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1. 发明授权

US12138566B2 Filtration apparatus and filter washing method therefor 有权
公开(公告)号：US12138566B2
公开(公告)日：2024-11-12
申请号：US17630817
申请日：2020-06-15
申请人： FUJI FILTER MANUFACTURING CO., LTD.
发明人： Yuichi Takahashi
IPC分类号： B01D29/64 , B01D29/23 , B01D29/66 , B01D29/68
CPC分类号： B01D29/6484 , B01D29/23 , B01D29/6446 , B01D29/668 , B01D29/682 , B01D29/688
摘要： A filtration apparatus includes: a cylindrical filter element formed in a cylindrical shape to filter a target fluid guided through an one end opening of the filter element in such a manner that the target fluid passes in a direction from an inside toward an outside of the filter element; a backwashing mechanism drawing the filtered fluid in a direction from the outside toward the inside of the filter element; a high-pressure washing mechanism injecting a high-pressure fluid so as to pass through the filter element in the direction from the inside toward the outside of the filter element; and a rotary drive mechanism rotating the backwashing mechanism and the high-pressure washing mechanism around an axial line of the filter element in an internal space of the filter element.

2. 发明申请

US20220288510A1 FILTRATION APPARATUS AND FILTER WASHING METHOD THEREFOR 有权
公开(公告)号：US20220288510A1
公开(公告)日：2022-09-15
申请号：US17630817
申请日：2020-06-15
申请人： FUJI FILTER MANUFACTURING CO., LTD.
发明人： Yuichi TAKAHASHI
IPC分类号： B01D29/64 , B01D29/23 , B01D29/66 , B01D29/68
摘要： A filtration apparatus includes: a cylindrical filter element formed in a cylindrical shape to filter a target fluid guided through an one end opening of the filter element in such a manner that the target fluid passes in a direction from an inside toward an outside of the filter element; a backwashing mechanism drawing the filtered fluid in a direction from the outside toward the inside of the filter element; a high-pressure washing mechanism injecting a high-pressure fluid so as to pass through the filter element in the direction from the inside toward the outside of the filter element; and a rotary drive mechanism rotating the backwashing mechanism and the high-pressure washing mechanism around an axial line of the filter element in an internal space of the filter element.

3. 发明授权

US10918980B2 Filtering apparatus 有权
公开(公告)号：US10918980B2
公开(公告)日：2021-02-16
申请号：US15115590
申请日：2014-01-31
申请人： FUJI FILTER MANUFACTURING CO., LTD.
发明人： Yuichi Takahashi
IPC分类号： B01D29/68 , B01D46/00 , B01D29/11 , B01D46/24 , B01D29/52 , B01D29/66 , B01D29/64
摘要： The filtering apparatus includes: a casing having an inlet for a fluid from the outside and an outlet for the fluid having filtered therein; filter elements having opposite-end openings, provided in the casing, and each filtering the fluid by allowing the fluid to flow therethrough in inside-to-outside directions; backwashing pipes sequentially connected to the opposite-end openings at different timings between the opposite-end openings of each filter element so as to backwash the filter element by allowing the fluid to flow therethrough in outside-in directions; removers each axially moved in the corresponding filter element by the filtration or backwashing flow, while sliding in contact with the inner periphery of the filter element so as to remove trapped objects; and a backwashing fluid drain pipe coupled to the discharge side of the backwashing pipes and allowing the trapped objects removed by each remover to be discharged to the outside.

4. 发明授权

US10052574B2 Filtration device and filter element 有权
公开(公告)号：US10052574B2
公开(公告)日：2018-08-21
申请号：US15028413
申请日：2015-03-25
申请人： FUJI FILTER MANUFACTURING CO., LTD. , JFE Engineering Corporation
发明人： Yuichi Takahashi , Masanori Nagafuji , Yusuke Shimono
IPC分类号： B01D29/68 , B01D29/52 , B01D29/15 , B01D29/64 , B01D29/66
CPC分类号： B01D29/68 , B01D29/15 , B01D29/52 , B01D29/6484 , B01D29/668 , B01D2201/0453
摘要： A filtration device including: a casing; a first partition wall which partitions the inside of the casing into a first raw fluid chamber and a filtered-fluid chamber; cylindrical filter elements provided inside the filtered-fluid chamber and of which the inside communicates with the first raw fluid chamber to let fluid pass through from inside toward outside to filter the fluid; a second partition wall provided on the other end of the filter elements to form a second raw fluid chamber; a wash pipe connected to an end of the filter element to let fluid flow from the raw fluid chamber in the axial direction to wash the filter elements; and a wash fluid drain pipe which discharges trapped substances, wherein the other end of the filter element connected to the wash pipe is always open to the raw fluid chamber.

