# US 2017/0282978 A1 · Vehicle hood

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- Number: US 2017/0282978 A1
- Document ID: US20170282978A1
- Status: Published application
- Kind: A1
- Application number: 15/450,768
- Filed: 2017-03-06
- Published: 2017-10-05
- Earliest claimed: 2016-03-31
- Assignees: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Applicants: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Inventors: Masatoshi YOSHIDA; Hiroko KASHIMA; Hideki ISHITOBI
- Web page: https://patentgrep.com/patent/US20170282978A1

## CPC

- B62D 25/105: {for motor cars}
- B62D 27/026: {Connections by glue bonding (in general F16B11/00; processes C09J5/00)}
- 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)

## Abstract

Provided is a vehicle hood that allows a reduction in thickness of an outer panel while providing stiffness of the outer panel. A vehicle hood includes an outer panel, an inner panel, and a plurality of adhesive components. The inner panel has a plurality of beads. Each bead has a support part that supports each adhesive component. The adhesive components are provided on the support parts so as to be intermittently aligned along a specific direction. A support-part interval between the support parts adjacent to each other in an intersecting direction is smaller than an adhesive-component interval between the adhesive components adjacent to each other on the support parts.

## Claims

### Claim 1

A vehicle hood comprising:
an outer panel;
an inner panel disposed below the outer panel; and
a plurality of adhesive components connecting the outer panel to the inner panel,
wherein:
the inner panel has a plurality of beads, the beads each having a shape extending along a specific direction and being disposed so as to be intermittently aligned along an intersecting direction intersecting with the specific direction;
each of the beads has a support pan that has a shape extending along the specific direction and supports each of the adhesive components at a position opposed to the outer panel;
the adhesive components are provided on the support parts so as to be intermittently aligned along the specific direction; and
a support-part interval between the support parts adjacent to each other in the intersecting direction is smaller than an adhesive-component interval between the adhesive components adjacent to each other on each of the support parts.

### Claim 2 (depends on 1)

The vehicle hood according to claim 1,
wherein adhesive components disposed on the specific support part among the support parts and adhesive components disposed on a support part adjacent to the specific support part in the intersecting direction are disposed in a zigzag pattern.

### Claim 3 (depends on 1)

The vehicle hood according to claim 1,
wherein:
the outer panel is made of aluminum or aluminum alloy;
the outer panel has a middle adhesive region between a portion located on a foremost bead located in the forefront among the beads and a portion located on a rearmost bead located most rearward among the beads in a vehicle front-back direction; and
an index value is 175 to 235, the index value being represented by a ratio of the adhesive-component interval to a thickness of the outer panel in the middle adhesive region.

### Claim 4 (depends on 3)

The vehicle hood according to claim 3,
wherein:
the inner panel further has a front support part that supports the adhesive component at a position opposed to the outer panel between the foremost bead and a from end of the inner panel;
the outer panel has a front adhesive region between the portion located on the foremost bead and a front end of the outer panel in the vehicle front-back direction; and
an index value is 80 to 100, the index value being represented by a ratio of a front adhesive-component interval between the adhesive components in a vehicle width direction in the front adhesive region to the thickness of the outer panel.

### Claim 5 (depends on 1)

The vehicle hood according to claim 1,
wherein:
an edge of the outer panel configures a folded grip part that grips an edge of the inner panel from two sides in a thickness direction of the inner panel while being folded inward; and
thickness of the inner panel is at least 0.8 times the thickness of the outer panel.

### Claim 6 (depends on 5)

The vehicle hood according to claim 5,
wherein the thickness of the inner panel is not more than 1.1 times the thickness of the outer panel.
