Patents by Inventor Pieter Kingma

Pieter Kingma has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210169292
    Abstract: A cleaning device comprises a surface interaction layer (ML), a cleaning fluid supply (CFF) provided with a cleaning fluid channel (CFC) at the surface interaction layer (ML) for supplying a cleaning fluid to a surface (F) through the surface interaction layer (ML) being in contact with the surface (F), and a dirty fluid drain (DFD) having a dirty fluid channel (DFC) at the surface interaction layer (ML) for draining, by means of underpressure, dirty water from the surface (F) through the surface interaction layer (ML) being in contact with the surface (F).
    Type: Application
    Filed: February 19, 2021
    Publication date: June 10, 2021
    Inventors: Bastiaan Johannes DE WIT, Matthijs Hendrikus LUBBERS, Pieter KINGMA
  • Publication number: 20210169293
    Abstract: A cleaning device comprises a surface interaction layer (ML), a cleaning fluid supply (CFF) provided with a cleaning fluid channel (CFC) at the surface interaction layer (ML) for supplying a cleaning fluid to a surface (F) through the surface interaction layer (ML) being in contact with the surface (F), and a dirty fluid drain (DFD) having a dirty fluid channel (DFC) at the surface interaction layer (ML) for draining, by means of underpressure, dirty water from the surface (F) through the surface interaction layer (ML) being in contact with the surface (F).
    Type: Application
    Filed: February 19, 2021
    Publication date: June 10, 2021
    Inventors: Bastiaan Johannes DE WIT, Matthijs Hendrikus LUBBERS, Pieter KINGMA
  • Patent number: 10856715
    Abstract: The present invention relates to a nozzle arrangement (10) of a cleaning device (100) for cleaning a surface (20), comprising: —a nozzle housing (28); —a rotating brush (12) that is rotatable about a brush axis (14) and comprises a substantially cylindrical core element (52) with flexible brush elements (16) that are arranged on a circumferential surface (56) of the core element (52), wherein said brush elements (16) are configured to contact the surface to be cleaned (20) and pick up dirt and liquid particles (22, 24) from the surface to be cleaned (20) during a rotation of the rotating brush (12); —a drive for driving the rotating brush (12); —a liquid supplying arrangement (58) for supplying a cleansing liquid (68) to the rotating brush (12); —a wiping element (32) for wiping dirt and liquid particles (22, 24) across or off the surface to be cleaned (20), wherein said wiping element (32) extends along a longitudinal direction (48), which is arranged substantially parallel to the brush axis (14), and wherei
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: December 8, 2020
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Johannes Tseard Van Der Kooi, Britt Roumen, Pieter Kingma, Matthijs Hendrikus Lubbers
  • Publication number: 20190380553
    Abstract: A cleaning device comprises a surface interaction layer (ML), a cleaning fluid supply (CFF) provided with a cleaning fluid channel (CFC) at the surface interaction layer (ML) for supplying a cleaning fluid to a surface (F) through the surface interaction layer (ML) being in contact with the surface (F), and a dirty fluid drain (DFD) having a dirty fluid channel (DFC) at the surface interaction layer (ML) for draining, by means of underpressure, dirty water from the surface (F) through the surface interaction layer (ML) being in contact with the surface (F).
    Type: Application
    Filed: February 12, 2018
    Publication date: December 19, 2019
    Inventors: Bastiaan Johannes DE WIT, Matthijs Hendrikus LUBBERS, Pieter KINGMA
  • Patent number: 10357141
    Abstract: A liquid containing system for a floor cleaning device, the liquid containing system comprising an outlet having a plurality of openings (H) to allow a liquid (W) to be extracted by means of capillary force when a mopping substrate, e.g. a cloth (C), is mounted against the plurality of openings (H), after filling the liquid containing system being substantially closed but for the plurality of openings (H).
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: July 23, 2019
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Pieter Kingma, Matthijs Hendrikus, Mark Van Wijhe, Wiebe Wierda, Paulus Cornelis Duineveld, Stephanus Jacob Gerardus Tamminga
  • Patent number: 9955835
    Abstract: A nozzle (10) for a floor cleaning device, suitable for both wet and dry cleaning, the nozzle comprising an airflow inlet (50) at a front end of the nozzle, and a detachable cleaning device (90) that, if mounted on the nozzle (10), lifts a rear end of the nozzle.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: May 1, 2018
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Matthijs Hendrikus Lubbers, Pieter Kingma, Mark Van Wijhe
  • Patent number: 9808133
    Abstract: Surface cleaning device, comprising a cloth (C) placed on a porous material (PM), a reservoir (R) for collecting liquid absorbed by the cloth (C), and an arrangement (P) for applying under-pressure in the reservoir (R) so as to transfer liquid from the cloth (C) into the reservoir (R). A pore size of the porous material (PM) is between 1 ?m and 50 ?m.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: November 7, 2017
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Matthijs Hendrikus Lubbers, Pieter Kingma
  • Publication number: 20170231454
    Abstract: A liquid containing system for a floor cleaning device, the liquid containing system comprising an outlet having a plurality of openings (H) to allow a liquid (W) to be extracted by means of capillary force when a mopping substrate, e.g. a cloth (C), is mounted against the plurality of openings (H), after filling the liquid containing system being substantially closed but for the plurality of openings (H).
