公开(公告)号：US20180245324A1

公开(公告)日：2018-08-30

申请号：US15755545

申请日：2016-08-29

Applicant: LIXIL Corporation

Inventor： Reo SEIKE ,  Kouji FUKUYA ,  Kazuya YASHIMA ,  Takamasa INA ,  Yousuke BAN

IPC: E03D9/00 ,  F16K1/16 ,  F16K31/44 ,  F16K31/06

CPC classification number: E03D9/005 ,  E03D11/10 ,  E03D11/13 ,  F16K1/16 ,  F16K31/0675 ,  F16K31/44

Abstract: A flush toilet of the present invention includes a bowl; a toilet drainage water pathway which communicates with the bowl and a drainage water socket and into which a cleaning water flows from the bowl; and a valve portion which includes a rotating axis and a flapper, and which is configured to open and close the toilet drainage water pathway, the rotating axis being provided in the toilet drainage water pathway, the flapper being connected to the rotating axis and being provided so as to be capable of rotating about the rotating axis.

公开(公告)号：US20200048888A1

公开(公告)日：2020-02-13

申请号：US16539903

申请日：2019-08-13

Applicant: LIXIL Corporation

Inventor： Takamasa INA ,  Takuma SATO ,  Naoto YONEDU ,  Maiko NAKAGAWA ,  Hidekazu MIYAKE

IPC: E03D11/08 ,  E03D11/13

Abstract: A flush toilet includes a toilet bowl part structured to have a bowl-like waste receiving surface, a rim part structured to form an upper end side portion of the toilet bowl part, and a water discharge part structured to discharge flush water into the toilet bowl part to form a swirling flow, wherein one surface part out of a front surface part and a rear surface part of the toilet bowl part is provided with one end part of a front-rear direction of the toilet bowl part, and the flush toilet further comprises an upper guide part structured to be provided on a flush water path from the water discharge part to the one end part and guide at least a part of the flush water upward.

公开(公告)号：US20200378103A1

公开(公告)日：2020-12-03

申请号：US16888486

申请日：2020-05-29

Applicant: LIXIL Corporation

Inventor： Maiko NAKAGAWA ,  Takamasa INA ,  Hidekazu MIYAKE ,  Naoto YONEDU

IPC: E03D11/16

Abstract: A drain socket includes a first connection part connected to a drain pipe of a toilet bowl; a second connection part connected to a drain piping in a floor or the like; and a drain channel body connecting the first connection part and the second connection part. The drain channel body includes an inclined part inclined to one side in the front-back direction toward a lower side. A restriction part is provided at an upstream end portion of the drain channel body. A surface of the restriction part located on the one side where the inclined part is inclined has a portion where a horizontal distance from a center C of the first connection part increases from the center of the surface in the left-right direction toward an end side of the surface in the left-right direction.

公开(公告)号：US20200340229A1

公开(公告)日：2020-10-29

申请号：US16857036

申请日：2020-04-23

Applicant: LIXIL Corporation

Inventor： Takamasa INA ,  Kazuki HATTORI ,  Masamitsu KAKO ,  Maiko NAKAGAWA ,  Yu KUROKI ,  Hiraku KAWAZU

IPC: E03D11/06

Abstract: Provided is a toilet bowl comprising an upper forming body having an upper surface part that forms an upper surface of the toilet bowl in an installed state; and a lower forming body having an inner wall part joined to an inner edge part of the upper surface part, and an outer wall part joined to an outer edge part of the upper surface part. A space part is formed between the inner wall part and the outer wall part. A dimension in an up-down direction from a lower end of the space part to an upper surface of the inner wall part is larger than a dimension in the up-down direction from an upper end of the space part to the upper surface of the inner wall part.

公开(公告)号：US20190112799A1

公开(公告)日：2019-04-18

申请号：US16090153

申请日：2017-01-24

Applicant: LIXIL Corporation

Inventor： Takamasa INA ,  Takashi MARUYAMA ,  Kenichi ITO

IPC: E03D11/08 ,  E03D11/13

Abstract: A flush toilet includes multiple discharge outlets formed in a rim part and provided to discharge flush water in one circumferential direction along an inner peripheral surface of the rim part, and, when a toilet bowl part is divided into four divided regions in plan view by a lateral center line, and a longitudinal center line, the multiple discharge outlets include a first discharge outlet provided in at least one of a first divided region and a second divided region, and a second discharge outlet provided in a third divided region, and a water discharge part is configured such that the amount of flush water discharged through the first discharge outlet is larger than the amount of flush water discharged through the second discharge outlet.