High voltage module with gas dielectric medium or vacuum
AssigneeIllinois Tool Works Inc.
InventorVarce E. Howe
Life of this patent
Estimating the term…
Abstract
An electrostatic spray gun includes a power supply, an enclosure having a wall and a valve providing access through the wall to evacuate the enclosure. Components of the power supply are housed in the enclosure and subject to the atmosphere within the enclosure.
Claims11
An electrostatic spray gun including a power supply, an enclosure having a wall, a valve providing access through the wall, the enclosure being evacuated through the value, components of the power supply being housed in the enclosure and subject to a vacuum which results within the enclosure by virtue of the enclosure being evacuated.
An electrostatic spray gun including a power supply, an enclosure having a wall, a valve providing access through the wall to evacuate the enclosure, components of the power supply being housed in the enclosure and subject to the atmosphere within the enclosure, the enclosure filled with a medium consisting essentially of a high dielectric constant gas or high dielectric constant mixture of gases, the high dielectric constant gas or high dielectric constant mixture of gases being introduced into the enclosure after evacuation of the enclosure.
Dependencies are inferred from the claim text.