公开(公告)号：US20180098675A1

公开(公告)日：2018-04-12

申请号：US15542622

申请日：2015-12-11

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/04 ,  A47L9/28 ,  A47L9/00

CPC classification number: A47L9/0494 ,  A47L5/22 ,  A47L9/009 ,  A47L9/02 ,  A47L9/0477 ,  A47L9/1445 ,  A47L9/28 ,  A47L9/2821 ,  A47L9/2842 ,  A47L9/2852 ,  A47L9/2868 ,  A47L9/2873 ,  A47L9/2884 ,  A47L9/2894 ,  A47L2201/00 ,  A47L2201/022 ,  A47L2201/04 ,  A47L2201/06

Abstract: The invention relates to a robotic vacuum cleaner comprising a base mounted on wheels, a dust collector, and a floor nozzle arranged on the base for taking in an air flow into the robotic vacuum cleaner, the floor nozzle being adjustable in height with respect to the base.

公开(公告)号：US20180020894A1

公开(公告)日：2018-01-25

申请号：US15544391

申请日：2015-12-11

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/28 ,  A47L5/22 ,  A47L9/00 ,  A47L9/14

Abstract: The invention relates to a vacuum cleaner robot comprising a suction device mounted on wheels and a power supply device mounted on wheels,where the suction device comprises a floor nozzle, a dust separator and a motorized fan unit for suctioning an air stream in through the floor nozzle, where the suction device comprises a drive device for driving at least one of the wheels of the suction device, and where the power supply device comprises a drive device for driving at least one of the wheels of the power supply device, where said power supply device is via a power supply cable connected to said suction device for supplying said suction device with power.

公开(公告)号：US20180008107A1

公开(公告)日：2018-01-11

申请号：US15543841

申请日：2015-12-11

Applicant: EUROFILTERS HOLDING N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L5/36 ,  A47L9/16 ,  A47L9/10 ,  A47L9/02 ,  A47L9/00 ,  A47L9/24 ,  A47L9/14

CPC classification number: A47L5/365 ,  A47L5/22 ,  A47L5/362 ,  A47L9/009 ,  A47L9/02 ,  A47L9/102 ,  A47L9/14 ,  A47L9/1683 ,  A47L9/248

Abstract: The invention relates to a floor vacuum cleaner comprising a dust collector arrangement mounted on rollers and/or runners, a suction hose, a suction tube, and a floor nozzle, wherein the floor nozzle is fluidically connected to the dust collector arrangement via the suction tube and the suction hose, wherein the dust collector arrangement comprises a dust separator, wherein the dust collector arrangement comprises a motorized fan unit for suctioning an air stream through the floor nozzle, wherein the motorized fan unit is arranged so that an air stream suctioned in through the floor nozzle, the suction tube, and the suction hose flows through the motorized fan unit and into the dust separator, wherein the dust collector arrangement has a housing and the motorized fan unit is mounted on or in the housing, wherein the dust separator is mounted in the housing.

公开(公告)号：US20210361133A1

公开(公告)日：2021-11-25

申请号：US16969916

申请日：2019-02-22

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan Schultink

IPC: A47L9/14

Abstract: The invention relates to a retainer plate for a vacuum cleaner filter bag, comprising at least one sealing element, a base plate in which a passage opening is formed, and a centering device which extends at least partly around the periphery of the passage opening, said centering device having at least one first spring element which, upon deformation in the radial direction, exerts a restoring force directed counter to the deformation.

公开(公告)号：US20180000301A1

公开(公告)日：2018-01-04

申请号：US15542562

申请日：2015-12-11

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/06 ,  A47L5/36 ,  A47L5/32 ,  A47L9/22 ,  A47L9/24

CPC classification number: A47L9/0646 ,  A47L5/22 ,  A47L5/32 ,  A47L5/362 ,  A47L9/02 ,  A47L9/22 ,  A47L9/24 ,  A47L9/244

Abstract: The invention relates to a floor vacuum cleaner comprising a dust collector arrangement mounted on rollers and/or runners, a suction hose, a suction tube and a floor nozzle, wherein the floor nozzle is fluidically connected to the dust collector arrangement via the suction tube and the suction hose, also comprising a motorized fan unit for suctioning an air stream through the floor nozzle, wherein the motorized fan unit is arranged between the floor nozzle and the suction tube such that an air stream suctioned in through the floor nozzle flows through the motorized fan unit and into the suction tube.

