Capacitor device and electrical power conversion device
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United States of America Patent
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Feb 28, 2017
Grant Date -
Sep 25, 2014
app pub date -
Mar 5, 2014
filing date -
Mar 22, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A capacitor device includes: a film capacitor element that has a coiled body in which an insulating layer and an electrification layer are laminated and wound together, and a pair of collector electrodes that are formed upon two opposite end faces of the coiled body; a case that has a capacitor housing portion within which the film capacitor element is received; a pair of inserts having insulation properties, one of which is inserted between one of the pair of collector electrodes and one of inner walls of the capacitor housing portion; and a mass of sealing and insulating material that is charged between the film capacitor element and the one of the inner walls of the capacitor housing portion.
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