IP Library Granted Patent US 9,399,383
Granted Patent B2
US 9,399,383 · App. 14/193,879 · Granted Jul 26, 2016

Damper with integrated electronics

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Quick Facts
Patent No.
US 9,399,383
App. No.
14/193,879
Granted
Jul 26, 2016
Kind
B2
Abstract

A damper system for a vehicle comprises an electrically adjustable hydraulic shock absorber and a printed circuit board assembly. The printed circuit board assembly includes power drive electronics, and is electrically coupled to the shock absorber. The printed circuit board assembly is disposed with the shock absorber.

Claims (35)

1. A damper system for a vehicle, the damper system comprising:

a piston rod;

a rod guide assembly;

an electromechanical valve radially offset from the piston rod and disposed at least substantially within the rod guide assembly;

an electrically adjustable hydraulic shock absorber including a reserve tube;

a printed circuit board assembly having power drive electronics and electrically coupled to the shock absorber; and

the printed circuit board having a generally annular shape and aligned generally perpendicular to a longitudinal axis of the piston rod; and

the printed circuit board further being positioned to be axially offset from the electromechanical valve and in communication with the electromechanical valve.

2. The damper system of claim 1 further comprising:

a housing, wherein the printed circuit board assembly is disposed within the housing and connected to the electromechanical valve.

3. The damper system of claim 1 wherein

the piston rod extends through the rod guide assembly, and

the printed circuit board assembly is disposed within the rod guide assembly of the shock absorber, such that the piston rod extends through the rod guide assembly and an opening in the printed circuit board assembly, and the printed circuit board assembly is directly coupled to the electromechanical valve.

4. A damper system for a vehicle, the damper system comprising:

an electrically adjustable hydraulic shock absorber including a rod guide assembly, a pressure tube, a reserve tube and an electromechanical valve, the electromechanical valve being disposed at least substantially inside the rod guide assembly; and

an integrated electronic system having power drive electronics, wherein the power drive electronics is electrically coupled to the electromechanical valve, and the integrated electronic system is disposed along an axis parallel to a longitudinal axis of the pressure tube, and at a location radially outwardly of the pressure tube adjacent the rod guide assembly.

5. The damper system of claim 4 wherein the power drive electronics is coupled to the electromechanical valve via a lead frame.

6. A damper system for a vehicle, the damper system comprising:

a piston rod;

an electrically adjustable hydraulic shock absorber including a reserve tube;

an electromechanical valve including a coil, the electromechanical valve being housed at least substantially in a rod guide assembly and being radially offset from the piston rod;

a printed circuit board assembly having power drive electronics and electrically coupled to the shock absorber;

a housing forming a circumferential cap and being operably coupled to the reserve tube; wherein

the printed circuit board is disposed within the circumferential cap and confined entirely within the circumferential cap; and

wherein the printed circuit board is axially offset from the electromechanical valve and arranged perpendicular to a longitudinal axis of the electromechanical valve, and in communication with the electromechanical valve.

7. A damper system for a vehicle, the damper system comprising:

an electrically adjustable hydraulic shock absorber including a reserve tube;

a printed circuit board assembly having power drive electronics and electrically coupled to the shock absorber;

the shock absorber includes a pressure tube; and

the printed circuit board assembly is disposed between the pressure tube and reserve tube.

8. A damper system for a vehicle, the damper system comprising:

an electrically adjustable hydraulic shock absorber including a reserve tube and an electromechanical valve;

an integrated electronic system having power drive electronics, wherein the power drive electronics is electrically coupled to the electromechanical valve;

the shock absorber includes a pressure tube, the pressure tube and the reserve tube defining a reservoir chamber there between; and

the integrated electronic system is disposed within the reservoir chamber.

