Patents Assigned to Inax Corporation
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Publication number: 20100313344Abstract: Disclosed is a drainage connector which can realize a flushing toilet of excellent usability. The drainage connector (10) establishes communication between a drain outlet (6B) of a toilet drainage path (L) leading to the downstream side of a toilet bowl (2) formed in a toilet body (1) and a connecting port (31) of a drain conduit (30) led into the room to be equipped with the toilet body (1). The drainage connector (10) is equipped with a casing (11) having a flow inlet (12) connected to the drain outlet (6B) and a flow outlet (18) connected to the connecting port (31), and an internal piping (20) arranged in the casing (11). The internal piping (20) is constituted of an upstream piping (22) having an upstream opening (21) communicating with the flow inlet (12), for forming a downward flow path, and a downstream piping (23) connected to the upstream piping (22) and having a downstream opening (24) opened into the casing (11), for forming an upward flow path.Type: ApplicationFiled: January 28, 2009Publication date: December 16, 2010Applicant: INAX CORPORATIONInventors: Takamasa Ina, Yasuhiro Kondo, Keisuke Hirai, Ken Hirabayashi, Ken Higuchi, Masafumi Fukagawa
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Publication number: 20100251473Abstract: An air suction device for a toilet drain passage, which can independently of the place of installation of a toilet body and condition of use, constantly generate a siphon effect to perform excellent toilet flushing. The air suction device (20) sucks air from a toilet drain passage (5) connected to the downstream side of a water sealing section (4) of a toilet body (1), and has a suction tank wherein a first diaphragm (31) is placed in a housing (30H) so as to be movable in the vertical direction in an installed position, the first diaphragm (31) partitions the housing (30H) into a first chamber (32) on the upper side and a second chamber (33) on the lower side, and the second chamber (33) communicates with the toilet drain passage (5).Type: ApplicationFiled: September 16, 2008Publication date: October 7, 2010Applicant: INAX CORPORATIONInventors: Masafumi Fukagawa, Ken Higuchi
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Publication number: 20100212696Abstract: A lavatory pan washing apparatus and a lavatory pan washing method which are able to achieve both a higher discharging performance and a higher water-saving effect are provided. The lavatory pan washing apparatus includes water supply means that supplies washing water to a lavatory bowl 2 of a lavatory pan 1, a water discharge channel 5 continuing to the downstream side of a water sealing portion 4 of the lavatory pan 1, air sucking means that sucks air from the water discharge channel 5, and control means that controls the water supply means and the air sucking means. The control means activates the water supply means and starts supply of the washing water to the water sealing portion 4 via the lavatory bowl 2 and, after having raised the water level in the lavatory bowl 2, activates the air sucking means when washing the lavatory pan 1.Type: ApplicationFiled: July 26, 2006Publication date: August 26, 2010Applicant: INAX CORPORATIONInventors: Yasuhiro Shirai, Osamu Matsumoto, Aki Shirako, Haruo Yamasaki, Kenichi Ito, Yasuhiro Kondo, Ken Hirabayashi, Atsushi Ito
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Publication number: 20100088813Abstract: An air suction device for a toilet drainage channel, capable of good and silent toilet flushing. The air suction device (200) for the toilet drainage channel (5) has air suction means for sucking air from the toilet drainage channel (5) connected to the downstream side of a water sealing part (4) of a toilet body (1). The air suction means has an ejector (30) serving as a negative pressure generator and also has a suction tank (80) connected between the ejector (30) and the toilet drainage channel (5). The air suction device (200) further has a control device (C) for controlling both execution of a suction stroke in which the suction tank (80) exhausts air into the toilet drainage channel (5). The control device (C) executes the air suction stroke after the start of the supply of flush water to the bowl (2) of the toilet body (1) and then executes the air exhaust stroke before the completion of the supply of the flush water to the bowl (2).Type: ApplicationFiled: March 25, 2008Publication date: April 15, 2010Applicant: INAX CORPORATIONInventors: Naokazu Onishi, Ken Higuchi, Masafumi Fukagawa, Keisuke Hiraide, Yuji Saito
