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公开(公告)号:US11346092B2
公开(公告)日:2022-05-31
申请号:US17177233
申请日:2021-02-17
Applicant: TOTO LTD.
Inventor: Jing Chen , Takumi Tsuchitani , Hiroshi Hashimoto
Abstract: A flush toilet according to the embodiment includes a main water guide channel, a downstream-side water guide channel, and a convex part. Through the main water guide channel, flush water supplied from a water supply source flows. The downstream-side water guide channel on a downstream side of the main water guide channel spouts the flush water from a water spout port of the downstream-side water guide channel. The convex part is formed in the downstream-side water guide channel. The convex part includes a first guide part that guides upward the flush water flowing through the downstream-side water guide channel, and a second guide part on a downstream side of the first guide part which guides downward the flush water.
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公开(公告)号:US09303395B2
公开(公告)日:2016-04-05
申请号:US14226423
申请日:2014-03-26
Applicant: TOTO LTD.
Inventor: Shigehisa Shirakawa , Jing Chen
CPC classification number: E03D11/08 , E03D2201/30 , E03D2201/40
Abstract: A flush toilet which is capable of completing flushing of a bowl portion at or before termination of a siphon action, thereby improving toilet flushing performance in a situation where flushing is performed while generating a siphon action by using a reduced amount of flush water. The flush toilet is configured such that, after a first rim water spouting portion starts to spout flush water therefrom, a jet water spouting portion and a second rim water spouting portion start to spout flush water therefrom, in this order.
Abstract translation: 一种冲水马桶,其能够在虹吸作用终止期间或之后完成碗部的冲洗,从而在通过使用减少量的冲洗水产生虹吸作用的同时进行冲洗的情况下提高马桶冲洗性能。 冲水马桶被配置为使得在第一边缘喷水部分开始从其中喷出冲洗水之后,喷射水喷射部分和第二边缘喷水部分依次开始喷出冲洗水。
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公开(公告)号:US11236498B2
公开(公告)日:2022-02-01
申请号:US17016421
申请日:2020-09-10
Applicant: TOTO LTD.
Inventor: Shinichi Urata , Jing Chen , Kenichi Nakamura
Abstract: A flush toilet according to an embodiment includes a bowl part, a rim part, and a water spout port. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water along the rim part. A height of a bottom surface wall that forms a passing water channel where the washing water flows along the rim part increases from an end part on a side of the water spout port toward a front end of the bowl part.
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公开(公告)号:US20210270028A1
公开(公告)日:2021-09-02
申请号:US17177233
申请日:2021-02-17
Applicant: TOTO LTD.
Inventor: Jing Chen , Takumi Tsuchitani , Hiroshi Hashimoto
Abstract: A flush toilet according to the embodiment includes a main water guide channel, a downstream-side water guide channel, and a convex part. Through the main water guide channel, flush water supplied from a water supply source flows. The downstream-side water guide channel on a downstream side of the main water guide channel spouts the flush water from a water spout port of the downstream-side water guide channel. The convex part is formed in the downstream-side water guide channel. The convex part includes a first guide part that guides upward the flush water flowing through the downstream-side water guide channel, and a second guide part on a downstream side of the first guide part which guides downward the flush water.
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公开(公告)号:US20240060283A1
公开(公告)日:2024-02-22
申请号:US18231881
申请日:2023-08-09
Applicant: TOTO LTD.
Inventor: Jing Chen , Hiroshi Hashimoto , Satoshi Yamazaki , Kenichi Takano
CPC classification number: E03D11/08 , E03D11/13 , E03D2201/40
Abstract: A flush toilet includes a bowl part that includes a waste-receiving surface with a bowl shape that receives waste and a rim part that extends upward on an upper edge part of the waste-receiving surface, a first water-spouting port that spouts a washing water toward the rim part to form a first flow of a washing water that swirls on the waste-receiving surface, a second water-spouting port that spouts a washing water toward the rim part to form a second flow of a washing water that joins the first flow, and a connection part that includes a concave surface that connects the waste-receiving surface and the rim part and is curved to have a curvature that decreases from an upstream side to a downstream side of the first flow just before the first water-spouting port or the second water-spouting port in a flow direction of the first flow.