5. 发明授权

US08394157B2 Filter for gas generator 有权
标题翻译：气体发生器过滤器
公开(公告)号：US08394157B2
公开(公告)日：2013-03-12
申请号：US10583999
申请日：2005-06-01
申请人： Kazuya Koyama , Naoki Matsuda , Eiichi Ryobo , Masayuki Yamazaki , Chiharu Shiomi , Yuka Shiomi , Chika Shiomi
发明人： Kazumitsu Shiomi , Kazuya Koyama , Naoki Matsuda , Eiichi Ryobo , Masayuki Yamazaki
IPC分类号： B01D39/20 , B01D46/00
CPC分类号： B01D39/12
摘要： A method of manufacturing a filter for a gas generator, by which a filter having a good shape retaining property can be obtained, is provided. A method of manufacturing a filter for a gas generator in which a tubular material is formed by knitting copper-plated iron wires, molten plated copper is adhered to an intersecting portion of the iron wire to fix the intersecting portion, wherein the method comprises a molding step for producing a tubular material by knitting the copper-plated iron wires, and a heat processing step in which the above tubular material is kept at a temperature not less than a melting point of copper but less than the temperature of sintering of the iron, and is then cooled.
摘要翻译：提供一种制造用于气体发生器的过滤器的方法，通过该方法可以获得具有良好的形状保持性能的过滤器。一种制造用于通过编织镀铜铁线形成管状材料的气体发生器的过滤器的方法，熔融的镀铜被粘附到铁丝的交叉部分以固定交叉部分，其中该方法包括成型通过编织镀铜铁丝来制造管状材料的步骤，以及热处理步骤，其中上述管状材料保持在不低于铜的熔点但小于铁的烧结温度的温度，然后冷却。

6. 发明授权

US5779899A Filter for highly viscous fluid 失效
标题翻译：过滤高粘性流体
公开(公告)号：US5779899A
公开(公告)日：1998-07-14
申请号：US600934
申请日：1996-08-05
申请人： Kazumitsu Shiomi , Hideo Nakamura , Akira Kondou , Michihiro Kawasaki
发明人： Kazumitsu Shiomi , Hideo Nakamura , Akira Kondou , Michihiro Kawasaki
IPC分类号： B01D29/39 , B01D25/26 , B29C47/68
CPC分类号： B01D25/26
摘要： To provide a filter for highly viscous fluid permitting a foreign matter in a supporting layer to be easily removed and its final layer to be directly washed, a method for efficiently producing a refined polymer by using said filter and a method for producing moldings by molding said refined polymer. A filter for highly viscous fluid according to the present invention comprises a housing (60) involving a cavity, a first rigid perforated plate (25) for partitioning a first chamber in the cavity, a second rigid perforated plate (26) for partitioning a second chamber in the cavity, a first filter (30) jointed to the first perforated plate at a section facing to the second chamber, a second filter (30) joined to the second perforated plate at a section facing to the first chamber, a supporting layer (40) inserted between the first filter and the second filter, an introduction inlet provided in the housing for communicating with the first chamber and the second chamber and a exhaust outlet (65) provided in the housing for communicating with the cavity at a section of the supporting layer.
摘要翻译： PCT No.PCT / JP95 / 01302 Sec。 371日期：1996年8月5日 102（e）日期1996年8月5日PCT归档1995年6月30日PCT公布。出版物WO96 / 00606 日期1996年1月11日为了提供一种高粘性流体的过滤器，允许易于除去支撑层中的异物并且其最终层被直接洗涤，通过使用所述过滤器有效地生产精制聚合物的方法和通过模制所述精制聚合物来生产模制品。根据本发明的用于高粘性流体的过滤器包括一个包括空腔的壳体（60），一个用于分隔空腔中的第一腔室的第一刚性多孔板（25），用于将第二个在所述空腔中的第一过滤器（30），在朝向所述第二室的部分处连接到所述第一多孔板的第一过滤器（30），在面向所述第一室的部分处接合到所述第二多孔板的第二过滤器（30），支撑层（40），其插入在所述第一过滤器和所述第二过滤器之间，设置在所述壳体中用于与所述第一室和所述第二室连通的引入入口和设置在所述壳体中的排气出口（65），用于在所述壳体的一部分支撑层。

7. 发明申请

US20210008475A1 FILTER FOR GAS GENERATOR AND GAS GENERATOR 有权
公开(公告)号：US20210008475A1
公开(公告)日：2021-01-14
申请号：US16980630
申请日：2019-04-03
申请人： DAICEL CORPORATION , FUJI FILTER MANUFACTURING CO., LTD.
发明人： Masato HIROOKA , Mikio YABUTA , Tsutomu OHIGASHI , Takashi MATSUMOTO , Kiyohisa KIKUCHI
IPC分类号： B01D39/10 , B01D39/20 , B01D46/24
摘要： Provided is a cylindrical filter for a gas generator including a metal wire in a wound state, the metal wire including a plurality of recess portions provided on a first surface side and formed at intervals in a length direction thereof, the metal wire being wound with a surface including the recess portions facing an inner circumferential surface side of the cylindrical filter for a gas generator, and the recess portions of the metal wire being present on an inner side of the metal wire which extends from an inner circumferential surface toward an outer circumferential surface of the cylindrical filter.

