公开(公告)号：US12074352B2

公开(公告)日：2024-08-27

申请号：US17295515

申请日：2019-12-02

Applicant: Widex A/S

Inventor： Per Kokholm Sorensen ,  Boris Valnert ,  Thorvaldur Oli Bodvarsson ,  Drew Rosskelly ,  Michael Frydendal Larssen ,  Rune Aarup Due

IPC: H01M8/04082 ,  H01M8/1011

CPC classification number: H01M8/04208 ,  H01M8/1011

Abstract: A system and method for refuelling a fuel cell having a fuel reservoir. The system includes a cartridge (1) having a first reservoir (2) for storing fuel for the fuel cell and a refuelling unit adapted to receive a waste liquid from the fuel reservoir of the fuel cell and provide fuel from the first reservoir (2) of the cartridge (1) to the fuel reservoir of the fuel cell. The system further includes a second reservoir for storing the waste liquid from the fuel cell, a cartridge for use with the system, a refuelling unit for use with the system.

公开(公告)号：US10136231B2

公开(公告)日：2018-11-20

申请号：US15345610

申请日：2016-11-08

Applicant: WIDEX A/S

Inventor： Drew Rosskelly ,  Flemming Risager ,  Michael Frydendal Larssen

IPC: H04R25/00 ,  H01M2/36 ,  H01M8/04082 ,  H01M8/04291

Abstract: The present invention relates to a changeable cartridge for a hearing device docking station, said changeable cartridge comprising a flexible waste reservoir being adapted to receive waste products from hearing device fuel cell power packs, and a flexible fuel reservoir being adapted to hold and provide fuel to hearing device fuel cell power packs. The present invention further relates to a hearing device docking station and a hearing device docking station assembly.

公开(公告)号：US10863289B2

公开(公告)日：2020-12-08

申请号：US16174421

申请日：2018-10-30

Applicant: Widex A/S

Inventor： Drew Rosskelly ,  Flemming Risager ,  Michael Frydendal Larssen

IPC: H04R25/02 ,  H04R25/00 ,  H01M2/36 ,  H01M8/04082 ,  H01M8/04291

Abstract: A changeable cartridge for a hearing device docking station, the changeable cartridge having a flexible waste reservoir adapted to receive waste products from hearing device fuel cell power packs, and a flexible fuel reservoir adapted to hold and provide fuel to hearing device fuel cell power packs. The present invention further relates to a hearing device docking station and a hearing device docking station assembly.

公开(公告)号：US10777828B2

公开(公告)日：2020-09-15

申请号：US15346882

申请日：2016-11-09

Applicant: Widex A/S

Inventor： Flemming Risager ,  Jorgen Landgrebe Andreasen ,  Michael Frydendal Larssen ,  Per Kokholm Sorensen ,  Drew Rosskelly

IPC: H01M8/04082 ,  H04R25/00 ,  H01M8/04186 ,  H01M2/36 ,  H01M8/1011 ,  H01M8/04119

Abstract: The present invention relates to a hearing device fuel cell power pack comprising a connector part of a connector assembly for exchanging fluids between the hearing device fuel cell power pack and a hearing device docking station, the connector part comprising a moveable valve piston being adapted to move between a closed valve position and an open valve position. The connector part forms part of a single-interface fuel cell connector assembly.