发明名称 |
CONTROL VALVE FOR A HYDRAULIC APPARATUS WITH LOCKING FACILITY |
摘要 |
A control valve for a hydraulic device, in particular a central valve of a camshaft adjuster for a reciprocating-piston internal combustion engine, having a holding component (1) in which a valve housing (3), a control sleeve (2) and a control piston (4) are arranged, wherein the control piston (4) is mounted so as to be loaded on one side by a spring and, on the other side, is mounted with limited axial displaceability in the control sleeve (2) by means of a locking ring (6), wherein the locking ring (6) can be fastened in the axial direction in an inner holder (14) on the holding component (1) and can be connected by a fixing device to a component of the control valve, and wherein the fixing device has fastening elements attached to the locking ring (6) and has matching recesses (10) in the valve housing (3) and/or in the control sleeve (2). |
申请公布号 |
US2016245129(A1) |
申请公布日期 |
2016.08.25 |
申请号 |
US201314442184 |
申请日期 |
2013.09.03 |
申请人 |
Schaeffler Technologies AG & Co. KG |
发明人 |
Fritsch Thomas;Groschel Josef;Ross Christoph;Pluta Barbara;Fichtner Alexander;Burkard Hubert |
分类号 |
F01L1/344;F16K27/02;F01L1/047 |
主分类号 |
F01L1/344 |
代理机构 |
|
代理人 |
|
主权项 |
1. A control valve for a hydraulic device, comprising a holding component, and a valve housing, a control sleeve, and a control piston arranged in the holding component, the control piston is loaded on one side by a spring and is supported on an other side for movement in the control sleeve in an axially limited way by a locking ring, and the locking ring is fixable in an axial direction in an inner holder on the holding component and is connectable to a component of the control valve by a fixing device, the fixing device has fastening elements formed on the locking ring and matching recesses at least one of in the valve housing in the control sleeve. |
地址 |
Herzogenaurach DE |