# US 10,479,048 B2 · Bonding arrangement and production method

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- Number: US 10,479,048 B2
- Document ID: US10479048B2
- Status: Granted
- Kind: B2
- Application number: 15/706,919
- Filed: 2017-09-18
- Published: 2018-03-22
- Granted: 2019-11-19
- Earliest claimed: 2016-09-21
- Assignees: Airbus Operations GmbH
- Applicants: Airbus Operations GmbH
- Inventors: Matthias Hegenbart; Hermann Benthien; Mika Bots
- Web page: https://patentgrep.com/patent/US10479048B2

## CPC

- B32B 7/12: using interposed adhesives or interposed materials with bonding properties
- B32B 1/00: Layered products having a non-planar shape
- B32B 3/00: Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B 3/02: characterised by features of form at particular places, e.g. in edge regions {(non-uniform thickness B32B3/263)}
- B32B 3/06: for securing layers together; for attaching the product to another member, e.g. to a support {, or to another product, e.g. groove/tongue, interlocking}
- B32B 3/12: characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
- B32B 3/22: of spaced pieces {(not used)}
- B32B 3/26: characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids {(foam layer B32B5/18; layer of synthetic resin characterised by fillers that create voids or cavities B32B27/205); characterised by an apertured layer}
- B32B 3/28: characterised by a layer comprising a deformed thin sheet {, i.e. the layer having its entire thickness deformed out of the plane}, e.g. corrugated, crumpled (B32B29/08 takes precedence)
- B32B 3/30: characterised by a layer formed with recesses or projections, e.g. {hollows, grooves, protuberances, ribs (apertured layer B32B3/266; layer with cavities or internal voids B32B3/26)}
- B32B 5/18: characterised by features of a layer {of} foamed material
- B32B 7/04: Interconnection of layers
- B32B 7/05: the layers not being connected over the whole surface, e.g. discontinuous connection or patterned connection (using interposed adhesives or bonding materials applied in spaced arrangements B32B7/14)
- B32B 7/14: applied in spaced arrangements, e.g. in stripes
- B32B 15/00: Layered products comprising {a layer of} metal
- B32B 15/046: {of foam}
- B32B 15/08: of synthetic resin
- B32B 15/20: comprising aluminium or copper {(B32B15/016 and B32B15/017 take precedence)}
- B32B 25/00: Layered products comprising {a layer of} natural or synthetic rubber {(fibrous or filamentary layer made of a natural or synthetic rubber B32B5/02; particulate layer made of a natural or synthetic rubber B32B5/16; foamed layer made of a natural or synthetic rubber B32B5/18)}
- B32B 25/14: comprising {synthetic rubber copolymers (B32B25/18 and B32B25/20 take precedence)}
- B32B 37/1292: {selectively, e.g. in stripes, in patterns (B32B37/0076 takes precedence)}
- B32B 37/144: {using layers with different mechanical or chemical conditions or properties, e.g. layers with different thermal shrinkage, layers under tension during bonding (constructional features for tensioning B32B38/1825)}
- F16B 11/006: {by gluing (gluing of plastics material B29C65/48)}
- B32B 2255/205: Metallic coating
- B32B 2255/26: Polymeric coating
- B32B 2255/28: Multiple coating on one surface
- B32B 2605/00: Vehicles
- B32B 2605/18: Aircraft
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- F16B: DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING (couplings for transmitting rotation F16D)

## Abstract

In order to provide a new and improved bonding arrangement, especially for use in an aircraft or spacecraft, which is designed to overcome problems of bonding arrangements under Mode I loading stress and which is designed or configured particularly to create a bond design which is incapable of locally loading the adhesive bond above the peel strength, a bonding arrangement is disclosed with a coating structure, which is split into a plurality of neighboring structural elements spatially separated from each other, and at least one supporting member is provided, which comprises a plurality of recesses receiving the structural elements in operating position.

## Claims

### Claim 1

A bonding arrangement for the assembly of structures, the structures comprising at least one substrate member to which at least one coating structure is applied, the substrate member and the coating structure comprising a common interface which forms at least one bond, the at least one bond being configured as an adhesive bond, wherein the coating structure is split into a plurality of neighboring structural elements spatially separated from each other, and wherein at least one supporting member is provided, which comprises a plurality of recesses receiving the structural elements in operating position,
wherein an intermediate layer is arranged between the supporting member and the neighboring structural elements of the coating structure,
wherein the intermediate layer provides the mechanical properties of a spring between the supporting member and the respective neighboring structural element, and
wherein the intermediate layer having the mechanical properties of a spring shows an asymptotic load vs. displacement loading behavior.

