IP Library Granted Patent US 9,645,600
Granted Patent B2
US 9,645,600 · App. 14/834,122 · Granted May 9, 2017

Two piece pedal arm

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Quick Facts
Patent No.
US 9,645,600
App. No.
14/834,122
Granted
May 9, 2017
Kind
B2
Abstract

A two piece pedal arm assembly which forms a shell forming an internal cavity is provided. The two shell piece pedal arm permits the ability to carefully control wall thicknesses. This permits the ability to provide the proper strength where needed in complex designs resulting in weight savings. Additionally, other components such as the bracket and cage for a ball and booster arm, pedal adjusters, and the like can be mounted within the shell thereby providing robust attachment and a more pleasing appearance.

Claims (34)

1. A pedal assembly for attachment to a brake booster pushrod having a ball end, said assembly comprising:

a pedal arm having a first shell piece and a second shell piece, the first shell piece and the second shell piece each having a mating edge;

a “U” shaped housing with a pivot rod extending within the housing, a “U” shaped housing with a pivot rod extending within the housing, the pedal arm being received in housing at an upper end and pivoting about the pivot rod, a striker supported by the housing and in abut the pivot rod;

the first shell piece and the second shell piece are connected together at the mating edges to form an inner cavity therebetweeen; and

the ball end of the brake booster pushrod adapted to being mounted to a cage positioned within the inner cavity of said pedal arm.

2. The pedal assembly of claim 1 further comprising a pair of bushings supported in the housing and rotatable with the striker, the bushings each having a ramped portions in communication with additional ramps configured in the housing, allowing for displacement of the bushings away from the housing and the pivot rod upon rotation of the striker.

3. The pedal assembly of claim 1 further comprising an adjustment assembly connected to the pedal arm.

4. The pedal assembly of claim 3 the adjustment assembly further comprising a screw rod to adjust the height of the pedal arm.

5. The pedal assembly of claim 1 , further comprising a bracket positioned between said shell pieces, said bracket and cage adapted to securing therebetween the ball end of the brake booster pushrod.

6. The pedal assembly of claim 5 , further comprising slots configured within the first and second shell pieces, the bracket including tabs inserted into the slots prior to connecting together the shell pieces.

7. The pedal assembly of claim 1 , further comprising an opening in a selected one of the first and second shell pieces and which is adapted for receiving the brake booster pushrod.

8. A pedal release assembly, comprising:

a housing having a pair of spaced apart sides, each side incorporating an aperture defined by at least one circumferentially extending ramp surface;

a pedal arm pivotally secured at an upper end about a pivot rod in turn supported between the apertures of the housing;

a pair of bushings seated within and supported by the apertures around the pivot rod, each of the bushings having circumferentially extending ramped portions seating against the housing aperture defined ramp surfaces; and

a striker pivotally supported about the pivot rod and slaved to the bushings;

upon an impact occurrence, inertial induced rotation of the striker resulting in the ramped portions of the bushings coacting against the ramped surfaces of the housing, the bushings displacing to unseat from the pivot rod, permitting the pivot rod and pedal arm to be disengaged from the housing.

9. The pedal release assembly as described in claim 8 , further comprising a pair of recessed notches defined in opposing inner facing surfaces of the housing sides, outward displacement of the bushings providing release passage for the pivot rod from the housing.

10. The pedal release assembly as described in claim 8 , said pedal arm further comprising a first shell piece and a second shell piece which are joined together to define a cavity therebetween.

11. The pedal release assembly as described in claim 10 , further comprising a cage for securing a bracket, both of which are mounted within the cavity, the bracket in turn adapted to mount a ball end of a brake booster pushrod extending from the pedal arm.

12. The pedal release assembly as described in claim 11 , further comprising slots configured within the first and second shell pieces, the bracket including tabs inserted into the slots prior to connecting together the shell pieces.

13. The pedal release assembly of claim 11 , further comprising an opening in a selected one of the first and second shell pieces and which is adapted for receiving the brake booster pushrod.

14. A pedal assembly comprising:

a housing having an aperture;

a pedal arm having a first shell piece and a second shell piece, the first shell piece and the second shell piece each having a mating edge;

the first shell piece and the second shell piece are connected together at the mating edges to form an inner cavity therebetweeen;

the pedal arm pivotally secured at an upper end about a pivot rod in turn supported within the aperture of the housing;

a striker pivotally supported about the pivot rod; and

a bushing connected to the pivot rod and the striker, the bushing having a ramped portion in communication with the housing, the ramped portion of the bushing allowing for movement of the bushing away from the housing and away from the pivot rod upon rotation of the striker and the bushing.

15. A pedal assembly for attachment to a brake booster pushrod having a ball end, said assembly comprising:

a pedal arm having a first shell piece and a second shell piece, st shell piece and the second shell piece each having a mating edge;

the first shell piece and the second shell piece are connected together at the ating edges to form an inner cavity therebetweeen;

the ball end of the brake booster pushrod adapted to being mounted to a cage positioned within the inner cavity of said pedal arm; and

a bracket positioned between said shell pieces, said bracket and cage adapted to securing therebetween the ball end of the brake booster pushrod, slots configured within the first and second shell pieces, the bracket including tabs inserted into the slots prior to connecting together the shell pieces.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Jul 7, 2025
From: WELLS FARGO CAPITAL FINANCE CORPORATION CANADA
To: KSR IP HOLDINGS LLC
Reel/Frame 071918/0562 →
RELEASE OF SECURITY INTEREST Recorded Apr 29, 2021
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: KSR IP HOLDINGS, LLC
Reel/Frame 056097/0267 →
SECURITY INTEREST Recorded Apr 29, 2021
From: KSR IP HOLDINGS LLC
To: WELLS FARGO CAPITAL FINANCE CORPORATION CANADA
Reel/Frame 056097/0664 →
PATENT COLLATERAL AGREEMENT Recorded Mar 23, 2018
From: KSR IP HOLDINGS LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 045541/0171 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 24, 2015
From: WILLEMSEN, LARRY; LEEM, DANIEL
To: KSR IP HOLDINGS LLC
Reel/Frame 036405/0350 →