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公开(公告)号:US20210361986A1
公开(公告)日:2021-11-25
申请号:US17323002
申请日:2021-05-18
发明人: Satomi YOSHIOKA , Naotaka HIGUCHI , Shigeo FUJITA , Shunichi SEKI , Kazuhiro ICHIKAWA , Akio ITO
摘要: A sheet-like filter includes a first fiber that is mainly composed of polylactic acid, and a second fiber that is mainly composed of polylactic acid and has a core portion and a cover layer covering the core portion, in which the cover layer functions as a binder for fusing the first fiber and the second fiber. In addition, when a melting point of the core portion is denoted by Tm1 and a melting point of the cover layer is denoted by Tm2, it may be Tm2
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公开(公告)号:US20230383463A1
公开(公告)日:2023-11-30
申请号:US18322628
申请日:2023-05-24
发明人: Hirofumi NAKATA , Yuka KATO , Hirokazu YAMAGA , Shigeo FUJITA , Keigo YAMASAKI
CPC分类号: D21F1/06 , D21G9/0027
摘要: A sheet manufacturing apparatus includes a pipe that supplies a material containing fibers, a supply direction change section that changes a movement direction of the material supplied from the pipe, a reducer section that is disposed downstream of the supply direction change section and decreases a movement speed of the material, and an accumulation section that is disposed downstream of the reducer section and accumulates the material to form a web.
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公开(公告)号:US20210324555A1
公开(公告)日:2021-10-21
申请号:US16497500
申请日:2018-03-01
发明人: Kaneo YODA , Yoshiyuki NAGAI , Yuki OGUCHI , Shigeo FUJITA , Akira ARAI , Kazuhiro ICHIKAWA , Teruaki OGUCHI , Seiichi TANIGUCHI
摘要: A sheet manufacturing apparatus includes a defibrating portion that defibrates a raw material, a mixing portion that mixes a defibrated material defibrated by the defibrating portion, a heating portion that heats a mixture mixed by the mixing portion, and a control portion that controls a temperature of the heating portion, in which the control portion sets a heating temperature of the heating portion to a temperature depending on a type of the raw material defibrated by the defibrating portion.
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公开(公告)号:US20170037550A1
公开(公告)日:2017-02-09
申请号:US15101278
申请日:2014-08-28
发明人: Kazuma MIYAZAWA , Shigeo FUJITA
IPC分类号: D04H1/732
CPC分类号: D04H1/732 , B32B5/26 , D04H1/26 , D10B2201/01 , D21B1/32 , D21F9/02 , Y02W30/646
摘要: Discharge of fiber and other particulate to the outside of a housing unit is prevented.A drum unit in which material including at least fiber passes through apertures; a conveyance unit configured to deposit the airborne material that past the drum unit as a web and convey the web; a housing unit configured to cover the drum unit, contact the web on the downstream side in the conveyance direction of the web, and contact the conveyance unit on the upstream side in the conveyance direction of the web from the downstream contact position; and a forming unit that forms a sheet using the web.
摘要翻译: 一种鼓单元,其中包括至少纤维的材料通过孔; 输送单元,被配置为将通过所述滚筒单元的空气传播材料作为腹板沉积并输送所述纤维网; 壳体单元,其构造成覆盖所述鼓单元,在所述腹板的输送方向的下游侧接触所述腹板,并且从所述下游接触位置在所述腹板的输送方向的上游侧接触所述输送单元; 以及使用该网形成片材的成形单元。
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公开(公告)号:US20190062996A1
公开(公告)日:2019-02-28
申请号:US16117538
申请日:2018-08-30
发明人: Kaneo YODA , Yoshiyuki NAGAI , Yuki OGUCHI , Shigeo FUJITA , Akira ARAI , Kazuhiro ICHIKAWA , Teruaki OGUCHI , Seiichi TANIGUCHI
摘要: Provided is technology improving the efficiency (productivity) of a sheet manufacturing apparatus. A sheet manufacturing apparatus 100 manufactures sheets S by heating with heaters 81 and 82 a mixture (second web W2) of resin and fiber produced by defibrating feedstock MA. The heaters 81 and 82 each have a first roller 171, a second roller 172 that holds the second web W2 with the first roller 171, and a moving mechanism 190. The moving mechanism 190 can switch the first roller 171 and second roller 172 to a position holding the second web W2, and a first roller 171 and second roller 172 are separated and do not hold the second web W2. The heaters 81 and 82 are configured as units that can removably installed to the sheet manufacturing apparatus 100.
