公开(公告)号：US12054929B2
公开(公告)日：2024-08-06
申请号：US17887537
申请日：2022-08-15
Applicant: TOTO LTD.
Inventor： Chisato Sone , Kenichi Nakamura , Hiroshi Hashimoto , Yuichi Tsubone , Shigeru Okada , Kenichi Takano , Satoshi Yamazaki
Abstract: A flush toilet includes a bowl part, a drainage water trap part that is connected to a bottom part of the bowl part, and a water drainage socket that is connected to the drainage water trap part and includes an upper side water drainage socket that extends downward from the drainage water trap part, a back side R part that is connected to the upper side water drainage socket and changes a flow channel so that a washing water that flows from an upper side is directed to a front side, and a horizontal pipe that extends forward from the back side R part. The back side R part and the horizontal pipe include a water storage part that stores a part of washing water. The water storage part is arranged on a lower side of a back side lower end part of the drainage water trap part.
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公开(公告)号：US12000131B2
公开(公告)日：2024-06-04
申请号：US17884769
申请日：2022-08-10
Applicant: TOTO LTD.
Inventor： Yuichi Tsubone , Chisato Sone , Hiroshi Hashimoto , Yuya Miyake , Shigeru Okada , Kenichi Takano
Abstract: A flush toilet includes a bowl part, a drainage water trap part that is connected to a bottom part thereof, and a water drainage socket that is connected thereto and includes a back side R part that changes a flow channel so that washing water flowing from an upper side is directed to a front side, a front side R part that is provided on a downstream side of the back side R part and changes a flow channel so that washing water flowing from a back side is directed to a lower side, a water storage part that stores a part of washing water on a flow channel from the back side R part to the front side R part, and a throttle part that is provided on a downstream side of the front side R part and decreases a cross-sectional area of a flow channel thereof.
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公开(公告)号：US20230138880A1
公开(公告)日：2023-05-04
申请号：US17887537
申请日：2022-08-15
Applicant: TOTO LTD.
Inventor： Chisato Sone , Kenichi Nakamura , Hiroshi Hashimoto , Yuichi Tsubone , Shigeru Okada , Kenichi Takano , Satoshi Yamazaki
Abstract: A flush toilet includes a bowl part, a drainage water trap part that is connected to a bottom part of the bowl part, and a water drainage socket that is connected to the drainage water trap part and includes an upper side water drainage socket that extends downward from the drainage water trap part, a back side R part that is connected to the upper side water drainage socket and changes a flow channel so that a washing water that flows from an upper side is directed to a front side, and a horizontal pipe that extends forward from the back side R part. The back side R part and the horizontal pipe include a water storage part that stores a part of washing water. The water storage part is arranged on a lower side of a back side lower end part of the drainage water trap part.
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公开(公告)号：US12270188B2
公开(公告)日：2025-04-08
申请号：US17931011
申请日：2022-09-09
Applicant: TOTO LTD.
Inventor： Hiroshi Hashimoto , Kenichi Nakamura , Shinichi Urata , Kazunari Yasui , Isami Sakaba , Yuichi Tsubone , Shigeru Okada , Satoshi Yamazaki
Abstract: A flush toilet includes a bowl including a waste receiving surface, a rim and a well portion; a water spouting part that spouts flush water toward the bowl; and a water discharge trap including an inlet connected to a lower part of the well portion, the water discharge trap discharging waste in the bowl, the well portion includes a bottom wall formed above and in front of the inlet of the water discharge trap, a side wall formed to surround a periphery of the bottom wall, and a joining portion that joins an outer edge of the bottom wall and a bottom edge of the side wall with a surface having a curvature, and the bottom wall of the well portion includes a concave portion formed to recess downward on left and right sides with respect to a center axis in a left-right direction in a front sectional view.
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公开(公告)号：US20230137859A1
公开(公告)日：2023-05-04
申请号：US17884769
申请日：2022-08-10
Applicant: TOTO LTD.
Inventor： Yuichi Tsubone , Chisato Sone , Hiroshi Hashimoto , Yuya Miyake , Shigeru Okada , Kenichi Takano
Abstract: A flush toilet includes a bowl part, a drainage water trap part that is connected to a bottom part thereof, and a water drainage socket that is connected thereto and includes a back side R part that changes a flow channel so that washing water flowing from an upper side is directed to a front side, a front side R part that is provided on a downstream side of the back side R part and changes a flow channel so that washing water flowing from a back side is directed to a lower side, a water storage part that stores a part of washing water on a flow channel from the back side R part to the front side R part, and a throttle part that is provided on a downstream side of the front side R part and decreases a cross-sectional area of a flow channel thereof.
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