IP Library › Granted Patent US 8,910,982
Granted Patent B2
US 8,910,982 · App. 13/632,218 · Granted Dec 16, 2014

Exhaust gas odor foam blocking structure

Inventor: Robert A. McConnell (Canton, MI)
Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
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Quick Facts
Patent No.
US 8,910,982
App. No.
13/632,218
Granted
Dec 16, 2014
Kind
B2
Abstract

The present invention includes an improved rear bumper assembly which is designed to help prevent exhaust gases from entering a vehicle. The bumper assembly can have a blocking structure sealed to the bumper cover and the rear of the vehicle. This blocking structure helps push the exhaust gases down and away from the rear of the vehicle which can help carry the exhaust gases away from the vehicle as it travels forward.

Claims (16)

1. A blocking structure for reducing exhaust fumes from a tailpipe entering a vehicle, the vehicle having a bumper cover and a lower back member, the blocking structure comprising:

an elongated wall having a planar portion extending between the bumper cover and lower back member of the vehicle, the elongated wall extending over the tailpipe and sealed to the bumper cover and the lower back member to prevent exhaust gases from entering the vehicle.

2. The blocking structure of claim 1 wherein the elongated wall is a portion of an energy absorbing member.

3. The rear bumper assembly blocking structure of claim 2 further comprising:

a reinforcement beam and a support,

the reinforcement beam disposed between the energy absorbing member and the lower back member of the vehicle, the reinforcement beam in mechanical communication with the lower back member of the vehicle through the support.

4. The blocking structure of claim 3 wherein the energy absorbing member is partially disposed between the reinforcement beam and the bumper cover, the elongated wall portion of the energy absorbing member extending below and beyond the reinforcement beam and sealed against the lower back member of the vehicle.

5. The blocking structure of claim 4 wherein the energy absorbing member extends a full length of the reinforcement beam.

6. A method for blocking exhaust gas from entering a cabin of a vehicle, the method comprising:

providing a vehicle having a lower back member;

providing a bumper cover;

providing a blocking structure;

installing the blocking structure and the bumper cover onto the vehicle, the blocking structure being disposed between the lower back member and the bumper cover;

sealing the blocking structure to the lower back member; and

sealing the blocking structure to the bumper cover.

7. The method of claim 6 wherein the blocking structure is an energy absorbing member.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 9, 2014
From: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
To: TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 034437/0108 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 1, 2012
From: MCCONNELL, ROBERT A.
To: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
Reel/Frame 029052/0804 →
Continuity (1)
Related Publication 20140091584A1 · Apr 3, 2014