Filter apparatus having a housing and filter media inside the housing

    公开(公告)号:US10525686B2

    公开(公告)日:2020-01-07

    申请号:US16033534

    申请日:2018-07-12

    Abstract: A filter apparatus includes: a housing having an inlet for supplying sewage or waste water into the housing, and an outlet for discharging purified water from the housing; and filter media arranged inside the housing. Each of the filter media includes: a porous substrate; a nanofiber web laminated on both surfaces of the porous substrate; and a fuse reinforcement material interposed between the nanofiber web and the porous substrate. The porous substrate is surrounded by the nanofiber web except for an upper edge of the porous substrate to form a protruding portion. The apparatus further includes: a discharge pipe connected to the outlet and including a fixing portion fixed to the protruding portion of the porous substrate and a connection tube connected to the fixing portion and connected to the outlet; and a pump connected to the outlet for pumping the purified water out of the housing.

    METAL CATALYST SUPPORT, MANUFACTURING METHOD AND APPARATUS THEREFOR

    公开(公告)号:US20190381454A1

    公开(公告)日:2019-12-19

    申请号:US16341659

    申请日:2017-10-13

    Abstract: Provided is a metal catalyst support including: a case having a space through which exhaust gas passes; and flat plates and corrugated plates which are alternately stacked in the case and coated with a catalyst, wherein the corrugated plates are formed such that a first corrugated plate and a second corrugated plate are disposed with the flat plate therebetween, the first corrugated plate and the second corrugated plate are disposed such that a first corrugated portion and a second corrugated portion are alternately and repeatedly formed, and the vertex of the first corrugated portion and the vertex of the second corrugated portion face and coincide with each other, to thereby minimize deformation during thermal expansion due to external impact, vibration and temperature change.

    ELECTROMAGNETIC WAVE SHIELDING SHEET FOR SHIELD-CAN

    公开(公告)号:US20190281734A1

    公开(公告)日:2019-09-12

    申请号:US16346813

    申请日:2017-11-02

    Inventor: In Yong SEO

    Abstract: An electromagnetic wave shielding sheet for a shield-can is disclosed, which is disposed between a metal bracket and a shield-can for shielding electromagnetic waves generated in a circuit element. It includes: a first conductive sheet part which includes a first conductive sheet having an electrical conductivity and conductive adhesive members disposed on both surfaces of the first conductive sheet; a pressure imparting member which is disposed on one surface of the first conductive sheet part and is compressible by an external force; and a second conductive sheet part which includes a second conductive sheet having an electrical conductivity and disposed on one surface of the first conductive sheet part to cover at least one surface of the pressure imparting member, and is electrically connected to the first conductive sheet part.

    WIRELESS POWER TRANSMISSION APPARATUS FOR VEHICLE

    公开(公告)号:US20190221353A1

    公开(公告)日:2019-07-18

    申请号:US16301892

    申请日:2017-05-18

    Inventor: Seung Jae HWANG

    Abstract: A wireless power transmission device for a vehicle is provided. The wireless power transmission device according to an exemplary embodiment of the present invention comprises: a wireless power transmission module comprising at least one flat coil for transmitting wireless power and a magnetic field shielding sheet arranged on one surface of the flat coil; a heat radiating case for radiating heat generated by a heat source, with the wireless power transmission module being coupled to one side thereof and at least one circuit board for driving the wireless power transmission module being embedded therein; a heat radiating coating layer applied to the outer surface of the heat radiating case; and a cover detachably coupled to the heat-radiating case. The wireless power transmission device for the vehicle described above may be installed or embedded within a vehicle for using in charging the main battery of a portable terminal.

    PLATE-TYPE FILTER MODULE FOR WATER TREATMENT AND FILTER ASSEMBLY FOR WATER TREATMENT COMPRISING SAME

    公开(公告)号:US20190209972A1

    公开(公告)日:2019-07-11

    申请号:US16323854

    申请日:2017-08-07

    Inventor: Kyung Gu HAN

    CPC classification number: B01D63/082 B01D63/08 B01D65/08 B01D69/06 C02F1/44

    Abstract: Provided are a plate-type filter module for water treatment and a filter assembly for water treatment comprising the same. The plate-type filter module for water treatment according to one embodiment of the present invention comprises: a plurality of filter units having a predetermined area and formed in a plate shape; a block frame to which the plurality of filter units is engaged so that the filter units are kept parallel to each other; and a collecting/receiving tube fixed on one side of the block frame and including a plurality of first fittings respectively connected to the plurality of the filter units to allow filtered water produced in the filter units to be introduced thereinto and at least one second fitting for discharging the filtered water introduced through the plurality of first fittings to the outside.

    FILTER MEDIUM FOR LIQUID FILTER AND METHOD FOR MANUFACTURING SAME

    公开(公告)号:US20190184318A1

    公开(公告)日:2019-06-20

    申请号:US16284382

    申请日:2019-02-25

    Abstract: Provided are filter media for liquid filters and a method of manufacturing the same, in which a thin filter layer is formed and the content of nanofibers weighs light, by laminating a low weight nanofiber web on a porous nonwoven fabric, and thus a less differential pressure is applied before and after filtering, to thereby increase a pass flow rate. The filter medium includes: a porous support that plays a strength support role; and a nanofiber web that is laminated on one side of the porous support and is made of nanofibers of a polymer material, in which the nanofiber web comprises fine pores of a three-dimensional structure, through which a liquid to be treated passes, wherein content of the nanofibers is less than 5 gsm.

    FILTER MEDIUM, METHOD FOR MANUFACTURING SAME, AND FILTER MODULE COMPRISING SAME

    公开(公告)号:US20190176095A1

    公开(公告)日:2019-06-13

    申请号:US16306000

    申请日:2017-06-01

    Abstract: A filter medium is provided. A filter medium according to an embodiment of the present invention comprises: a fiber web layer of a three-dimensional network structure including nanofiber; and a hydrophilic coating layer which covers at least a part of the outer surface of the nanofiber. According to this, a flow rate can be remarkably increased due to the improved hydrophilicity of the filter medium. Also, as the improved hydrophilicity is maintained for a long period of time, the lifespan can be remarkably prolonged. Furthermore, since the modification of a porous structure of the filter medium is minimized during the process of hydrophilization so that the initially designed physical properties of the filter medium can be exhibited in its entirety, the filter medium having chemical resistance, excellent water permeability and durability can be variously applied in the water treatment field.

    HEAT-RADIATING CARTRIDGE AND ELECTRIC CAR BATTERY PACK USING SAME

    公开(公告)号:US20190131598A1

    公开(公告)日:2019-05-02

    申请号:US16095806

    申请日:2017-05-22

    Abstract: Provided is a heat-radiating cartridge that improves heat-radiating capability, does not cause deformation, and has excellent rigidity, and a battery pack for an electric vehicle using the same. The heat-radiating cartridge includes: first and second guide members that support both longitudinal sides of a battery and are spaced apart from each other; third and fourth guide members connected to both ends of the first and second guide members, respectively, to be in contact with both end electrode terminals of the battery; and a seating portion formed on a sidewall of a battery receiving penetration hole formed in a central area by the first to fourth guide members to seat the battery, wherein the seating portion is protruded from the side wall of the battery receiving penetration hole so as to horizontally divide the battery receiving penetration hole into two.

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