Patents by Inventor Derek Muir

Derek Muir 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).

  • Patent number: 11950748
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing having a first air inlet on an underside of the housing and an air outlet and a first airflow path between the first air inlet and the air outlet. The cleaning accessory also comprises at least one cleaning brush having at least one flexible cleaning element projecting outwards from a side of the housing. The cleaning accessory also comprises at least one side air inlet on the side of the housing and a second airflow path between the at least one side inlet and the air outlet. The at least one flexible cleaning element is arranged to engage a surface to be cleaned adjacent to the at least one side air inlet.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: April 9, 2024
    Assignee: Black & Decker, Inc.
    Inventors: Derek Muir, Oleksiy Sergyeyenko, Mark Davies
  • Publication number: 20230284848
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing. At least one rotatable cleaning brush is rotatably mounted to the housing and configured to engage a surface to be cleaned. The at least one rotatable cleaning brush comprises at least one flexible cleaning element projecting outwards from a side of the housing. The at least one flexible cleaning element is arranged to rotate in a cleaning position and rotate in a disengaged position whereby the at last one flexible cleaning element engages the surface to be cleaned when rotating in the cleaning position and the at last one flexible cleaning element is remote from the surface to be cleaned when rotating in the disengaged position.
    Type: Application
    Filed: February 3, 2022
    Publication date: September 14, 2023
    Inventors: Derek Muir, Oleksiy Sergyeyenko
  • Publication number: 20230270301
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing having a first air inlet on an underside of the housing and an air outlet and a first airflow path between the first air inlet and the air outlet. The cleaning accessory also comprises at least one cleaning brush having at least one flexible cleaning element projecting outwards from a side of the housing. The cleaning accessory also comprises at least one side air inlet on the side of the housing and a second airflow path between the at least one side inlet and the air outlet. The at least one flexible cleaning element is arranged to engage a surface to be cleaned adjacent to the at least one side air inlet.
    Type: Application
    Filed: February 3, 2022
    Publication date: August 31, 2023
    Inventors: Derek Muir, Oleksiy Sergyeyenko
  • Publication number: 20230271034
    Abstract: Disclosed are connector systems for power and/or data transfer in breathing apparatus. The connector systems may comprise magnetically attractive elements and magnets. The connector systems may comprise protrusions and complimentary recesses which are aligned perpendicularly to a cable axis of the connector or connectors. Also disclosed are breathing apparatus comprising the connector systems, and breathing apparatus charging systems.
    Type: Application
    Filed: August 12, 2021
    Publication date: August 31, 2023
    Inventors: Derek MUIR, Amr ELSAADANI
  • Publication number: 20230240491
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing. A rotatable cleaning brush is rotatably mounted to the housing. The rotatable cleaning brush has at least one flexible cleaning element projecting outwards from a side of the housing. The at least one flexible cleaning element is configured to rotate and engage with a surface to be cleaned. A dirt deflector projects from the side of the housing and is configured to surround at least part of the perimeter of the rotatable cleaning brush.
    Type: Application
    Filed: February 3, 2022
    Publication date: August 3, 2023
    Inventors: Derek Muir, Oleksiy Sergyeyenko
  • Patent number: 11678781
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing. A rotatable cleaning brush is rotatably mounted to the housing. The rotatable cleaning brush has at least one flexible cleaning element projecting outwards from a side of the housing. The at least one flexible cleaning element is configured to rotate and engage with a surface to be cleaned. A rotatable cleaning bar rotatably is mounted within the housing and the rotatable cleaning brush is rotatably coupled to the rotatable cleaning bar. At least a portion of the rotatable cleaning brush is seated within the rotatable cleaning bar or a drive mechanism coupled to the rotatable cleaning bar.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: June 20, 2023
    Assignee: Black & Decker, Inc.
    Inventor: Derek Muir
  • Patent number: 11464378
    Abstract: A vacuum cleaner comprises: a housing and a motor fan assembly mounted in the housing, the motor fan assembly arranged to generate an air flow. A removable dirt container is mountable on the housing and in fluid communication with a dirty air inlet and the motor fan assembly. A moveable dirt compactor is mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position. Wherein the dirt container comprises a primary handle for actuating the moveable dirt compactor with a first hand and a first auxiliary handle for allowing the user to grip with a second hand.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: October 11, 2022
    Assignee: Black & Decker, Inc.