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Publication number: 20090288245Abstract: In a drain socket for a toilet stool which comprises a vertical pipe having an upper end connected with the discharge port of the toilet stool, an adjustable pipe extending substantially horizontally from the lower end of the vertical pipe and a connecting pipe between the adjustable pipe and a drain in the floor of a toilet, the vertical pipe has a bend causing it to have at its lower end an axis displaced longitudinally and rearward of the toilet stool from its axis at its upper end to thereby define an eccentrically curved flow path. The socket adapts a toilet stool for installation in a wide range of drain positions and produces a siphoning action rapidly to flush the toilet bowl effectively with a small amount of water.Type: ApplicationFiled: May 22, 2008Publication date: November 26, 2009Applicant: INAX CORPORATIONInventors: Akinori Kamiya, Keiichi Imada
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Patent number: 7594282Abstract: A pipe work 10 provided with a cleaning control valve V1 is connected to a rim 3 of a toilet main body 1 in a hygienic western-style toilet facility provided with an ejector inhaling and discharging air from a water-discharge channel where there is no possibility for odors and filthy water to be supplied to a toilet bowl in cleaning operation. A branch pipe 11 is branched from more upstream side than the cleaning control valve V1 of the water-supply pipe 10, and is connected to the ejector 20 through a U-shaped pipe 12 and an ejector water-supply valve V2. A discharge outlet of water of the ejector 20 is connected to a second water-discharge channel 7 through a pipe work 13. One end of a negative pressure transmission channel 21 is connected to an air suction inlet 20a provided at a throat portion of the ejector 20. The other end of the negative pressure transmission channel 21 is connected to an upper end 5a of a rising portion of a first water-discharge channel 5.Type: GrantFiled: June 21, 2007Date of Patent: September 29, 2009Assignee: Inax CorporationInventor: Yasuhiro Shirai
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Patent number: 7552879Abstract: A water spouting device 28 capable of being small sized and provided with a good appearance, and further, capable of realizing a comfortable shower spouting and a straight water spouting is provided with a group of numbers of water sprinkling holes 62 formed of small holes being disposed in a manner so as to be dispersed, and a water spouting outlet 74 for the straight water spouting disposed along a peripheral direction in a manner so as to surround an outer peripheral side of the water sprinkling holes 62, which is continuously extending in a peripheral direction. The shower spouting is performed by means of the water spouting from the water sprinkling holes 62, and the straight water spouting with a single line-like regulated water flux is performed by means of both the spouting water from the water sprinkling holes 62 and that from the water spouting outlet 74.Type: GrantFiled: March 23, 2006Date of Patent: June 30, 2009Assignee: Inax CorporationInventors: Masaaki Nagata, Masaki Nishimura, Atsushi Kushimoto
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Publication number: 20090151063Abstract: A toilet flushing apparatus for firmly discharging a filth by a small amount of flush water and by a short period of time and still having a flush sound. The toilet flushing apparatus includes a first water supply supplying flush water to a toilet bowl of a toilet main body, a second water supply additionally supplying the flush water, a drain flow path communicated with a downstream side of a water seal portion of the toilet main body, an air sucking mechanism sucking air from the drain flow path, and a control apparatus controlling the first and second water supplies and the air sucking mechanism. The control apparatus produces a siphon operation by operating the air sucking mechanism continuous to operate the first water supply and to open an opening/closing valve through which flush water from the second water supply enters the toilet bowl, after forming a swirl flow inside the toilet bowl and before finishing the siphon operation.Type: ApplicationFiled: February 16, 2007Publication date: June 18, 2009Applicant: INAX CorporationInventors: Yasuhiro Shirai, Aki Shirako, Haruo Yamasaki, Kenichi Ito, Yasuhiro Kondo, Ken Hirabayashi, Atsushi Itoh
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Publication number: 20090146090Abstract: A pilot-type water discharging/stopping and flow regulating valve device capable of performing both the discharging/stopping of water and the regulation of flow by light operations, and capable of, once the flow is regulated, discharging the water at a pre-regulated specified flow in the next water discharge even if the water is stopped. The pilot type water discharging/stopping and flow regulating valve device has a main valve, a back pressure chamber, an introducing small hole, a pilot channel and a flow regulating mechanism. The flow of the main channel is regulated by advancing and retreating the main valve following the advance/retreat of a pilot valve. The valve device further has a water discharging/stopping switching mechanism that switches between the discharging and stopping of water by advancing and retreating the pilot valve between a water discharge position and a water stop position.Type: ApplicationFiled: July 10, 2006Publication date: June 11, 2009Applicant: INAX CorporationInventors: Mamoru Hashimoto, Yukihiro Inoue