    Type: Application
    Filed: October 19, 2015
    Publication date: August 17, 2017
    Inventors: PIETER KINGMA, MATTHIJS HENDRIKUS, MARK VAN WIJHE, WIEBE WIERDA, PAULUS CORNELIS DUINEVELD, STEPHANUS JACOB GERARDUS TAMMINGA
  • Publication number: 20170215668
    Abstract: A nozzle (10) for a floor cleaning device, suitable for both wet and dry cleaning, the nozzle comprising an airflow inlet (50) at a front end of the nozzle, and a detachable cleaning device (90) that, if mounted on the nozzle (10), lifts a rear end of the nozzle.
    Type: Application
    Filed: October 19, 2015
    Publication date: August 3, 2017
    Inventors: MATTHIJS HENDRIKUS LUBBERS, PIETER KINGMA, MARK VAN WIJHE
  • Publication number: 20160213214
    Abstract: Surface cleaning device, comprising a cloth (C) placed on a porous material (PM), a reservoir (R) for collecting liquid absorbed by the cloth (C), and an arrangement (P) for applying under-pressure in the reservoir (R) so as to transfer liquid from the cloth (C) into the reservoir (R). A pore size of the porous material (PM) is between 1 ?m and 50 ?m.
    Type: Application
    Filed: July 8, 2015
    Publication date: July 28, 2016
    Applicant: Koninklijke Philips N.V.
    Inventors: MATTHIJS HENDRIKUS LUBBERS, PIETER KINGMA
  • Publication number: 20150327743
    Abstract: The present invention relates to a nozzle arrangement (10) of a cleaning device (100) for cleaning a surface (20), comprising: a nozzle housing (28); a rotating brush (12) that is rotatable about a brush axis (14) and comprises a substantially cylindrical core element (52) with flexible brush elements (16) that are arranged on a circumferential surface (56) of the core element (52), wherein said brush elements (16) are configured to contact the surface to be cleaned (20) and pick up dirt and liquid particles (22, 24) from the surface to be cleaned (20) during a rotation of the rotating brush (12); a drive for driving the rotating brush (12); a liquid supplying arrangement (58) for supplying a cleansing liquid (68) to the rotating brush (12); a wiping element (32) for wiping dirt and liquid particles (22, 24) across or off the surface to be cleaned (20), wherein said wiping element (32) extends along a longitudinal direction (48), which is arranged substantially parallel to the brush axis (14), and wherein sai
    Type: Application
    Filed: January 16, 2014
    Publication date: November 19, 2015
    Inventors: JOHANNES TSEARD VAN DER KOOI, BRITT ROUMEN, PIETER KINGMA, MATTHIJS HENDRIKUS LUBBERS
  • Patent number: 9173536
    Abstract: The present invention relates to a cleaning device for cleaning a surface (20), comprising: —a brush (12) rotatable about a brush axis (14), said brush (12) being provided with flexible brush elements (16) that are substantially uniformly distributed over the periphery of the brush (12), wherein the brush (12) is at least partly surrounded by a nozzle housing (28) and protrudes at least partially from a bottom side (30) of said nozzle housing (28), which, during use of the device (100), faces the surface to be cleaned (20), wherein the brush elements (16), during the rotation of the brush (12), substantially form a sealing with the housing (28) at a first position (33) where the brush elements (16) leave the housing (28) during the rotation of the brush (12), and contact the surface to be cleaned (20) during the rotation of the brush (12) at a second position (35) for picking up dirt particles (22) and liquid (24) from said surface (20), thereby defining a suction area (34) in a space between the brush (12),
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: November 3, 2015
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Johannes Tseard Van Der Kooi, Britt Roumen, Pieter Kingma
  • Publication number: 20140189978
    Abstract: The present invention relates to a cleaning device for cleaning a surface (20), comprising: —a brush (12) rotatable about a brush axis (14), said brush (12) being provided with flexible brush elements (16) that are substantially uniformly distributed over the periphery of the brush (12), wherein the brush (12) is at least partly surrounded by a nozzle housing (28) and protrudes at least partially from a bottom side (30) of said nozzle housing (28), which, during use of the device (100), faces the surface to be cleaned (20), wherein the brush elements (16), during the rotation of the brush (12), substantially form a sealing with the housing (28) at a first position (33) where the brush elements (16) leave the housing (28) during the rotation of the brush (12), and contact the surface to be cleaned (20) during the rotation of the brush (12) at a second position (35) for picking up dirt particles (22) and liquid (24) from said surface (20), thereby defining a suction area (34) in a space between the brush (12),
    Type: Application
    Filed: August 2, 2012
    Publication date: July 10, 2014
    Applicant: KONINKLIJKE PHILIPS N.V.
    Inventors: Johannes Tseard Van Der Kooi, Britt Roumen, Pieter Kingma