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公开(公告)号:US20210095456A1
公开(公告)日:2021-04-01
申请号:US17016447
申请日:2020-09-10
Applicant: TOTO LTD.
Inventor: Jing Chen , Kenichi Nakamura , Hiroshi Hashimoto
IPC: E03D11/08
Abstract: A flush toilet according to an embodiment includes a bowl part, a rim part, a water spout port, and a water storage part. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water from one side of the bowl part in leftward and rightward directions. The water storage part is formed on a bottom of the bowl part. The bowl part includes a guide part that causes the washing water to swirl from the one side to another side that is opposite to the one side and causes the washing water that swirls to the another side to flow into a back side of the water storage part.
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公开(公告)号:US20210095453A1
公开(公告)日:2021-04-01
申请号:US17015130
申请日:2020-09-09
Applicant: TOTO LTD.
Inventor: Kenichi Nakamura , Hiroshi Hashimoto , Jing Chen
Abstract: A flush toilet according to an embodiment includes a bowl part, a rim part, a water spout port, and a water storage part. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water. The water storage part is formed on a bottom of the bowl part. A first region that is connected to a discharge channel and a second region that is located on a front side of the first region are formed in the water storage part. A main stream of the washing water that is spouted from the water spout port along the rim part swirls on the bowl part and flows into the first region.
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公开(公告)号:US11326333B2
公开(公告)日:2022-05-10
申请号:US17016447
申请日:2020-09-10
Applicant: TOTO LTD.
Inventor: Jing Chen , Kenichi Nakamura , Hiroshi Hashimoto
IPC: E03D11/08
Abstract: A flush toilet according to an embodiment includes a bowl part, a rim part, a water spout port, and a water storage part. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water from one side of the bowl part in leftward and rightward directions. The water storage part is formed on a bottom of the bowl part. The bowl part includes a guide part that causes the washing water to swirl from the one side to another side that is opposite to the one side and causes the washing water that swirls to the another side to flow into a back side of the water storage part.
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公开(公告)号:US09677260B2
公开(公告)日:2017-06-13
申请号:US15074723
申请日:2016-03-18
Applicant: TOTO LTD.
Inventor: Tsubasa Miyake , Jing Chen , Haruhiko Fukumoto , Nobuhiro Motohashi
CPC classification number: E03D5/01 , E03D1/36 , E03D5/10 , E03D2201/30
Abstract: A flush toilet includes a valve apparatus for spouting and stopping water to a storage tank or a toilet main unit supplied from a water supply source, and includes a pressurizing pump, being a reversely rotatable pump including a suctioning portion connected to the storage tank, a rim-side discharge portion connected to the toilet main unit rim spouting portion, a jet-side discharge portion connected to the toilet main unit jet spouting portion, and an impeller; and when the impeller is rotating in one direction, the pressurizing pump spouts flush water in the storage tank to the rim-side discharge portion, whereas when the impeller rotates in the other direction, the pressurizing pump spouts flush water in the storage tank to the jet-side discharge portion, or spouts flush water in the storage tank to both the rim-side discharge portion and the jet-side discharge portion.
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公开(公告)号:US11753809B2
公开(公告)日:2023-09-12
申请号:US17016448
申请日:2020-09-10
Applicant: TOTO LTD.
Inventor: Jing Chen , Kenichi Nakamura
IPC: E03D11/08
CPC classification number: E03D11/08 , E03D2201/30 , E03D2201/40
Abstract: A flush toilet according to an embodiment includes a bowl part, a rim part, a water spout port, a bottom surface wall, and an extension part. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water along the rim part. The bottom surface wall is formed in such a manner that a height thereof increases from a side of the water spout port toward a front end of the rim part, and forms a passing water channel where the washing water flows. The extension part extends a water spout region for the washing water that is spouted from the water spout port.
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