    Inventors: Derek Muir, Andrew Walker, Cavan Gray, Jack Richardson
  • Patent number: 11389039
    Abstract: A vacuum cleaner comprising: a housing; a motor-fan assembly arranged to generate an airflow between an air inlet and an air outlet; a dirt collection chamber mounted to the housing and having a door; and a filter assembly located within the dirt collection chamber, the filter assembly comprising a coarse filter having a first gripping portion and a fine filter having a second gripping portion, wherein the first and second gripping portions are capable of being gripped by a user, wherein the first gripping portion and the second gripping portion are isolated from an airflow path between the air inlet and the air outlet.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: July 19, 2022
    Assignee: Black & Decker, Inc.
    Inventors: Cavan Grey, Derek Muir
  • Publication number: 20210113039
    Abstract: A rotatable cleaning bar for a vacuum cleaner comprises an elongate central body. At least one rigid carrier is removably mountable on the elongate central body and projects from the surface of the elongate central body by a first distance. At least one flexible cleaning element is mounted to the at least one carrier and projects from the surface of the elongate central body by a second distance; wherein the first distance is less than the second distance.
    Type: Application
    Filed: October 29, 2019
    Publication date: April 22, 2021
    Inventor: Derek MUIR
  • Publication number: 20200107686
    Abstract: A vacuum cleaner comprising: a housing; a motor-fan assembly arranged to generate an airflow between an air inlet and an air outlet; a dirt collection chamber mounted to the housing and having a door; and a filter assembly located within the dirt collection chamber, the filter assembly comprising a coarse filter having a first gripping portion and a fine filter having a second gripping portion, wherein the first and second gripping portions are capable of being gripped by a user, wherein the first gripping portion and the second gripping portion are isolated from an airflow path between the air inlet and the air outlet.
    Type: Application
    Filed: October 7, 2019
    Publication date: April 9, 2020
    Inventors: Cavan Grey, Derek Muir
  • Publication number: 20200046187
    Abstract: A vacuum cleaner comprises: a housing and a motor fan assembly mounted in the housing, the motor fan assembly arranged to generate an air flow. A removable dirt container is mountable on the housing and in fluid communication with a dirty air inlet and the motor fan assembly. A moveable dirt compactor is mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position. Wherein the dirt container comprises a primary handle for actuating the moveable dirt compactor with a first hand and a first auxiliary handle for allowing the user to grip with a second hand.
    Type: Application
    Filed: October 22, 2019
    Publication date: February 13, 2020
    Inventors: Derek MUIR, Andrew WALKER, Cavan GRAY, Jack RICHARDSON
  • Patent number: 10499779
    Abstract: A vacuum cleaner comprising: a housing; a motor fan assembly arranged to generate an air flow; a dirt container in fluid communication with a dirty air inlet and the motor fan assembly; a moveable dirt compactor mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position, wherein the movable dirt compactor is shaped so as to allow dirt within the dirt container located on one side of the dirt compactor to pass to the other side of the dirt compactor; and a detector switch coupled to the moveable dirt compactor, the detector switch configured to open an electrical circuit and interrupt power supplied to the motor fan assembly when the moveable dirt compactor moves towards the dirt compacting position and urges dirt towards the one end of the dirt container.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: December 10, 2019
    Assignee: Black & Decker, Inc.
    Inventors: Derek Muir, Andrew Walker, Cavan Grey, Jack Richardson
  • Patent number: 10485393
    Abstract: A vacuum cleaner comprises: a housing and a motor fan assembly mounted in the housing, the motor fan assembly arranged to generate an air flow. A removable dirt container is mountable on the housing and in fluid communication with a dirty air inlet and the motor fan assembly. A moveable dirt compactor is mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position. Wherein the dirt container comprises a primary handle for actuating the moveable dirt compactor with a first hand and a first auxiliary handle for allowing the user to grip with a second hand.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: November 26, 2019
    Assignee: Black & Decker, Inc.
    Inventors: Derek Muir, Andrew Walker, Cavan Gray, Jack Richardson
  • Publication number: 20180132686
    Abstract: A vacuum cleaner comprising: a housing; a motor fan assembly arranged to generate an air flow; a dirt container in fluid communication with a dirty air inlet and the motor fan assembly; a moveable dirt compactor mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position, wherein the movable dirt compactor is shaped so as to allow dirt within the dirt container located on one side of the dirt compactor to pass to the other side of the dirt compactor; and a detector switch coupled to the moveable dirt compactor, the detector switch configured to open an electrical circuit and interrupt power supplied to the motor fan assembly when the moveable dirt compactor moves towards the dirt compacting position and urges dirt towards the one end of the dirt container.
