# US 12,179,844 B2 · Hood lifting mechanism, vehicle comprising the same and method for moving a hood

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- Number: US 12,179,844 B2
- Document ID: US12179844B2
- Status: Granted
- Kind: B2
- Application number: 17/899,697
- Filed: 2022-08-31
- Published: 2023-03-02
- Granted: 2024-12-31
- Earliest claimed: 2021-09-02
- Assignees: Volvo Car Corporation
- Applicants: Volvo Car Corporation
- Inventors: Edvin Mellergård; Eric Löfstedt; Miriam Tonbring
- Web page: https://patentgrep.com/patent/US12179844B2

## CPC

- B62D 25/12: Parts or details thereof (locks E05B, {E05B83/16; devices for holding open E05C17/00, e.g. while carrying oversize objects E05C17/042}; hinges E05D; counterbalancing means E05F; {checks, stops, buffers E05F5/00; } springs, {e.g. pneumatic springs} F16F)
- B60R 21/38: using means for lifting bonnets
- B62D 25/087: {Luggage compartments}
- B62D 25/105: {for motor cars}
- E05Y 2900/536: Hoods
- 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)
- B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- E05Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF

## Abstract

A hood lifting mechanism for a vehicle having a frunk, including: at least one lifting mechanism configured to lift a hood, and a deformable material configured to be attached to an inner surface of the hood, wherein the deformable material is configured to switch from a first position (P1) in which the deformable material is either flat or forms a dome being directed towards the inner surface of the hood into a second position (P2) in which the deformable material forms a dome being directed towards the frunk when the at least one lifting mechanism is activated. Further, the present disclosure relates to a vehicle including such lifting mechanism and to a method for moving a hood of a vehicle.

## Claims

### Claim 1

A hood lifting mechanism for a vehicle having a frunk (100), the hood lifting mechanism comprising:
at least one lifting means configured to lift a hood, and
a deformable material configured to be attached to an inner surface of the hood,
wherein the deformable material is configured to switch from a first position (P1) in which the deformable material is either flat or forms a dome being directed towards the inner surface of the hood into a second position (P2) in which the deformable material forms a dome being directed towards the frunk when the at least one lifting means is activated.

### Claim 2 (depends on 1)

The lifting mechanism according to claim 1, wherein the at least one lifting means is configured to generate a force (FL) for shooting the hood up.

### Claim 3 (depends on 1)

The lifting mechanism according to claim 1, wherein the deformable material is attached to a frame, the frame being configured to be attached to the inner surface of the hood.

### Claim 4 (depends on 1)

The lifting mechanism according to claim 1, wherein the deformable material is made of plastic, rubber and/or fabric.

### Claim 5 (depends on 3)

The lifting mechanism according to claim 3, wherein the frame is made of plastic.

### Claim 6 (depends on 1)

The lifting mechanism according to claim 1, wherein the deformable material is configured to deform elastically.

### Claim 7 (depends on 1)

The lifting mechanism according to claim 1, wherein the deformable material (108) is configured to deform permanently.

### Claim 8

A vehicle, comprising:
a frunk,
a hood configured to close and seal the frunk in a closed position,
at least one lifting means configured to lift the hood, and
a deformable material being attached to an inner surface of the of the hood,
wherein the deformable material is configured to switch between a first position (P1) and a second position (P2), the first position (P1) being a position in which the deformable material is either flat or forms a dome being directed towards the inner surface of the hood and the second position (P2) being a position in which the deformable material forms a dome being directed towards the frunk.

### Claim 9 (depends on 8)

The vehicle according to claim 8, wherein the at least one lifting means is configured to generate a force (FL) for moving the hood up.

### Claim 10 (depends on 8)

The vehicle according to claim 8, wherein the deformable material is attached to a frame being attached to the inner surface of the hood.

### Claim 11 (depends on 10)

The vehicle according to claim 10, wherein the frame is made of plastic.

### Claim 12 (depends on 10)

The vehicle according to claim 10, wherein the frame further comprises a sealing configured to seal a contact area between the hood and the frunk in the closed position.

### Claim 13 (depends on 8)

The vehicle according to claim 8, wherein the deformable material is made of plastic, rubber and/or fabric.

### Claim 14

A method for moving a hood of a vehicle, the method comprising:
given a frunk, a hood configured to close and seal the frunk in a closed position, and
a deformable material being attached to an inner surface of the hood, initiating lifting the hood, and
switching the deformable material from a first position (P1) in which the deformable material is either flat or forms a dome being directed towards the inner surface of the hood to a second position (P2) in which the deformable material forms a dome being directed towards the frunk while lifting the hood.
