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3. 发明授权

US10571123B2 Air supply and exhaust adapter for combustion apparatus 有权
公开(公告)号：US10571123B2
公开(公告)日：2020-02-25
申请号：US15861535
申请日：2018-01-03
申请人： NORITZ CORPORATION
发明人： Hideki Yamaguchi , Masaki Sugatani , Toshihiko Hamagami
IPC分类号： F23J13/04 , F23J11/00
摘要： In an air supply and exhaust adapter for a combustion device of a forced air supply and exhaust type, with the combustion device comprising an air supply section and an exhaust section being provided to project from a top plate portion of an outer casing; comprising a base portion that comprises a box shaped configuration and an open bottom portion, an air supply intake portion that is formed on the top surface portion of the base portion so as to cover the air supply section and to take in air from the surroundings of the combustion device, a circumferential wall portion that surrounds the periphery of the exhaust section; and a communication passage defined between the top surface portion and the top plate portion so as to communicate the space between the exhaust section and the circumferential wall portion with the air supply intake portion; the communication passage being constructed so that, due to the operation of the air blower means, the gauge pressure therein becomes negative.

4. 发明授权

US10371375B2 Exhaust structure for combustion apparatus 有权
公开(公告)号：US10371375B2
公开(公告)日：2019-08-06
申请号：US14799267
申请日：2015-07-14
申请人： NORITZ CORPORATION
发明人： Hideki Yamaguchi , Hidefumi Koda
IPC分类号： F23J13/04 , F23J11/00
摘要： An exhaust structure for combustion apparatus includes a combustion apparatus having a combustor unit, a blower unit and a housing, an exhaust tube connected to the combustion apparatus at one end, an exhaust pipe configured to allow a part of the exhaust pipe to be introduced therein from the other end, an exhaust adapter disposed between an inner circumferential surface of the exhaust pipe and an outer circumferential surface of the exhaust tube, a connection pipe configured to communicate a region between the inner circumferential surface of the exhaust pipe and the outer circumferential surface of the exhaust tube to an inner space of the combustion apparatus, and an exhaust member connected between the combustion apparatus and the one end of the exhaust tube. The housing of the combustion apparatus is provided with a connection member for connecting the connection pipe.

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