8. 发明授权

US09669335B2 Filter apparatus 有权
公开(公告)号：US09669335B2
公开(公告)日：2017-06-06
申请号：US14374219
申请日：2013-01-18
申请人： FUJI FILTER MANUFACTURING CO., LTD.
发明人： Yuichi Takahashi
IPC分类号： B01D46/00 , B01D29/68 , B01D29/11 , B01D29/52 , B01D29/23 , B01D29/64
CPC分类号： B01D29/684 , B01D29/117 , B01D29/23 , B01D29/52 , B01D29/6423 , B01D29/688 , B01D46/002 , B01D46/0065 , B01D46/0071
摘要： A filter apparatus including: a casing including, in a sealed space provided therein, a fluid inflow chamber, a filtration chamber and a drain chamber; a filter element provided inside the filtration chamber to let a fluid pass therethrough from inside to outside to perform filtration; a backwash slide member movably provided inside the filter element and removing trapped matter adhering to an inner circumferential surface of the filter element by an inward flow generated by a difference in pressure inside and outside the filter element at the time of backwashing; a backwash pipe that lets the inward flow flow toward the drain chamber; an actuation cylinder that lets the fluid from the backwash pipe flow toward the drain chamber; and a fluid flowing unit allowing a fluid to flow, enabling a piston member to move inside the actuation cylinder.

9. 发明申请

US20070214768A1 Filter For An Air Bag Gas Generator 有权
标题翻译：气囊气体发生器过滤器
公开(公告)号：US20070214768A1
公开(公告)日：2007-09-20
申请号：US10578516
申请日：2005-01-06
申请人： Kazuya Koyama , Naoki Matsuda , Masato Hirooka , Masayuki Yamazaki
发明人： Kazuya Koyama , Naoki Matsuda , Masato Hirooka , Masayuki Yamazaki
IPC分类号： B01D39/00 , B01J7/00 , B60R21/26 , F02K3/00
CPC分类号： B60R21/2644 , B01D39/12
摘要： A filter for a gas generator in which the manufacture is simple, which has an adequate filter performance and cooling performance and, furthermore, which has high reliability with little damage caused in actuation of the gas generator, is provided. The filter for an air bag gas generator comprises a first layer formed from helically wound wire rods having a cross-sectional area of 0.03 to 0.8 mm2, in such a way that the pitch angle of wire rods vertically superposed in the radial direction is symmetrical, and a second layer that exists on the outer side of the first layer in the radial direction and is formed to have a finer filter particle size than the first layer using a wire rod narrower than the wire rod that forms the first layer.
摘要翻译：一种用于气体发生器的过滤器，其制造简单，其具有足够的过滤性能和冷却性能，此外，其具有高可靠性，在气体发生器的致动下几乎没有损坏。用于气囊气体发生器的过滤器包括由横截面积为0.03至0.8mm 2的螺旋缠绕的线材形成的第一层，使得线材的俯仰角垂直在径向方向上重叠是对称的，第二层在径向方向上存在于第一层的外侧上，并且使用比线材窄的线材，形成为具有比第一层更细的过滤器粒径形成第一层。

10. 发明公开

US20240060518A1 FLUID INJECTION OR SUCTION DEVICE 审中-公开
公开(公告)号：US20240060518A1
公开(公告)日：2024-02-22
申请号：US18260165
申请日：2021-12-28
申请人： FUJI FILTER MANUFACTURING CO., LTD.
发明人： Yuichi TAKAHASHI
IPC分类号： F15B15/22 , F15B15/14
CPC分类号： F15B15/22 , F15B15/1433 , F15B15/149 , F15B15/1457
摘要： The present invention includes: a cylinder; a piston that is inserted in the cylinder and partitions an interior of the cylinder into fluid chambers and; guides that support the piston and guide movement of the cylinder, the guides including a first internal flow passage and a second internal flow passage; and nozzles communicating with the fluid chambers, respectively, wherein a pipe to communicate with a fluid pressure source is configured to switch between the external pipes, a flow passage from the fluid pressure source to the nozzles includes a short-circuit flow passage that short-circuits a flow passage communicating with the fluid pressure source and a flow passage not communicating with the fluid pressure source, and this short-circuit flow passage is provided with a throttle unit that throttles a flow passage.

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