    Type: Application
    Filed: November 7, 2017
    Publication date: May 17, 2018
    Inventors: Derek MUIR, Andrew WALKER, Cavan GREY, Jack RICHARDSON
  • Publication number: 20180132685
    Abstract: A vacuum cleaner comprises: a housing and a motor fan assembly mounted in the housing, the motor fan assembly arranged to generate an air flow. A removable dirt container is mountable on the housing and in fluid communication with a dirty air inlet and the motor fan assembly. A moveable dirt compactor is mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position. Wherein the dirt container comprises a primary handle for actuating the moveable dirt compactor with a first hand and a first auxiliary handle for allowing the user to grip with a second hand.
    Type: Application
    Filed: November 7, 2017
    Publication date: May 17, 2018
    Inventors: Derek MUIR, Andrew WALKER, Cavan GRAY, Jack RICHARDSON
  • Patent number: 9844307
    Abstract: A cleaning head connectable to a vacuum cleaner comprises a cassette removeably mountable on the cleaning head. A rotatable bar has projecting cleaning elements engageable with a surface to be cleaned and the rotatable bar is removeably mountable in the cassette. A first cassette mounting assembly is coupled to the rotatable bar at a first end with a first spindle. A second cassette mounting assembly is coupled to the rotatable bar at a second end with a second spindle. The first and second cassette mounting assemblies have removable cover portions for shielding the first and second spindles from debris and the first cassette mounting assembly is rotatably coupled to and removable with the first spindle.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: December 19, 2017
    Assignee: BLACK & DECKER INC.
    Inventor: Derek Muir
  • Publication number: 20170150859
    Abstract: A cleaning head connectable to a vacuum cleaner comprises a cassette removeably mountable on the cleaning head. A rotatable bar has projecting cleaning elements engageable with a surface to be cleaned and the rotatable bar is removeably mountable in the cassette. A first cassette mounting assembly is coupled to the rotatable bar at a first end with a first spindle. A second cassette mounting assembly is coupled to the rotatable bar at a second end with a second spindle. The first and second cassette mounting assemblies have removable cover portions for shielding the first and second spindles from debris and the first cassette mounting assembly is rotatably coupled to and removable with the first spindle.
    Type: Application
    Filed: November 29, 2016
    Publication date: June 1, 2017
    Inventor: Derek MUIR
  • Publication number: 20160066756
    Abstract: A handheld cleaning device comprising a housing having a handle for gripping the device; a motor-fan assembly for generating an air flow; a cleaning head comprising a suction nozzle in fluid communication with the motor-fan assembly and a cleaning accessory mounted on the cleaning head; and a fluid tank in fluid communication with the suction nozzle and the motor-fan assembly for receiving fluid from the suction nozzle in the air flow; wherein the cleaning head is rotatably mounted on the housing and the cleaning head is rotatable about a longitudinal axis of the housing between a first position in which the suction nozzle is in an operable position and a second position in which the cleaning accessory is in an operable position.
    Type: Application
    Filed: July 7, 2015
    Publication date: March 10, 2016
    Inventors: Andrew WALKER, Derek MUIR, Mark BAXTER, Martyn RILEY
  • Patent number: 8091174
    Abstract: The present invention provides an upright vacuum cleaner (10) having an elongate body (12) and comprising a floorhead (14) on which the elongate body is mounted, the floorhead (14) having a first inlet (140) for dirty air, a wand having a second inlet for dirty air, a changeover valve (22) for selecting between a flow of dirty air from the first or second inlet, a dust collection chamber (18) also having a dirty air inlet (180), a duct (28) for conveying said flow of dirty air from the changeover valve (22) to the dust collection chamber inlet (180), and a source of suction power for drawing the dirty air from the first or second inlet through said changeover valve (22) and said duct (28) to the dust collection chamber inlet (180).
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: January 10, 2012
    Assignee: Black & Decker Inc.
    Inventors: Eric Coburn, Barry Pears, Derek Muir, Stephen Houghton
  • Patent number: D921368
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: June 8, 2021
    Assignee: Black & Decker, Inc.
    Inventors: Derek Muir, Stephen Houghton, Sean Liu