IP Library Granted Patent US 9,333,879
Granted Patent B2
US 9,333,879 · App. 13/943,682 · Granted May 10, 2016

Sliding pin type floor latch

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Quick Facts
Patent No.
US 9,333,879
App. No.
13/943,682
Granted
May 10, 2016
Kind
B2
Abstract

A latching system for a vehicle seat includes a latching component mountable on a vehicle seat component and a striker mountable on a vehicle structural component. The latching component includes a housing for mounting the latching component, a first bushing attached to the housing, the first bushing having a first guiding groove system, a second bushing having a second guiding groove system, the second bushing positioned over the first bushing, and a latch pin. The striker has a slot for engaging the latch pin. The latch pin includes a guide pin that is positioned within the second bushing such that the guide pin is positioned within the first guiding groove system and the second guiding groove system. Rotation of the outer bushing causes movement of the latch pin between an extended position and a retracted position via motion of the guide pin which engages a slot.

Claims (21)

1. A latching system for a vehicle seat comprising:

a latching component mountable on a vehicle seat component, the latching component comprising:

a housing for mounting the latching component;

a first bushing attached to the housing, the first bushing having a first guiding groove system;

a second bushing having a second guiding groove system, the second bushing positioned over the first bushing;

a striker mountable on a vehicle component, the striker having a slot;

a latch pin having a guide pin, the latch pin positioned within the second bushing such that the guide pin is positioned within the first guiding groove system and the second guiding groove system wherein rotation of the second bushing causes movement of the latch pin between an extended position and a retracted position via motion of the guide pin, the latch pin engaging the slot of the striker at the extended position wherein the second bushing has a guide flange section defining a guiding groove, the guiding groove receiving an actuating cable which is user operated to disengage the latch pin from the striker; and

a torsion spring that biases the latch pin to the extended position.

2. The latching system of claim 1 wherein the first guiding groove system and the second guiding groove system each independently have a first pair of diagonal groove sections angled with a first angle with respect to a rotation axis for the second bushing.

3. The latching system of claim 2 wherein the first guiding groove system and the second guiding groove system each independently have a second pair of diagonal groove sections angled with a second angle with respect to the rotation axis for the second bushing, the second angle being greater than the first angle.

4. The latching system of claim 3 wherein the first angle is from 0 to 50 degrees and the second angle from 70 to 90 degrees.

5. The latching system of claim 1 wherein the torsion spring has a first spring end fixed relative to the first bushing and a second end fixed to the second bushing.

6. The latching system of claim 1 further comprising a blocking component positionable in a blocking position that blocks the latch pin from moving to the extended position and a retracted position that allows the latch pin to move to the extended position, wherein the blocking component is moved from the blocking position to the retracted position by engagement with the striker.

7. The latching system of claim 6 wherein the blocking component is a flat spring attached to the housing.

8. The latching system of claim 7 wherein the flat spring has a blocking pin attached thereto.

9. The latching system of claim 8 wherein the guiding flange section defines at least one notch that engages the blocking pin when the latch pin is in the retracted position.

10. The latching system of claim 6 wherein the blocking component includes a plunger section that is biased to a blocking position by at least one spring.

11. The latching system of claim 1 further comprising a stop component comprising:

a mount attached to the second bushing;

an arm rotatably attached to the mount; and

a recliner cable attached to the arm such that the arm blocks the latch pin from moving to the retracted position when the latch pin is in the extended position, the arm contacting the latch pin when the latch pin is in the retracted position thereby preventing actuation of a vehicle seat to a recliner position.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Feb 4, 2016
From: JPMORGAN CHASE BANK, N.A., AS AGENT
To: LEAR CORPORATION
Reel/Frame 037701/0154 →
SECURITY INTEREST Recorded Dec 22, 2014
From: LEAR CORPORATION
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 034695/0526 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 16, 2013
From: WROBLEWSKI, KRZYSZTOF; WIECLAWSKI, STANISLAW ANDRZEJ
To: LEAR CORPORATION
Reel/Frame 030811/0059 →