Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate
2006-07-04
2006-07-04
Krishnamurthy, Ramesh (Department: 3753)
Fluid handling
Systems
Multi-way valve unit
C137S625650, C137S625690
Reexamination Certificate
active
07069951
ABSTRACT:
A proportional solenoid valve or a camshaft adjusting device of motor vehicles has a valve housing and a piston movably arranged in the valve housing and provided with at least one pressure medium passage. A solenoid part is connected to the valve housing and acts on the piston. The valve housing has at least one working connector, a tank connector, and a pressure connector configured to supply a pressure medium into the piston. A leakage passage is provided that connects the pressure connector at all times to the at least one working connector.
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Huckett Gudrun E.
Hydraulik-Ring GmbH
Krishnamurthy Ramesh
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