Invention Grant
- Patent Title: Rod guide assembly with multi-piece valve assembly
- Patent Title (中): 带多片阀组件的导杆组件
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Application No.: US14211318Application Date: 2014-03-14
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Publication No.: US09404551B2Publication Date: 2016-08-02
- Inventor: Matthew L. Roessle , Scott S. Dunaway , David R. Blankenship , Jeffrey T. Gardner
- Applicant: Tenneco Automotive Operating Company Inc.
- Applicant Address: US IL Lake Forest
- Assignee: Tenneco Automotive Operating Company Inc.
- Current Assignee: Tenneco Automotive Operating Company Inc.
- Current Assignee Address: US IL Lake Forest
- Agency: Harness, Dickey & Pierce, P.L.C.
- Main IPC: F16F9/34
- IPC: F16F9/34 ; F16F9/46 ; F16F9/32

Abstract:
A shock absorber may include a piston rod, a first rod guide member, a second rod guide member, and an electronically controlled valve assembly. The first rod guide member is concentrically disposed about the piston rod, and the second rod guide member is concentrically disposed about the piston rod and is adjacent the first rod guide member. The electronically controlled valve assembly may include a coil assembly and a valve guide assembly. The valve guide assembly may be disposed adjacent to the coil assembly and may be concentrically disposed about the second rod guide member. The valve guide assembly includes a spool and defines a valve inlet, a valve outlet, and a chamber. The spool is disposed within the chamber and controls the flow of fluid between the valve inlet and the valve outlet.
Public/Granted literature
- US20140262648A1 ROD GUIDE ASSEMBLY WITH MULTI-PIECE VALVE ASSEMBLY Public/Granted day:2014-09-18
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