About 34 results
https://drivepatents.com/patents/1374568 · 2 Jun 2026
A bipolar plate for a fuel cell is provided having an active region and a marginal region surrounding the active region, and having a first media guide having a first passage and a second media guide having a second passage, and having a media duct extendi...
https://drivepatents.com/patents/1382279 · 7 May 2026
A separator for a fuel cell includes: an upper separator including first land portions and brought into close contact with an anode and a cathode of the fuel cell, and a lower separator coupled to the upper separator to form coolant passages. The lower sep...
https://drivepatents.com/patents/1380172 · 26 Mar 2026
A bipolar flow field plate for an electrochemical fuel cell comprises fuel supply channels formed on the first surface of the bipolar flow field plate, having a constant cross-section along the length of bipolar flow field plate, oxidant supply channels fo...
https://drivepatents.com/patents/953223 · 24 Feb 2016
[Problem] To provide a fuel cell stack manufacturing method and a manufacturing device that are able to secure the compression amount of the sealing member disposed on the fuel cell module. [Solution] The present invention is a method for manufacturing a f...
https://drivepatents.com/patents/948799 · 30 Sep 2015
This fuel cell stack (FS) is equipped with: two or more cell modules (M) configured by stacking and integrating a plurality of fuel-cell single cells (C); and a sealing plate (P) interposed therebetween the cell modules (M). Therein, the sealing plate (P) ...
https://drivepatents.com/patents/963549 · 28 Jan 2015
A fuel cell FC includes: a membrane electrode assembly 2 including a frame 1 at a peripheral portion; and a separator 3 disposed on both sides of the frame 1 and the membrane electrode assembly 2, wherein a protrusion 3R and a counterpart groove 1G where a...
https://drivepatents.com/patents/965488 · 31 Dec 2014
Summary The present invention is a manufacturing method for a solid oxide fuel cell apparatus (1) in which multiple fuel cells are adhered and affixed to a first affixing member (63) attached within a fuel cell module (2), the method includes steps of: ins...
https://drivepatents.com/patents/969620 · 24 Sep 2014
The method involves forming a cooling unit (2a,2b) by contact of two contact surfaces of plates (4,6). A coolant space (8) for cooling agent is formed between the two plates. A gas space (12,14) is formed between each plate and the respectively adjacent el...
https://drivepatents.com/patents/977336 · 19 Mar 2014
A polymer electrolyte fuel cell includes: a sealing structure (9) including a substantially rectangular ring-shaped first gasket portion (9a) and a substantially rectangular ring-shaped second gasket portion (9b), the first gasket portion (9a) being positi...
https://drivepatents.com/patents/984490 · 28 Aug 2013
Conventional fuel cell systems had the problem of impurity gases flowing back from a buffer tank and a reduction in the voltages of unit cells when the supply pressure of an anode gas is caused to pulsate at startup. Provided is an operating method of a fu...