IP Library Granted Patent US 8,752,841
Granted Patent B2
US 8,752,841 · App. 13/475,025 · Granted Jun 17, 2014

Gasket with a compression limiter

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 8,752,841
App. No.
13/475,025
Granted
Jun 17, 2014
Kind
B2
Abstract

A cylinder head gasket has a functional layer with a plurality of openings with a compression bead surrounding at least one of the openings. The functional layer additionally includes a plurality of stoppers, or compression limiters, spaced from the compression bead for preventing full flattening of the compression bead between the engine block and the cylinder head and for limiting the expansion and contraction of the compression bead during and between firings in the cylinders of the engine block. At least one of the stoppers has a generally frustoconical shape with a top and a reverse-frustoconical opening in the top.

Claims (22)

1. A gasket for establishing a seal between a first member and a second member, comprising:

at least one layer having at least one opening and a compression bead projecting out of a plane, and wherein said compression bead extends at least partially around said opening;

at least one stopper integrally formed with at least one of said at least one layer and spaced from said compression bead; and

said stopper including an outer wall extending upwardly to a generally flat raised surface and an inner wall extending downwardly from said raised surface to a lower interior surface continuously extending between the periphery of said inner wall and being recessed relative to said raised surface, and wherein said generally flat raised surface extends through an enclosed shape which surrounds said lower interior surface.

2. The gasket as set forth in claim 1 wherein said stopper has a generally frustoconical shape with a reverse frustoconical opening.

3. The gasket as set forth in claim 2 wherein said generally flat raised surface has an annular shape.

4. The gasket as set forth in claim 1 wherein said at least one stopper is further defined as a plurality of stoppers.

5. The gasket as set forth in claim 4 wherein a plurality of said stoppers are disposed on the opposite side of said compression bead from said opening.

6. The gasket as set forth in claim 1 wherein said at least one compression bead and said at least one stopper are formed on the same layer.

7. The gasket as set forth in claim 6 wherein said at least one layer with said at least one compression bead and said at least one stopper is a functional layer.

8. A cylinder head gasket for establishing a gas-tight seal between a cylinder head and an engine block, comprising:

at least one functional layer having at least one opening and at least one compression bead projecting out of a plane, wherein said at least one compression bead extends at least partially around said at least one opening;

at least one stopper integrally formed with said at least one functional layer and being spaced from said at least one compression bead and from said at least one opening;

said at least one stopper having a generally frustoconical shape with a top presenting a generally reverse-frustoconical opening, said top having a generally flat raised surface, said reverse-frustoconical opening having a lower interior surface, and wherein said generally flat raised surface extends through an enclosed shape which surrounds said lower interior surface.

9. The cylinder head gasket as set forth in claim 8 wherein said at least one stopper is further defined as a plurality of stoppers.

10. The cylinder head gasket as set forth in claim 8 wherein said raised surface of said stopper has a generally annular shape.

11. The cylinder head gasket as set forth in claim 10 wherein said stopper has a depressed surface being recessed relative to said raised surface.

12. The cylinder head gasket as set forth in claim 8 wherein said stopper is integrally formed in the same functional layer as said at least one compression bead.

13. The cylinder head gasket as set forth in claim 8 wherein said stoppers are spaced from said at least one compression bead on the opposite side of said at least one opening.

14. A method of making a gasket, comprising:

preparing a functional layer having at least one opening and at least one compression bead at least partially surrounding said at least one opening; and

pressing at least one stopper having a generally frustoconical shape with a top and a reverse frustoconical opening in the top, the top having a generally flat raised surface, the reverse frustoconical opening having a lower interior surface, and wherein the generally flat raised surface extends through an enclosed shape which surrounds the lower interior surface.

