Pressure control valve for a power steering apparatus

A pressure control valve for a power steering apparatus comprises a pin extending along the movement of a spool and contacting on a solenoid with one end of the pin, a bore provided slidably in the spool and having a longer length than the pin, a first annular groove communicated with an oil passage...

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Bibliographische Detailangaben
Hauptverfasser:	YOO, JE TAE, CHO, SUNG HYUN, LEE, BYEOUNG CHO, JEONG, DAE JONG
Format:	Patent
Sprache:	eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HEATING LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS LIGHTING MECHANICAL ENGINEERING MOTOR VEHICLES PERFORMING OPERATIONS TAPS TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS THERMAL INSULATION IN GENERAL TRAILERS TRANSPORTING VALVES WEAPONS
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Beschreibung
Zusammenfassung:	A pressure control valve for a power steering apparatus comprises a pin extending along the movement of a spool and contacting on a solenoid with one end of the pin, a bore provided slidably in the spool and having a longer length than the pin, a first annular groove communicated with an oil passage change valve, and a second annular groove communicated with a reaction chamber as well as the first groove, and the second groove communicating with the bore.