# US 12,600,413 B2 · Storage housing for an energy store of a motor vehicle

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- Number: US 12,600,413 B2
- Document ID: US12600413B2
- Status: Granted
- Kind: B2
- Application number: 18/036,690
- Filed: 2021-11-30
- Published: 2023-12-28
- Granted: 2026-04-14
- Earliest claimed: 2020-12-11
- Assignees: Bayerische Motoren Werke Aktiengesellschaft
- Applicants: Bayerische Motoren Werke Aktiengesellschaft
- Inventors: Manuel Anasenzl; Ahmed El-Sawy; Manuel Schurz; Marcel Sterzenbach
- Web page: https://patentgrep.com/patent/US12600413B2

## CPC

- B60K 1/04: of the electric storage means for propulsion
- B62D 21/157: {for side impacts}
- H01M 50/242: adapted for protecting batteries against vibrations, collision impact or swelling
- H01M 50/249: specially adapted for aircraft or vehicles, e.g. cars or trains (constructional details of batteries specially adapted for electric vehicles B60L50/64)
- B60K 2001/0438: {Arrangement under the floor}
- B60Y 2306/01: Reducing damages in case of crash, e.g. by improving battery protection
- H01M 2220/20: Batteries in motive systems, e.g. vehicle, ship, plane
- Y02E 60/10: Energy storage using batteries
- Y02T 10/70: Energy storage systems for electromobility, e.g. batteries
- B60K: ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)
- H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- B60Y: INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

A storage housing for an energy store of a motor vehicle includes at least one housing part along which a longitudinal member is arranged on both vehicle outer sides of the storage housing. The longitudinal member is designed as a chamber profile with hollow chambers delimited by chamber walls. In order in this case to provide a storage housing which, on the one hand, has particularly advantageous accident properties, in particular in the event of a side impact on the motor vehicle, and, on the other hand, can nevertheless be produced relatively favorably, the longitudinal members on both vehicle outer sides of the storage housing are formed from in each case at least two partial longitudinal members, the partial cross sections of which complement one another to form an overall cross section.

## Claims

### Claim 1

A storage housing for an energy store of a motor vehicle, comprising:
at least one housing part of the storage housing; and
a respective longitudinal member arranged along the at least one housing part on each of two vehicle outer sides of the storage housing, wherein
the longitudinal members on the two vehicle outer sides of the storage housing are each formed from at least two partial longitudinal members, each partial longitudinal member being separate from the housing part and being in the form of a chamber profile with enclosed hollow chambers delimited by chamber walls, partial cross sections of the two partial longitudinal members having a substantially equal height so to complement one another to form an overall cross section of the longitudinal member.

### Claim 2 (depends on 1)

The storage housing according to claim 1, wherein
the at least one housing part has an edge on the two vehicle outer sides of the storage housing, and
the edge is arranged laterally between the two partial longitudinal members of the corresponding longitudinal member.

### Claim 3 (depends on 2)

The storage housing according to claim 2, wherein
the at least one housing part is in the form of a housing lower part and the edge is bent upward in relation to a bottom of the housing lower part.

### Claim 4 (depends on 2)

The storage housing according to claim 2, wherein
an inner chamber wall of a respective outer partial longitudinal member, the edge of the housing part, and an outer chamber wall of a respective inner partial longitudinal member, form a three-layer assembly.

### Claim 5 (depends on 2)

The storage housing according to claim 2, wherein
the chamber walls of a respective outer partial longitudinal member and/or of a respective inner partial longitudinal member have at least substantially identical wall thicknesses.

### Claim 6 (depends on 3)

The storage housing according to claim 3, wherein
a respective inner partial longitudinal member is connected to the bottom of the housing lower part.

### Claim 7 (depends on 6)

The storage housing according to claim 6, wherein
the respective inner partial longitudinal member has a substantially L-shaped cross section.

### Claim 8 (depends on 2)

The storage housing according to claim 2, wherein
the chamber walls of a respective outer partial longitudinal member and of a respective inner partial longitudinal member are connected to one another with an interposition of the edge.

### Claim 9 (depends on 1)

The storage housing according to claim 1, wherein
the hollow chambers of a respective inner partial longitudinal member have a smaller cross section than the hollow chambers of a respective outer partial longitudinal member.

### Claim 10 (depends on 1)

The storage housing according to claim 1, wherein
the partial longitudinal members are formed from a continuous profile.

### Claim 11 (depends on 10)

The storage housing according to claim 10, wherein
the continuous profile is an extruded profile.

### Claim 12 (depends on 1)

The storage housing according to claim 1, wherein
the chamber walls of a respective outer partial longitudinal member have a lesser thickness than the chamber walls of a respective inner longitudinal member, which together form the respective longitudinal member.
