Dual control dead man system

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United States of America Patent

PATENT NO 9962810
SERIAL NO

14562153

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Abstract

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A dual control shut off system, such as a dead man system for a blasting system, blasting equipment, or other equipment having both pneumatic and electric safety control circuits, may include an electric dead man's switch or a pneumatic dead man's switch. An embodiment of the dual control dead man system is for wet abrasive blasting systems used for cleaning, preparing surfaces, removing coatings, and/or other abrasive blasting operations. Embodiments of the dual control shut off system provide the ability to conveniently switch between an electric and pneumatic shut off system.

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Patent Owner(s)

Patent OwnerAddress
GRACO MINNESOTA INCMINNEAPOLIS MN 55413-1829

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eliason, Keith Virginia Beach, US 11 99

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