Two-stage valve actuation system

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United States of America Patent

PATENT NO 9657865
SERIAL NO

14738068

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Abstract

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A two-stage valve system includes a safety latch configured to at least partially cover an actuation lever, such as a foot pedal, to prevent inadvertent operation of the actuation lever. The safety latch needs to be lifted to a certain level to gain access to the actuation lever in a first stage, and then the actuation lever is operated to actuate a valve assembly in a second stage.

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Patent Owner(s)

Patent OwnerAddress
FEDERAL SIGNAL CORPORATION1415 W 22ND STREET SUITE 1100 OAK BROOK IL 60523

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bade, Derek Murray Bridge, AU 1 0
Tischler, Dieter A Houston, US 5 26

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