IP Library Granted Patent US 10,526,003
Granted Patent B2
US 10,526,003 · App. 15/718,940 · Granted Jan 7, 2020

Shroud guidance mechanism for steering column

Inventors: Nicholas M. Messing (Freeland, MI); Benjamin D. Reichard (Saginaw, MI); Joel T. Cerva (Freeland, MI)
Assignee: Steering Solutions IP Holding Corporation
B62D1/192B62D1/181B62D1/185
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Quick Facts
Patent No.
US 10,526,003
App. No.
15/718,940
Granted
Jan 7, 2020
Kind
B2
Abstract

A shroud guidance mechanism for a steering column is provided. The shroud guidance mechanism includes a bracket operatively coupled to an upper jacket. Also included is an interface feature retained to the bracket in a first condition of the steering column. Further included is a shroud operatively coupled to the interface feature and to the upper jacket, the interface feature, the upper jacket and the shroud moveable with each other to decouple the interface feature from the bracket in a second condition of the steering column.

Claims (42)

1. A shroud guidance mechanism for a steering column, the shroud guidance mechanism comprising:

a bracket operatively coupled to an upper jacket;

an interface feature retained to the bracket in a first condition of the steering column;

a shroud operatively coupled to the interface feature and to the upper jacket, the interface feature, upper jacket, and the shroud moveable with each other to decouple the interface feature from the bracket in a second condition of the steering column; and

an axially extending guiding component disposed between the interface feature and the shroud and coupled to the shroud and the interface feature, wherein the shroud is coupled to the interface feature with a mechanical fastener extending through the guiding component.

2. The shroud guidance mechanism of claim 1 , wherein the interface feature is a grommet.

3. The shroud guidance mechanism of claim 1 , wherein the interface feature is at least partially formed of plastic.

4. The shroud guidance mechanism of claim 1 , wherein the first condition of the steering column comprises a range of telescoping motion during normal driving conditions, the second condition comprising a collapse of the upper jacket during an energy absorption event.

5. The shroud guidance mechanism of claim 1 , wherein the bracket remains stationary during movement of the upper jacket from the first condition to the second condition.

6. The shroud guidance mechanism of claim 1 , wherein the guiding component is a separate component relative to the shroud and coupled thereto.

7. A shroud guidance mechanism for a steering column, the shroud guidance mechanism comprising:

a bracket operatively coupled to an upper jacket;

an interface feature retained to the bracket in a first condition of the steering column;

a shroud operatively coupled to the interface feature and to the upper jacket, the interface feature, upper jacket, and the shroud moveable with each other to decouple the interface feature from the bracket in a second condition of the steering column; and

an axially extending guiding component disposed between the interface feature and the shroud and coupled to the shroud and the interface feature, wherein the guiding component comprises at least one guide rail engaged with at least one bracket rail of the bracket to guide translation of the shroud during movement to the second condition.

8. The shroud guidance mechanism of claim 7 , wherein at least one guide rail is one of a pair of guide rails, the interface feature disposed between the pair of guide rails.

9. A shroud guidance mechanism for a steering column, the shroud guidance mechanism comprising:

a bracket operatively coupled to an upper jacket;

an interface feature retained to the bracket in a first condition of the steering column;

a shroud operatively coupled to the interface feature and to the upper jacket, the interface feature, upper jacket, and the shroud moveable with each other to decouple the interface feature from the bracket in a second condition of the steering column; and

an axially extending guiding component disposed between the interface feature and the shroud and coupled to the shroud and the interface feature, wherein the guiding component is a molded feature of the shroud.

10. A steering column assembly comprising:

an upper jacket;

a lower jacket, the upper jacket translatable within the lower jacket over a range of telescoping positions during a first condition comprising a normal driving condition;

a grommet retained to a bracket in the first condition of the steering column assembly;

a shroud operatively coupled to the grommet and to the upper jacket, the grommet, the upper jacket and the shroud moveable with each other to decouple the grommet from the bracket in a second condition of the steering column assembly, the second condition comprising a collapse of the upper jacket during an emergency energy absorption event; and

a guiding component disposed between the grommet and the shroud and coupled to the shroud and the grommet, wherein the shroud is coupled to the grommet with a mechanical fastener extending through the guiding component.

11. The steering column assembly of claim 10 , where in the grommet is at least partially formed of plastic.

12. The steering column assembly of claim 10 , wherein the bracket remains stationary during the movement of the upper jacket from the first condition to the second condition.

13. The steering column assembly of claim 10 , wherein the guiding component is a separate component relative to the shroud and coupled thereto.

14. A steering column assembly comprising:

an upper jacket;

a lower jacket, the upper jacket translatable within the lower jacket over a range of telescoping positions during a first condition comprising a normal driving condition;

a grommet retained to a bracket in the first condition of the steering column assembly;

a shroud operatively coupled to the grommet and to the upper jacket, the grommet, the upper jacket and the shroud moveable with each other to decouple the grommet from the bracket in a second condition of the steering column assembly, the second condition comprising a collapse of the upper jacket during an emergency energy absorption event; and

a guiding component disposed between the grommet and the shroud and coupled to the shroud and the grommet, wherein the guiding component comprises at least one guide rail engaged with at least one bracket rail of the bracket to guide translation of the shroud during movement to the second condition.

15. The steering column assembly of claim 14 , wherein the at least one guide rail is one of a pair of guide rails, the grommet disposed between the pair of guide rails.

16. A steering column assembly comprising:

an upper jacket a lower jacket, the upper jacket translatable within the lower jacket over a range of telescoping positions during a first condition comprising a normal driving condition;

a grommet retained to a bracket in the first condition of the steering column assembly;

a shroud operatively coupled to the grommet and to the upper jacket, the grommet, the upper jacket and the shroud moveable with each other to decouple the grommet from the bracket in a second condition of the steering column assembly, the second condition comprising a collapse of the upper jacket during an emergency energy absorption event; and

a guiding component disposed between the grommet and the shroud and coupled to the shroud and the grommet, wherein the guiding component is a molded feature of the shroud.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 28, 2017
From: MESSING, NICHOLAS M.; REICHARD, BENJAMIN D.; CERVA, JOEL T.
To: STEERING SOLUTIONS IP HOLDING CORPORATION
Reel/Frame 043729/0407 →
Continuity (1)
Related Publication 20190092371A1 · Mar 28, 2019