Patents by Inventor David Sandhal

David Sandhal 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: 20200000611
    Abstract: A prosthetic foot can include an attachment member, at least one first brace, at least one first flexible member, an unpowered actuator, at least one second brace, and at least one second flexible member. The attachment member can include a connector configured to connect the attachment member to a user or another prosthetic device. The at least one first brace can mount to the attachment member and the at least one first flexible member can connect to the attachment member by the at least one first brace such that a force between the ground and the attachment member can be supported by the at least one first flexible member. The unpowered actuator can mount to the attachment member and the at least one second brace can mounted to the actuator. The at least one second flexible member can connect to the attachment member by the at least one second brace such that a force between the ground and the attachment member can be supported by the at least one second flexible member.
    Type: Application
    Filed: July 9, 2019
    Publication date: January 2, 2020
    Inventors: Arinbjorn Viggo Clausen, Bjarni Andresson, Ragnar Orn Gunnarsson, Christophe Guy Lecomte, Maria Gudrun Sveinbjornsdottir, David Sandhal, Atli Orn Sverrisson, David Langlois
  • Patent number: 10390974
    Abstract: A prosthetic foot can include an attachment member, at least one first brace, at least one first flexible member, an unpowered actuator, at least one second brace, and at least one second flexible member. The attachment member can include a connector configured to connect the attachment member to a user or another prosthetic device. The at least one first brace can mount to the attachment member and the at least one first flexible member can connect to the attachment member by the at least one first brace such that a force between the ground and the attachment member can be supported by the at least one first flexible member. The unpowered actuator can mount to the attachment member and the at least one second brace can be mounted to the actuator. The at least one second flexible member can connect to the attachment member by the at least one second brace such that a force between the ground and the attachment member can be supported by the at least one second flexible member.
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: August 27, 2019
    Assignee: Ă–ssur hf.
    Inventors: Arinbjorn Viggo Clausen, Bjarni Andresson, Ragnar Orn Gunnarsson, Christophe Guy Lecomte, Maria Gudrun Sveinbjornsdottir, David Sandhal, Atli Orn Sverrisson, David Langlois
  • Publication number: 20150328020
    Abstract: A prosthetic foot can include an attachment member, at least one first brace, at least one first flexible member, an unpowered actuator, at least one second brace, and at least one second flexible member. The attachment member can include a connector configured to connect the attachment member to a user or another prosthetic device. The at least one first brace can mount to the attachment member and the at least one first flexible member can connect to the attachment member by the at least one first brace such that a force between the ground and the attachment member can be supported by the at least one first flexible member. The unpowered actuator can mount to the attachment member and the at least one second brace can mounted to the actuator. The at least one second flexible member can connect to the attachment member by the at least one second brace such that a force between the ground and the attachment member can be supported by the at least one second flexible member.
    Type: Application
    Filed: May 5, 2015
    Publication date: November 19, 2015
    Inventors: Arinbjorn Viggo Clausen, Bjarni Andresson, Ragnar Orn Gunnarsson, Christophe Guy Lecomte, Maria Gudrun Sveinbjornsdottir, David Sandhal, Atli Orn Sverrisson, David Langlois