Patent Number: 8,820,171

Title: Method to monitor safe operation of an ultracapacitor

Abstract: A container of an electrochemical double-layer capacitor for holding electrodes and electrolyte includes a housing having a cavity and a cap portion coupled to the housing forming a fluid-tight reservoir with the cavity. The container also includes a plurality of terminals incorporated into one or more of the housing or the cap portion, where the plurality of terminals adapted to be electrically coupled to the electrodes, and a pressure-compliant membrane incorporated into one of the housing or the cap portion. A pressure monitoring system that monitors the pressure inside the container includes a displacement measuring device adapted to measure a deflection of the pressure-compliant membrane.

Inventors: Sharps; Robert Wendell (Corning, NY), Wetherill; Todd Marshall (Painted Post, NY)

Assignee: Corning Incorporated

International Classification: G01L 9/12 (20060101)

Expiration Date: 9/02/12018