# US 2023/0056479 A1 · Hood-integrated vehicle body

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- Number: US 2023/0056479 A1
- Document ID: US20230056479A1
- Status: Published application
- Kind: A1
- Application number: 17/830,989
- Filed: 2022-06-02
- Published: 2023-02-23
- Earliest claimed: 2021-08-17
- Assignees: Hyundai Motor Company; Kia Corporation; Hyundai Mobis Co., Ltd.
- Applicants: Hyundai Motor Company; Kia Corporation; Hyundai Mobis Co., Ltd.
- Inventors: Dong Eun Cha; Jin Young Yoon; Hong Heui Lee; Seong Kwon Kim
- Web page: https://patentgrep.com/patent/US20230056479A1

## CPC

- B62D 25/105: {for motor cars}
- 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)
- B62D 29/043: {Superstructures (B62D25/161 takes precedence)}
- E05B 47/0003: {having a movable core}
- E05B 53/003: {flexible}
- E05B 85/107: {Pop-out handles, e.g. sliding outwardly before rotation}
- E05B 83/24: for car bonnets
- 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)
- E05B: LOCKS; ACCESSORIES THEREFOR; HANDCUFFS

## Abstract

A hood-integrated vehicle body in which a hood, a bumper, and a fender are integrally formed into a single component so as to reduce the weight thereof is disclosed. The hood-integrated vehicle body includes a front vehicle body part, which is constructed such that a hood is integrally and rotatably connected to a front portion of the front vehicle body part and is openable at a rear side thereof, a lifting unit mounted to the front part of the vehicle so as to rotate the hood, and a locking unit, which is mounted to the front part of the vehicle so as to selectively engage the hood with the front part of the vehicle such that the engagement of the hood is released so as to allow the hood to be opened by means of the lifting unit upon manipulation for opening the hood.

## Claims

### Claim 1

A hood-integrated vehicle body comprising:
a front vehicle body part;
a hood integrally and rotatably connected to a front portion of the front vehicle body part, the hood being configured to open and close an internal space in a front part of the vehicle, and the hood being openable at a rear side;
a lifting unit mounted to the front part of the vehicle, the lifting unit being configured to rotate the hood in a direction in which the hood is opened; and
a locking unit mounted to the front part of the vehicle, the locking unit being configured to selectively engage the hood with the front part of the vehicle such that engagement of the hood is released to allow the hood to be opened by the lifting unit upon manipulation for opening the hood.

### Claim 2 (depends on 1)

The hood-integrated vehicle body according to claim 1, wherein the front vehicle body part further comprises a bumper and a fender, wherein the hood, the bumper, and the fender are integrally formed from a plastic material through injection molding.

### Claim 3 (depends on 1)

The hood-integrated vehicle body according to claim 1, wherein the locking unit includes:
a grille mounted to the front vehicle body part, the grille being configured to move in forward and backward directions;
a locking device mounted to the grille, the locking device being selectively engaged with the front vehicle body part; and
a cable connected to the grille and to the locking unit, the cable allowing the locking unit to be disengaged from the front vehicle body part when the grille is moved forwards.

### Claim 4 (depends on 3)

The hood-integrated vehicle body according to claim 3, wherein the front vehicle body includes a slide space at a front end, wherein grille is movable within the slide space in forward and backward directions.

### Claim 5 (depends on 4)

The hood-integrated vehicle body according to claim 4, wherein the grille includes a locking groove portion, and the slide space in the front vehicle body part includes with a locking pin configured to be inserted into or separated from the locking groove portion by a user.

### Claim 6 (depends on 4)

The hood-integrated vehicle body according to claim 4, wherein:
the front vehicle body part includes a guide hole portion behind the slide space,
the slide space includes an elastic body configured to provide elastic force for moving the grille forwards, and
the grille includes a guide extending backwards through the guide hole portion, the guide having a protrusion formed at an end, wherein the protrusion catches on the guide hole portion when the grille is moved forwards by a predetermined distance.

### Claim 7 (depends on 3)

The hood-integrated vehicle body according to claim 3, wherein the locking device includes a hook portion connected to the cable and configured to be slid by a pulling force caused by forward and backward movement of the grille, and the front vehicle body part includes a catch portion at a rear end, the catch portion being selectively engaged with the hook portion.

### Claim 8 (depends on 7)

The hood-integrated vehicle body according to claim 7, wherein the hook portion includes a plurality of hook portions provided at lateral sides of a rear end of the hood, and the catch portion includes a plurality of catch portions provided at lateral sides of the rear end of the front vehicle body part.

### Claim 9 (depends on 7)

The hood-integrated vehicle body according to claim 7, wherein the locking device further includes an actuation portion mounted to the hood and connected to the cable, the actuation portion being configured to move and separate the hook portion from the catch portion upon application of the pulling force caused by forward movement of the grille.

### Claim 10 (depends on 1)

The hood-integrated vehicle body according to claim 1, wherein the lifting unit includes an elastic portion provided at a rear end of the front vehicle body part, and wherein the lifting unit is in contact with a rear end of the hood to provide elastic force in a direction in which the hood is opened.

### Claim 11 (depends on 1)

The hood-integrated vehicle body according to claim 1, wherein the lifting unit includes a lifting device rotatably connected at one end to the front vehicle body part, and connected at an other end to the hood to push and rotate the hood when the hood is rotated in a direction in which the hood is opened.