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Patent number: 7488442Abstract: A product having a glass layer is produced that can be produced at low cost and can exhibit excellent antibacterial function. A base body, a first glazing material capable of forming a first glass layer on a surface of the base body, and a second glazing material capable of forming a second glass layer containing a silver compound on the surface of the base body. A first glazing material layer comprising the first glazing material and, on the surface side, a second glazing material layer comprising the second glazing material are formed on the surface of the base body. The first glazing material layer and the second glazing material layer are melted to form a first glass layer and a second glass layer. The second glazing material layer has a higher viscosity upon melting than the first glazing material layer.Type: GrantFiled: October 1, 2001Date of Patent: February 10, 2009Assignee: INAX CorporationInventors: Arata Matsumoto, Shinji Itou, Takahiro Morita, Yuuichirou Aihara, Rui Yamashita, Haruyuki Mizuno, Shigeo Imai, Noriyuki Sugiyama, Shungo Tokushima, Shinichiro Ishida
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Patent number: 7392550Abstract: A muffling apparatus capable of attaining the prevention of the occurrence of a noise reliably while making concrete the reduction of the manufacturing cost and the easiness of the assembling of the same apparatus, and a feed water apparatus having such a muffling effect are provided. The muffling apparatus 2 is an apparatus connected to a jet pipe 1 adapted to send out the water, which flows in a feed water passage 1a in the interior thereof, into storage water W.Type: GrantFiled: August 15, 2003Date of Patent: July 1, 2008Assignee: Inax CorporationInventors: Koji Miwa, Kenichi Ito
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Patent number: 7305720Abstract: A toilet seat device includes a base portion, a toilet seat extending from the base portion in a forward direction, a connecting member fixed at a toilet bowl, at least one hinge member supporting the base portion and the toilet seat, the at least one hinge member lifting up and down the base portion and the toilet seat between the first condition and the second condition, the first condition at which the base portion and the toilet seat are positioned at the toilet bowl substantially in a close contact relation with the toilet bowl, and the second condition at which the base portion and the toilet seat are positioned separately relative to the toilet bowl, and a housing space defined at a bottom surface portion of the base portion and for housing the hinge member therein. The hinge member is housed in the housing space under the first condition.Type: GrantFiled: January 28, 2005Date of Patent: December 11, 2007Assignees: Aisin Seiki Kabushiki Kaisha, INAX CorporationInventors: Yoshifumi Makino, Hideki Furukawa, Sachiyo Nakayama, Masako Tanaka, Naoko Nawatani, Kumi Ito, Noriko Hirasawa
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Patent number: D594536Type: GrantFiled: September 16, 2008Date of Patent: June 16, 2009Assignee: INAX CorporationInventors: Teiji Kawai, Hidehiro Nakashima
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Patent number: D594945Type: GrantFiled: August 19, 2008Date of Patent: June 23, 2009Assignee: Inax CorporationInventors: Nami Nakasaki, Teiji Kawai, Hidehiro Nakashima
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Patent number: D608426Type: GrantFiled: July 22, 2008Date of Patent: January 19, 2010Assignee: INAX CorporationInventors: Yoshihiko Ando, Masaaki Sano, Hiroaki Watanabe, Kazunori Hattori, Naoto Yamauchi
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Patent number: D624630Type: GrantFiled: February 19, 2010Date of Patent: September 28, 2010Assignee: Inax CorporationInventors: Touichirou Matsuura, Nobuaki Itazu
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Patent number: D629071Type: GrantFiled: February 19, 2010Date of Patent: December 14, 2010Assignee: Inax CorporationInventors: Touichirou Matsuura, Masaaki Sano, Nobuaki Itazu
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Patent number: D632766Type: GrantFiled: August 9, 2010Date of Patent: February 15, 2011Assignee: Inax CorporationInventors: Touichirou Matsuura, Kensaku Oshiro
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Patent number: D638520Type: GrantFiled: August 9, 2010Date of Patent: May 24, 2011Assignee: Inax CorporationInventors: Touichirou Matsuura, Kensaku Oshiro
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Patent number: D638525Type: GrantFiled: August 9, 2010Date of Patent: May 24, 2011Assignee: Inax CorporationInventors: Touichirou Matsuura, Kensaku Oshiro