Assignments (13)
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 Mar 18, 2021
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: FEDERAL-MOGUL PRODUCTS US, LLC, AS SUCCESSOR TO FEDERAL-MOGUL PRODUCTS, INC.; FEDERAL-MOGUL WORLD WIDE, INC., AS SUCCESSOR TO FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL MOTORPARTS LLC, AS SUCCESSOR TO FEDERAL-MOGUL MOTORPARTS CORPORATION; FEDERAL-MOGUL IGNITION, LLC, AS SUCCESSOR TO FEDERAL-MOGUL IGNITION COMPANY; TENNECO INC., AS SUCCESSOR TO FEDERAL-MOGUL LLC; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL POWERTRAIN LLC; DRIV AUTOMOTIVE INC.
Reel/Frame 056886/0455 →
RELEASE OF SECURITY INTEREST Recorded Mar 18, 2021
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: FEDERAL-MOGUL PRODUCTS US, LLC, AS SUCCESSOR TO FEDERAL-MOGUL PRODUCTS, INC.; FEDERAL-MOGUL WORLD WIDE, INC., AS SUCCESSOR TO FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL MOTORPARTS LLC, AS SUCCESSOR TO FEDERAL-MOGUL MOTORPARTS CORPORATION; FEDERAL-MOGUL IGNITION, LLC, AS SUCCESSOR TO FEDERAL-MOGUL IGNITION COMPANY; TENNECO INC., AS SUCCESSOR TO FEDERAL-MOGUL LLC; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL POWERTRAIN LLC; DRIV AUTOMOTIVE INC.
Reel/Frame 058392/0274 →
COLLATERAL TRUSTEE RESIGNATION AND APPOINTMENT, JOINDER, ASSUMPTION AND DESIGNATION AGREEMENT Recorded Oct 26, 2018
From: BANK OF AMERICA, N.A., AS CO-COLLATERAL TRUSTEE AND RESIGNING COLLATERAL TRUSTEE
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS CO-COLLATERAL TRUSTEE, SUCCESSOR COLLATERAL TRUSTEE
Reel/Frame 047630/0661 →
RELEASE OF SECURITY INTEREST Recorded Oct 22, 2018
From: BANK OF AMERICA, N.A., AS COLLATERAL TRUSTEE
To: FEDERAL-MOGUL LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL IGNITION COMPANY; FEDERAL-MOGUL CHASSIS LLC; FEDERAL MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS, INC.
Reel/Frame 047276/0554 →
RELEASE OF SECURITY INTEREST Recorded Oct 22, 2018
From: BANK OF AMERICA, N.A., AS COLLATERAL TRUSTEE
To: FEDERAL-MOGUL LLC; FEDERAL-MOGUL WORLD WIDE LLC; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL IGNITION COMPANY; FEDERAL-MOGUL CHASSIS LLC; FEDERAL MOGUL POWERTRAIN LLC; FEDERAL-MOGUL PRODUCTS, INC.
Reel/Frame 047276/0771 →
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 →
COLLATERAL TRUSTEE RESIGNATION AND APPOINTMENT AGREEMENT Recorded Apr 3, 2018
From: CITIBANK, N.A., AS COLLATERAL TRUSTEE
To: BANK OF AMERICA, N.A., AS COLLATERAL TRUSTEE
Reel/Frame 045822/0765 →
GRANT OF SECURITY INTEREST IN UNITED STATES PATENTS Recorded Sep 26, 2017
From: FEDERAL-MOGUL LLC; FEDERAL-MOGUL PRODUCTS, INC.; FEDERAL-MOGUL MOTORPARTS LLC; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL IGNITION COMPANY; FEDERAL-MOGUL WORLD WIDE, LLC
To: CITIBANK, N.A., AS COLLATERAL TRUSTEE
Reel/Frame 044013/0419 →
GRANT OF SECURITY INTEREST IN UNITED STATES PATENTS Recorded Jun 23, 2017
From: FEDERAL-MOGUL LLC; FEDERAL-MOGUL PRODUCTS, INC.; FEDERAL-MOGUL MOTORPARTS CORPORATION; FEDERAL-MOGUL CHASSIS LLC; FEDERAL-MOGUL POWERTRAIN LLC; FEDERAL-MOGUL IGNITION COMPANY; FEDERAL-MOGUL WORLD WIDE, INC.
To: CITIBANK, N.A., AS COLLATERAL TRUSTEE
Reel/Frame 042963/0662 →
CHANGE OF NAME Recorded Mar 28, 2017
From: FEDERAL-MOGUL CORPORATION
To: FEDERAL-MOGUL LLC
Reel/Frame 042107/0565 →
SECURITY INTEREST Recorded Jun 20, 2014
From: FEDERAL-MOGUL CORPORATION, A DELAWARE CORPORATION; FEDERAL-MOGUL WORLD WIDE, INC., A MICHIGAN CORPORATION; FEDERAL-MOGUL IGNITION COMPANY, A DELAWARE CORPORATION; FEDERAL-MOGUL POWERTRAIN, INC., A MICHIGAN CORPORATION; FEDERAL-MOGUL PRODUCTS, INC. , A MISSORI CORPORATION; FEDERAL-MOGUL CHASSIS LLC, A DELAWARE LIMITED LIABILITY COMPANY
To: CITIBANK, N.A., AS COLLATERAL TRUSTEE
Reel/Frame 033204/0707 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 18, 2012
From: DAVIDSON, MICHAEL J.; LESNAU, EDWARD, IV; LAFRENZ, CHRIS
To: FEDERAL-MOGUL CORPORATION
Reel/Frame 028232/0821 →