About 87 results
https://drivepatents.com/patents/998661 · 5 Sep 2012
A fuel cell includes a solid electrolyte layer (9) containing Zr; an intermediate layer (4) containing CeO 2 solid solution having a rare-earth element excluding Ce; an air electrode layer (1) containing Sr, the intermediate layer (4) and the air electrode...
https://drivepatents.com/patents/998667 · 5 Sep 2012
[Problem] Provided is a multi-layer piezoelectric element in which extension of a crack from an end face thereof is suppressed to improve the durability, and an injection device and a fuel injection system using the same. [Solution] A multi-layer piezoelec...
https://drivepatents.com/patents/999670 · 8 Aug 2012
A fuel cell device having improved durability. A fuel cell device is provided with: a cell stack (1) contained within a storage container (23); an oxygen-containing gas from the outside of the storage container (23) to the fuel cells within the storage con...
https://drivepatents.com/patents/1000806 · 4 Jul 2012
[Problem] A center of a multi-layer piezoelectric element is an active region and deforms to a greater degree than ends thereof which is an inactive region during driving operation, and is therefore more susceptible to stress concentration and crack develo...
https://drivepatents.com/patents/1000794 · 4 Jul 2012
[Problem] Provided is a multi-layer piezoelectric element which has no decline in the amount of displacement even under a condition of long-time use, and can protect a surface against adsorption of the content of moisture and impurities, thereby preventing...
https://drivepatents.com/patents/1001701 · 6 Jun 2012
[Problem] Conventional multi-layer piezoelectric element sometimes cannot be stably driven because crack sometimes occurs in a stacked body when an amount of displacement is large and when being driven at high speed. [Solution] A multi-layer piezoelectric ...
https://drivepatents.com/patents/1001693 · 6 Jun 2012
Provided is a fuel cell device improved for operating conditions during a partial load operation. The fuel cell device comprises a cell stack formed by electrically connecting fuel cells for generating power by fuel gas and oxygen-containing gas; a fuel ga...
https://drivepatents.com/patents/1003824 · 4 Apr 2012
[Problem] Provided is a highly-durable multi-layer piezoelectric element that is free from peeling of external electrode off a stacked body even when driven to operate for long hours under a high electric field and high pressure. [Solution] A multi-layer p...
https://drivepatents.com/patents/1004895 · 29 Feb 2012
[Problem] Provided is a fuel cell module and a fuel cell device of which power generation efficiency is improved. [0002] [Solution] A fuel cell device includes a fuel cell module (M) including a housing and a fuel cell stack (1) which is composed of a plur...
https://drivepatents.com/patents/1007392 · 7 Dec 2011
The invention provides a heat-resistant alloy capable of effectively suppressing diffusion of Cr, as well as an alloy member for a fuel cell, a fuel cell stack device, a fuel cell module and a fuel cell device. A heat-resistant alloy according to the inven...