Patents by Inventor Petrus Henricus Maria Stokman

Petrus Henricus Maria Stokman 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: 12115118
    Abstract: There is described a patient lift apparatus comprising a supporting frame, a boom portion connected to the supporting frame, and a spreader element coupled to the boom portion via a coupling member. The boom portion and coupling member are joined by a pivot joint allowing the coupling member and associated spreader element to pivot with respect to the boom portion about a pivot axis. The patient lift apparatus can include a damping element coupled between the boom portion and the coupling member to damp rocking movement of the coupling member and spreader element, which damping element is a linear damper having a first end connected to the boom portion and a second end connected to the coupling member. The patient lift apparatus can include a quick release mechanism to release the spreader element from the boom portion.
    Type: Grant
    Filed: April 25, 2023
    Date of Patent: October 15, 2024
    Assignee: Invacare International GmbH
    Inventors: Petrus Henricus Maria Stokman, Joaquim Ferreira, Mark Monteiro, Stefan Lippert
  • Publication number: 20230363966
    Abstract: There is in particular described a hoisting device for a patient lift apparatus, comprising first and second lifting straps configured to selectively lift or lower a patient, first and second winding spools configured to allowing winding or unwinding of the first and second lifting straps, respectively, and a driving arrangement configured to drive the first and second winding spools so as to selectively wind or unwind the first and second lifting straps. The driving arrangement comprises a first electric motor in driving connection with the first winding spool and a second electric motor sin driving connection with the second winding spool, the first and second electric motors being operable in synchronism to wind or unwind the first and second lifting straps. The hoisting device further comprises a first guide roller whose circumferential surface contacts a first side of the first lifting strap and a second guide roller whose circumferential surface contacts a first side of the second lifting strap.
    Type: Application
    Filed: September 2, 2021
    Publication date: November 16, 2023
    Inventors: Petrus Henricus Maria STOKMAN, Tiago DE SEIXAS GUIMARÃES, Henrique GONÇALVES, Mark MONTEIRO
  • Publication number: 20230255844
    Abstract: There is described a patient lift apparatus comprising a supporting frame, a boom portion connected to the supporting frame, and a spreader element coupled to the boom portion via a coupling member. The boom portion and coupling member are joined by a pivot joint allowing the coupling member and associated spreader element to pivot with respect to the boom portion about a pivot axis. The patient lift apparatus can include a damping element coupled between the boom portion and the coupling member to damp rocking movement of the coupling member and spreader element, which damping element is a linear damper having a first end connected to the boom portion and a second end connected to the coupling member. The patient lift apparatus can include a quick release mechanism to release the spreader element from the boom portion.
    Type: Application
    Filed: April 25, 2023
    Publication date: August 17, 2023
    Inventors: Petrus Henricus Maria Stokman, Joaquim Ferreira, Mark Monteiro, Stefan Lippert
  • Patent number: 11666499
    Abstract: There is described a patient lift apparatus comprising a supporting frame a boom portion connected to the supporting frame and a spreader element coupled to the boom portion via a coupling member. The boom portion and coupling member are joined by a pivot joint (PJ2) allowing the coupling member and associated spreader element to pivot with respect to the boom portion about a pivot axis. According to one aspect of the invention, the patient lift apparatus further comprises a damping element coupled between the boom portion and the coupling member to damp rocking movement of the coupling member and spreader element, which damping element is a linear damper having a first end connected to the boom portion and a second end connected to the coupling member According to another aspect of the invention, the patient lift apparatus further comprises a quick release mechanism to release the spreader element from the boom portion.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: June 6, 2023
    Assignee: invacare International GmbH
    Inventors: Petrus Henricus Maria Stokman, Joaquim Ferreira, Mark Monteiro, Stefan Lippert
  • Publication number: 20210093500
    Abstract: There is described a patient lift apparatus comprising a supporting frame a boom portion connected to the supporting frame and a spreader element coupled to the boom portion via a coupling member. The boom portion and coupling member are joined by a pivot joint (PJ2) allowing the coupling member and associated spreader element to pivot with respect to the boom portion about a pivot axis. According to one aspect of the invention, the patient lift apparatus further comprises a damping element coupled between the boom portion and the coupling member to damp rocking movement of the coupling member and spreader element, which damping element is a linear damper having a first end connected to the boom portion and a second end connected to the coupling member According to another aspect of the invention, the patient lift apparatus further comprises a quick release mechanism to release the spreader element from the boom portion.
    Type: Application
    Filed: December 3, 2018
    Publication date: April 1, 2021
    Inventors: Petrus Henricus Maria Stokman, Joaquim FERREIRA, Mark Monteiro, Stefan Lippert
  • Patent number: 8783708
    Abstract: A collapsible stroller includes a collapsible seat-support frame and a frame lock coupled to the seat-support frame. The frame lock is operable by a caregiver to retain the seat-support frame in an erect configuration or release the seat-support frame so that it is free to move to a collapsed storage configuration.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: July 22, 2014
    Assignee: Cosco Management, Inc.
    Inventors: Gerjan Storm, Petrus Henricus Maria Stokman, John Gert Til van Dijk
  • Patent number: 8622476
    Abstract: According to the present disclosure, a juvenile vehicle seat includes a base providing a seat bottom, a backrest extending upwardly from the base, and a movable headrest. The headrest is mounted for up-and-down movement on the backrest. The juvenile vehicle seat also includes a headrest-height controller configured to control the height of the movable headrest relative to the backrest.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: January 7, 2014
    Assignee: Cosco Management, Inc.
    Inventors: Taco Karremans, Petrus Henricus Maria Stokman
  • Publication number: 20130056961
    Abstract: A collapsible stroller includes a collapsible seat-support frame and a frame lock coupled to the seat-support frame. The frame lock is operable by a caregiver to retain the seat-support frame in an erect configuration or release the seat-support frame so that it is free to move to a collapsed storage configuration.
    Type: Application
    Filed: September 4, 2012
    Publication date: March 7, 2013
    Applicant: COSCO MANAGEMENT, INC.
    Inventors: Gerjan Storm, Petrus Henricus Maria Stokman, John Gert Til van Dijk
  • Patent number: 8070228
    Abstract: A child restraint comprises a base and a seat which can be detachably connected to the base.
    Type: Grant
    Filed: January 21, 2010
    Date of Patent: December 6, 2011
    Assignee: Cosco Management, Inc.
    Inventors: Taco Karremans, Petrus Henricus Maria Stokman, Mark Schrooten
  • Publication number: 20100264705
    Abstract: According to the present disclosure, a juvenile vehicle seat includes a base providing a seat bottom, a backrest extending upwardly from the base, and a movable headrest. The headrest is mounted for up-and-down movement on the backrest. The juvenile vehicle seat also includes a headrest-height controller configured to control the height of the movable headrest relative to the backrest.
    Type: Application
    Filed: March 17, 2010
    Publication date: October 21, 2010
    Applicant: COSCO MANAGEMENT, INC.
    Inventors: Taco Karremans, Petrus Henricus Maria Stokman
  • Publication number: 20100207436
    Abstract: A child restraint comprises a base and a seat which can be detachably connected to the base.
    Type: Application
    Filed: January 21, 2010
    Publication date: August 19, 2010
    Applicant: COSCO MANAGEMENT, INC.
    Inventors: Taco Karremans, Petrus Henricus Maria Stokman, Mark Schrooten