公开(公告)号：US20240374096A1

公开(公告)日：2024-11-14

申请号：US17050761

申请日：2019-03-21

Applicant: EUROFILTERS HOLDING N.V.

Inventor： Ralf SAUER ,  Jan Schultink

IPC: A47L9/14

Abstract: The invention relates to a vacuum cleaner filter bag comprising a bag wall and a retaining plate (13) which is connected to the bag wall, wherein the bag wall comprises a film region in which a plastic film is arranged, wherein the film region comprises a first sub-region in which the bag wall is formed solely by the plastic film or in which the plastic film forms the outermost layer of the bag wall, wherein the film region comprises a second sub-region in which the plastic film is overlapped by a nonwoven fabric element (3), wherein the retaining plate (13) is connected, in particular welded, to the plastic film and the nonwoven fabric element (3), and wherein the nonwoven fabric element (3) has at least one part (11, 12) which is connected to the bag wall part surrounding the film region.

公开(公告)号：US20180008109A1

公开(公告)日：2018-01-11

申请号：US15543929

申请日：2015-12-11

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/00 ,  B60B19/00 ,  A47L5/36 ,  G05D1/02 ,  A47L9/04

Abstract: The present invention relates to a vacuum cleaner robot comprising a floor nozzle supported on wheels and a dust collection unit, wherein the floor nozzle comprises a driving device for driving at least one of the wheels of the floor nozzle, wherein one of the wheels, a plurality of or all of the wheels of the floor nozzle are omnidirectional wheels, wherein the floor nozzle comprises a base plate with a base surface, which, when the vacuum cleaner robot is in operation, faces the surface to be cleaned, the base plate having provided therein an air flow channel, which extends parallel to the base surface and through which air to be cleaned enters the floor nozzle, and wherein the floor nozzle comprises a rotating means for rotating the air flow channel about an axis perpendicular to the base surface.

公开(公告)号：US20180008108A1

公开(公告)日：2018-01-11

申请号：US15543856

申请日：2015-12-11

Applicant: Eurofilters Holding N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/00 ,  B60B19/00 ,  A47L5/36 ,  G05D1/02 ,  A47L9/04

Abstract: The invention relates to a vacuum cleaner robot comprising a dust collector arrangement mounted on wheels, a suction hose and a floor nozzle mounted on wheels, where the floor nozzle is fluidically connected to the dust collector arrangement via the suction hose, also comprising a motorized fan unit for suctioning an air stream in through the floor nozzle, where the motorized fan unit is arranged between the floor nozzle and the dust collector arrangement in such a manner that an air stream suctioned in through the floor nozzle flows through the motorized fan unit and into the dust collector arrangement. where the dust collector arrangement comprises a drive device in order to drive at least one of the wheels of the dust collector arrangement, and where the floor nozzle comprises a drive device in order to drive at least one of the wheels of the floor nozzle.

公开(公告)号：US20230330454A1

公开(公告)日：2023-10-19

申请号：US18020727

申请日：2021-08-04

Applicant: EUROFILTERS HOLDING N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A62B23/02 ,  A41D13/11 ,  B01D39/16

CPC classification number: A62B23/025 ,  A41D13/1115 ,  B01D39/163 ,  B01D2239/0283 ,  B01D2239/0618 ,  B01D2239/0672 ,  B01D2239/0681 ,  B01D2239/10

Abstract: The invention relates to a method for producing a respiratory protection mask (1) comprising a filter material piece (2) made of an air-permeable material, comprising the steps of: providing a first non-woven material; compacting the first non-woven material in regions; bonding the first non-woven material to a second non-woven material in the compacted region.

公开(公告)号：US20220354326A1

公开(公告)日：2022-11-10

申请号：US17619086

申请日：2020-06-15

Applicant: EUROFILTERS HOLDING N.V.

Inventor： Ralf SAUER ,  Jan SCHULTINK

IPC: A47L9/14

Abstract: The invention comprises a vacuum cleaner filter bag comprising a base element, a cover element having an inflow opening and a retaining plate surrounding the inflow opening at least in part is connected to the cover element, and at least four intermediate elements which are arranged between the base element and the cover element and each comprise a passage opening aligned with the inflow opening of the cover element, where the intermediate elements are configured as filter elements and each comprise nonwoven fabric and/or fibrous nonwoven, where the intermediate element directly adjoining the base element is connected to the base element along the outer edge of the intermediate element or along the edge of the passage opening, and where adjacent intermediate elements are connected to each other alternately along the edge of the passage openings and along their outer edge.