Assignments (14)
CHANGE OF NAME Recorded Aug 20, 2025
From: DRIV AUTOMOTIVE INC.
To: ADVANCED SUSPENSION TECHNOLOGY LLC
Reel/Frame 072553/0175 →
PATENT SECURITY AGREEMENT (ABL) Recorded Apr 7, 2023
From: TENNECO INC.; DRIV AUTOMOTIVE INC.; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL WORLD WIDE LLC; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; THE PULLMAN COMPANY
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 063268/0506 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS (FIRST LIEN) Recorded Nov 22, 2022
From: DRIV AUTOMOTIVE INC.; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL WORLD WIDE LLC; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; TENNECO INC.; THE PULLMAN COMPANY
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 061989/0689 →
RELEASE OF SECURITY INTEREST Recorded Nov 19, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: TENNECO INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; TENNECO INTERNATIONAL HOLDING CORP.; THE PULLMAN COMPANY; TENNECO GLOBAL HOLDINGS INC.; CLEVITE INDUSTRIES INC.; TMC TEXAS INC.; CARTER AUTOMOTIVE COMPANY LLC; FEDERAL-MOGUL WORLD WIDE LLC; FELT PRODUCTS MFG. CO. LLC; MUZZY-LYON AUTO PARTS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL POWERTRAIN IP LLC; FEDERAL-MOGUL PISTON RINGS, LLC; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL CHASSIS LLC; F-M MOTORPARTS TSC LLC; F-M TSC REAL ESTATE HOLDINGS LLC; FEDERAL-MOGUL VALVE TRAIN INTERNATIONAL LLC; FEDERAL-MOGUL SEVIERVILLE, LLC; BECK ARNLEY HOLDINGS LLC; FEDERAL-MOGUL FILTRATION LLC; FEDERAL-MOGUL FINANCING CORPORATION; FEDERAL-MOGUL PRODUCTS US LLC
Reel/Frame 061975/0218 →
RELEASE OF SECURITY INTEREST Recorded Nov 19, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: TENNECO INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; THE PULLMAN COMPANY; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS US LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL CHASSIS LLC; DRIV AUTOMOTIVE INC.
Reel/Frame 061975/0031 →
RELEASE OF SECURITY INTEREST Recorded Nov 19, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: TENNECO INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; THE PULLMAN COMPANY; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS US LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL CHASSIS LLC; DRIV AUTOMOTIVE INC.
Reel/Frame 061971/0156 →
SECURITY AGREEMENT Recorded Mar 17, 2021
From: TENNECO INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; THE PULLMAN COMPANY; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS US LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL CHASSIS LLC; DRIV AUTOMOTIVE INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 055626/0065 →
CONFIRMATION OF TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENT RIGHTS (R/F 34674/0291) Recorded Feb 26, 2021
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
Reel/Frame 055429/0503 →
SECURITY AGREEMENT Recorded Dec 1, 2020
From: TENNECO INC.; THE PULLMAN COMPANY; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS US LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL CHASSIS LLC; DRIV AUTOMOTIVE INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 054555/0592 →
RELEASE OF SECURITY INTEREST Recorded Nov 7, 2018
From: JPMORGAN CHASE BANK, N.A.
To: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
Reel/Frame 048099/0716 →
CONFIRMATORY GRANT OF SECURITY INTERESTS IN UNITED STATES PATENTS Recorded Oct 9, 2018
From: TENNECO INC.; TENNECO AUTOMOTIVE OPERATING COMPANY INC.; TENNECO INTERNATIONAL HOLDING CORP.; THE PULLMAN COMPANY; TENNECO GLOBAL HOLDINGS INC.; CLEVITE INDUSTRIES INC.; TMC TEXAS INC.; CARTER AUTOMOTIVE COMPANY LLC; FEDERAL-MOGUL WORLD WIDE LLC; FELT PRODUCTS MFG. CO. LLC; MUZZY-LYON AUTO PARTS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL POWERTRAIN IP LLC; FEDERAL-MOGUL PISTON RINGS, LLC; FEDERAL-MOGUL IGNITION LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL CHASSIS LLC; F-M MOTORPARTS TSC LLC; F-M TSC REAL ESTATE HOLDINGS LLC; FEDERAL-MOGUL VALVETRAIN INTERNATIONAL LLC; FEDERAL-MOGUL SEVIERVILLE, LLC; BECK ARNLEY HOLDINGS LLC; FEDERAL-MOGUL FILTRATION LLC; FEDERAL-MOGUL FINANCING CORPORATION; FEDERAL-MOGUL PRODUCTS US LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
Reel/Frame 047223/0001 →
GRANT OF SECURITY INTEREST IN PATENT RIGHTS Recorded Jun 14, 2017
From: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 042809/0515 →
SECURITY INTEREST Recorded Dec 18, 2014
From: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 034674/0291 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 21, 2014
From: BLANKENSHIP, DAVID R.; KAZMIRSKI, KARL C.; DUNAWAY, SCOTT S.; PAENHUYSEN, JEROEN K.; ROESSLE, MATTHEW L.; SCHELOSKY, MATTHEW R.
To: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
Reel/Frame 032717/0210 →