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公开(公告)号:US20180355556A1
公开(公告)日:2018-12-13
申请号:US16102890
申请日:2018-08-14
发明人: Katsuhito GOMI , Shigeo FUJITA
摘要: A sheet manufacturing apparatus includes a crusher unit, a defibrator unit, a second web forming unit, and a shaping unit. The crusher unit coarsely crushes a raw material that contains fibers into coarsely crushed pieces. The defibrator unit defibrates coarsely crushed pieces into defibrated material. The second web forming unit forms a web by accumulating defibrated material. The shaping unit forms a sheet from the web. The crusher unit is positioned vertically below the shaping unit.
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公开(公告)号:US20180347086A1
公开(公告)日:2018-12-06
申请号:US15779299
申请日:2016-11-18
发明人: Naotaka HIGUCHI , Shigeo FUJITA , Kazuma MIYAZAWA
CPC分类号: D04H1/732
摘要: To manufacture sheets of uniform quality, a sheet manufacturing apparatus has a drum with a plurality of holes; a housing covering the drum; a conveyor on which material including fiber that has passed through the holes accumulates as a web, and which conveys the accumulated web; a first roller that is a first roller disposed to contact the web conveyed by the conveyor, and has asperities on its outside surface; and a first seal disposed to a first wall of the first housing to contact an outside surface of the first roller.
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公开(公告)号:US20160168795A1
公开(公告)日:2016-06-16
申请号:US14959334
申请日:2015-12-04
发明人: Shigeo FUJITA
IPC分类号: D21F9/00
CPC分类号: D21F9/00
摘要: A sheet manufacturing apparatus includes a defibrating unit, a forming unit, and an operation unit. The defibrating unit defibrates a raw material that contains fiber in air. The forming unit forms a sheet by using at least a part of a defibrated material after defibration by the defibrating unit. The operation unit is for operation of the sheet manufacturing apparatus. When the side where the operation unit is located is defined as the front side, the defibrating unit is located at the rear side, and the forming unit is located at the front side.
摘要翻译: 片材制造装置包括解纤单元,成形单元和操作单元。 解纤维机在空气中除去含有纤维的原料。 成形单元通过使用至少一部分解纤材料在通过解纤维单元进行脱纤维之后形成片材。 操作单元用于片材制造设备的操作。 当操作单元所在的一侧被定义为前侧时,解纤单元位于后侧,并且成形单元位于前侧。
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公开(公告)号:US20160145801A1
公开(公告)日:2016-05-26
申请号:US14951739
申请日:2015-11-25
发明人: Shigeo FUJITA , Naotaka HIGUCHI
摘要: A sheet manufacturing apparatus includes a drum unit having a plurality of openings, a housing unit covering the drum unit, a transport unit on which a material containing fibers passing through the openings is accumulated as a web and which transports the accumulated web, a first roller that abuts the web transported by the transport unit, and a first seal unit that is provided on a first side wall of the housing unit and comes into contact with the first roller.
摘要翻译: 片材制造设备包括具有多个开口的鼓单元,覆盖滚筒单元的壳体单元,传送单元,其上包含穿过开口的纤维的材料作为腹板被堆积并且将聚集的纤维网传送到其上;第一辊 所述第一密封单元设置在所述壳体单元的第一侧壁上并与所述第一辊接触。
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公开(公告)号:US20230098764A1
公开(公告)日:2023-03-30
申请号:US17935943
申请日:2022-09-28
发明人: Hisashi KOIKE , Satoru YANAGI , Shigeo FUJITA , Tetsuji FUJITA
摘要: A packaging machine includes a first supplying unit, a second supplying unit, a placing mechanism, a moving mechanism, a guide member, and a joining mechanism. The first supplying unit supplies a first packaging material. The second supplying unit supplies a second packaging material. The placing mechanism places an object to be packaged on the first packaging material supplied by the first supplying unit. The moving mechanism moves the first packaging material, with the object to be packaged placed on the first packaging material, in a direction along a first axis. The guide member guides the second packaging material onto the object to be packaged. The joining mechanism joins the first packaging material and the second packaging material together. The object to be packaged is packaged using the first packaging material and the second packaging material.
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