Electromagnetic valve with integrated non-return valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6084493
SERIAL NO

09380767

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A magnet valve having a rod-like base body for insertion into a stepped bore of a hydraulic block through which a valve tappet reaches a valve closing ball and on whose face end remote to an armature a cup-shaped sleeve is mounted. A valve seat of the magnet valve is embodied on the bottom of the cup-shaped sleeve. In order to make a large flow cross section available for a flow through the magnet valve in one flow direction, a check valve is integrated with the magnet valve and that to this end flow openings are disposed on an imaginary circle in the bottom of the cup-shaped sleeve. The openings are closed by an annular valve closing body of the check valve. The magnet valve of the invention is intended particularly for use as a brake pressure buildup valve for a wheel brake cylinder of a slip-controlled vehicle brake system.

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Patent Owner(s)

  • ROBERT BOSCH GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Siegel, Heinz Stuttgart, DE 61 622

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