IP Library Granted Patent US 9,169,006
Granted Patent B2
US 9,169,006 · App. 12/977,446 · Granted Oct 27, 2015

Method of managing parking braking in a braking system for a vehicle fitted with electric brakes

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Quick Facts
Patent No.
US 9,169,006
App. No.
12/977,446
Granted
Oct 27, 2015
Kind
B2
Abstract

The invention relates to a method of managing parking braking in a braking system for a vehicle fitted with at least one electric brake including at least one electric actuator having a pusher actuated by an electric motor for selectively applying a force against friction elements of the brake, the method comprising the steps of: establishing a series of direct adjustment tables for parking braking, corresponding to braking situations at different energy levels; when applying parking braking, selecting a direct adjustment table corresponding to a braking situation preceding the application of parking braking; and directly adjusting a parking braking force in application with the selected direct adjustment table.

Claims (10)

1. A method of managing parking braking in a braking system for a vehicle fitted with at least one electric brake including at least one electric actuator having a pusher actuated by an electric motor for selectively applying a force against friction elements of the brake, the method comprising executing on a controller the steps of:

establishing a series of direct adjustment tables for parking braking, corresponding to braking situations at different energy levels;

establishing a braking history of braking operations performed prior to applying parking braking;

when applying parking braking, selecting a direct adjustment table corresponding to a braking situation preceding the application of parking braking as a function of the braking history; and

directly adjusting a parking braking force in application with the selected direct adjustment table.

2. A method according to claim 1 , wherein the braking history is a history of braking energy levels.

3. A method according to claim 2 , wherein when the braking history determines an energy level that is intermediate between two direct adjustment tables, direct adjustment is performed in application of the direct adjustment table having the immediately higher energy level.

4. A method according to claim 1 , comprising the steps of:

establishing for each braking energy level different direct adjustment tables as a function of ambient temperature; and

selecting the direct adjustment table as a function of the measured ambient temperature when applying the parking braking.

Assignments (3)
CHANGE OF NAME Recorded Dec 8, 2016
From: MESSIER-BUGATTI-DOWTY
To: SAFRAN LANDING SYSTEMS
Reel/Frame 040851/0908 →
CHANGE OF NAME Recorded Oct 4, 2011
From: MESSIER-BUGATTI
To: MESSIER-BUGATTI-DOWTY
Reel/Frame 027015/0397 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 4, 2011
From: MUDRY, STEPHANE; RAGOT, FREDERIC; VANEY, JEAN-BAPTISTE; COLIN, EMMANUEL
To: MESSIER-BUGATTI
Reel/Frame 025743/0853 →