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21. 发明专利

JP2000342921A ULTRATHIN AIR CLEANING UNIT 失效
公开(公告)号：JP2000342921A
公开(公告)日：2000-12-12
申请号：JP15742299
申请日：1999-06-04
申请人： AIRTECH JAPAN LTD
发明人： HIRASAWA KOSUKE , KURIHARA TADASHI , HIRASAWA SHINYA , SUZUKI SHINICHI , UETANI TAKESHI
IPC分类号： B01D46/00
摘要： PROBLEM TO BE SOLVED: To obtain an air cleaning unit adaptable to various utilizing forms and capable of forming a cleaning space high in the degree of freedom without receiving the restriction of an arranging space or the like. SOLUTION: This air cleaning unit comprises a filter unit 2 wherein a blowoff port 22 is bored in one flat surface of a casing 21 having a flat box-shaped cavity 20 and a main filter 24 is provided in the casing behind the blowoff port and a fan unit 3 wherein a suction port 36 is bored in one flat surface of a casing having a flat box-shaped cavity 30 and a prefilter 37 is provided to the suction port and a blower 33 is provided in the casing behind the suction port and communication ports 26, 38 allowing both casings to communicate with each other are bored in the connection end surfaces of the filter unit 2 and the fan unit 3 to be connected by a detachable connection means 4 to integrate both units.

22. 发明专利

JP2000325062A REFRIGERATION AND REFRIGERATOR UTILIZING NUCLEAR MAGNETIC RESONANCE 失效
公开(公告)号：JP2000325062A
公开(公告)日：2000-11-28
申请号：JP14240599
申请日：1999-05-21
申请人： AIRTECH JAPAN LTD , TECHNO SANGYO KK
发明人： HIRASAWA KOSUKE , SHU RAKU , GOTO HIROSHI , OKAMOTO MAMORU
IPC分类号： A23L3/36 , F25D11/00 , F25D21/04
摘要： PROBLEM TO BE SOLVED: To provide a refrigeration and refrigerator that can refrigerate food products without adverse effect on the freshness, taste and flavor by suppressing the moisture separation and tissue destruction, when the food products are refrigerated. SOLUTION: A static magnetic field is generated in the inner space of a refrigerator 1. Simultaneously, a body that is positioned in the static magnetic field is continuously or intermittently irradiated with electromagnetic waves of a prescribed frequency determined by the magnetic field intensity to cause the nuclear magnetic resonance in the nucleus of hydrogen atoms constituting water molecule in the body to lower the freezing point of the water content and refrigerate the body at a freezing point lower than usual.

23. 发明专利

JP2000081236A PASS BOX 失效
公开(公告)号：JP2000081236A
公开(公告)日：2000-03-21
申请号：JP25345598
申请日：1998-09-08
申请人： AIRTECH JAPAN LTD
发明人： HIRASAWA KOSUKE , HASHIBA TOMOHIRO
IPC分类号： B08B17/00 , F24F7/06
摘要： PROBLEM TO BE SOLVED: To provide a pass box in which documents and small articles are not mixed upon delivery thereof and it is made compact and light weight. SOLUTION: In a pass box provided passing through a wall for insulating the inside and outside of a room different in air cleanliness, there are provided intake holes 11, 12 for articles and takeout holes 13, 14 for articles on a portion of the pass box facing between the chambers of the pass box 1, and there are further provided covers 21, 22 over the insertion holes which can be opened and closed toward the inside of the box and are energized in a closing direction with an elastic member and the like together with doors 23, 24 provided at the takeout holes. There is further provided a compartment member 30 for defining a lower portion in the pass box located under the insertion holes to two portions corresponding to the takeout holes. Tip ends of the covers 21, 22 are located at an upper end of the compartment member 30 in the state where the covers 21, 22 over the insertion holes are fallen inwardly.

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