### Claim 2 (depends on 1)

The bonding arrangement of claim 1, wherein the at least one supporting member covers the surfaces of the neighboring structural elements facing the recesses.

### Claim 3 (depends on 1)

The bonding arrangement of claim 1, wherein the at least one supporting member forms a bracket surrounding each of the neighboring structural elements of the coating structure at least in part.

### Claim 4 (depends on 1)

The bonding arrangement of claim 1, wherein the supporting member and the neighboring structural elements of the coating structure are connected indirectly.

### Claim 5 (depends on 1)

The bonding arrangement of claim 1, wherein the intermediate layer comprises an anisotropic lattice material.

### Claim 6 (depends on 5)

The bonding arrangement of claim 5, wherein the lattice material is formed by at least one of a foam, a super-elastic polymer and a multi-material combination, each showing asymptotic spring loading behavior.

### Claim 7 (depends on 5)

The bonding arrangement of claim 5, wherein the anisotropic lattice material is formed by at least one of at least one elastomeric foam, by a super-elastic alloy and a shape memory alloy.

### Claim 8 (depends on 7)

The bonding arrangement of claim 7, wherein the shape memory alloy comprises at least one of a copper-aluminium-nickel alloy, a Nitinol shape memory alloy and a super-elastic polyisoprene-based polymer.

### Claim 9 (depends on 1)

The bonding arrangement of claim 1, wherein the plurality of neighboring structural elements comprises a regular structure.

### Claim 10

A bonding arrangement for the assembly of structures, the structures comprising at least one substrate member to which at least one coating structure is applied, the substrate member and the coating structure comprising a common interface which forms at least one bond, the at least one bond being configured as an adhesive bond, wherein the coating structure is split into a plurality of neighboring structural elements spatially separated from each other, and wherein at least one supporting member is provided, which comprises a plurality of recesses receiving the structural elements in operating position,
wherein an intermediate layer is arranged between the supporting member and the neighboring structural elements of the coating structure, and
wherein between contacting surfaces of at least two of the structural elements, the intermediate layer, and the supporting member an adhesive means is arranged.

### Claim 11 (depends on 10)

The bonding arrangement of claim 10, wherein the intermediate layer provides the mechanical properties of a spring between the supporting member and the respective neighboring structural element.

### Claim 12 (depends on 11)

The bonding arrangement of claim 11, wherein the intermediate layer having the mechanical properties of a spring shows an asymptotic load vs. displacement loading behavior.

### Claim 13

A vehicle provided with at least one device comprising an assembled structure with a bonding arrangement, the structure comprising at least one substrate member to which at least one coating structure is applied, the substrate member and the coating structure comprising a common interface which forms at least one bond, the at least one bond being configured as an adhesive bond, wherein the coating structure is split into a plurality of neighboring structural elements spatially separated from each other, and wherein at least one supporting member is provided, which comprises a plurality of recesses receiving the structural elements in operating position.

### Claim 14

A bonding arrangement for the assembly of structures, the structures comprising at least one substrate member to which at least one coating structure is applied, the substrate member and the coating structure comprising a common interface which forms at least one bond, the at least one bond being configured as an adhesive bond, wherein the coating structure is split into a plurality of neighboring structural elements spatially separated from each other, and wherein at least one supporting member is provided, which comprises a plurality of recesses receiving the structural elements in operating position,
wherein an intermediate layer is arranged between the supporting member and the neighboring structural elements of the coating structure, and
wherein the intermediate layer comprises an anisotropic lattice material.

### Claim 15 (depends on 14)

The bonding arrangement of claim 14, wherein the lattice material is formed by at least one of a foam, a super-elastic polymer and a multi-material combination, each showing asymptotic spring loading behavior.

### Claim 16 (depends on 14)

The bonding arrangement of claim 14, wherein the anisotropic lattice material is formed by at least one of at least one elastomeric foam, by a super-elastic alloy and a shape memory alloy.

### Claim 17 (depends on 16)

The bonding arrangement of claim 16, wherein the shape memory alloy comprises at least one of a copper-aluminium-nickel alloy, a Nitinol shape memory alloy and a super-elastic polyisoprene-based polymer.

### Claim 18 (depends on 14)

The bonding arrangement of claim 14, wherein the at least one supporting member covers the surfaces of the neighboring structural elements facing the recesses.

### Claim 19 (depends on 14)

The bonding arrangement of claim 14, wherein the at least one supporting member forms a bracket surrounding each of the neighboring structural elements of the coating structure at least in part.

### Claim 20 (depends on 14)

The bonding arrangement of claim 14, wherein the supporting member and the neighboring structural elements of the coating structure are connected indirectly.
