IP Library Granted Patent US 12,162,335
Granted Patent B2
US 12,162,335 · App. 17/620,483 · Granted Dec 10, 2024

Overmolding assembly reinforcement bracket

Inventors: Stanislav Tichy (Troy, MI); Riad Chaaya (Clarkston, MI); Mark P. Birka (Northville, MI); Christopher J. Kuntze (Goodrich, MI); Heiner Salzmann (Metamora, MI)
Assignee: Magna Exteriors Inc.
B60J5/107B29C45/14336B29C45/14631B29C45/44B29C2045/14327B29C2045/445B29K2705/00B29L2031/3014E05Y2201/636E05Y2600/626E05Y2900/546
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Quick Facts
Patent No.
US 12,162,335
App. No.
17/620,483
Granted
Dec 10, 2024
Kind
B2
Abstract

A liftgate ( 28 ) formed with a thermoplastic which is overmolded around preselected reinforcements at stress points, such as a corner area, which includes a pair of separate reinforcement plates ( 14,18 ) and wherein a 3-dimensional reinforcement plate ( 12 ) is connected between the pair of separate reinforcements ( 14,18 ). Preferably the 3-dimensional reinforcement plate is connected to three reinforcements.

Claims (18)

1. A liftgate for an SUV vehicle comprising:

a liftgate formed with a thermoplastic which is over molded around preselected reinforcements at stress points in a corner area, which includes at least a pair of separate reinforcement plates and wherein a 3-dimensional reinforcement plate is connected between said pair of separate reinforcement plates, wherein the 3-dimensional reinforcement plate is connected with a third separate overmolded reinforcement plate for providing a triangular reinforcement.

2. The liftgate for an SUV of claim 1 , wherein a support spans an overmolded reinforcement area for a hinge plate and a connection of a lifting strut.

3. The liftgate for an SUV of claim 1 , where the 3-dimensional reinforcement plate is attached to the outside of the liftgate.

4. The liftgate for an SUV of claim 1 , wherein one of the reinforcement plates is on the inside of the liftgate and includes a ball joint connection for attachment of a gas strut.

5. A three-dimensional reinforcement assembly adapted for securing to a liftgate of a sport utility vehicle, comprising:

at least a pair of separate reinforcement plates and wherein a 3-dimensional reinforcement plate is connected between said pair of separate reinforcements; wherein the reinforcements include a hinge bracket and a ball joint bracket and utilize existing connection points for a hinge bracket mounting and a ball joint bracket mounting.

6. The three-dimensional reinforcement assembly of claim 5 , wherein a support spans an overmolded reinforcement area for a hinge plate and a connection of a lifting strut.

7. The three-dimensional reinforcement assembly of claim 5 , wherein the 3-dimensional reinforcement plate is attached to the outside of a liftgate.

8. The three-dimensional reinforcement assembly of claim 5 , wherein one of the reinforcements is on the inside of a liftgate and includes a ball joint connection for attachment of a gas strut.

9. The three-dimensional reinforcement assembly of claim 5 , wherein the 3-dimensional reinforcement plate is connected with a third separate overmolded reinforcement plate for providing a triangular reinforcement.

10. The three-dimensional reinforcement assembly of claim 5 , wherein one of the reinforcements is a 3D shaped bracket assembled after an overmolding process.

11. The three-dimensional reinforcement assembly of claim 5 , wherein one of the reinforcements is a bracket connected to another of the reinforcements that is a hinge reinforcement.

12. The three-dimensional reinforcement assembly of claim 5 , wherein one of the reinforcements is a bracket connected to another of the reinforcements that is a ball joint reinforcement.

13. The three-dimensional reinforcement assembly of claim 5 , wherein the reinforcements comprise a 3D bracket connected to a hinge reinforcement and a ball joint reinforcement.

14. The three-dimensional reinforcement assembly of claim 5 , further comprising an enlarged ball joint bracket that is a ball joint connection and a stiffener connecting the reinforcements that are a hinge reinforcement and a ball joint reinforcement in a 3D shape geometry.

15. The three-dimensional reinforcement assembly of claim 5 , wherein the reinforcements are connected to an enlarged ball joint bracket.

16. The three-dimensional reinforcement assembly of claim 5 , further comprising a ball joint connection bracket that is enlarged in a hinge area for additional stiffness of the liftgate.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 14, 2022
From: TICHY, STANISLAV; CHAAYA, RIAD; BIRKA, MARK P.; KUNTZE, CHRISTOPHER J.; SALZMANN, HEINER
To: MAGNA EXTERIORS INC.
Reel/Frame 060509/0403 →
Continuity (6)
Provisional Application 62864685 · Jun 21, 2019
Provisional Application 62864691 · Jun 21, 2019
Provisional Application 62864785 · Jun 21, 2019
Provisional Application 62864878 · Jun 21, 2019
Provisional Application 62864981 · Jun 21, 2019
Related Publication 20220266664A1 · Aug 25, 2022