# US 8,465,616 B2 · Housing and method for making the same

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- Number: US 8,465,616 B2
- Document ID: US8465616B2
- Status: Granted
- Kind: B2
- Application number: 12/570,111
- Filed: 2009-09-30
- Published: 2011-01-13
- Granted: 2013-06-18
- Earliest claimed: 2009-07-10
- Assignees: FIH (Hong Kong) Limited
- Applicants: Kun-Tsan Wu; Li-Wen Tien
- Inventors: Kun-Tsan Wu; Li-Wen Tien
- Web page: https://patentgrep.com/patent/US8465616B2

## CPC

- H04M 1/0249: {Details of the mechanical connection between the housing parts or relating to the method of assembly}
- H04M 1/0283: {for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate}
- Y10T 156/1052: with cutting, punching, tearing or severing
- Y10T 156/1056: Perforating lamina
- Y10T 156/1057: Subsequent to assembly of laminae
- Y10T 156/1062: Prior to assembly
- Y10T 156/108: Flash, trim or excess removal
- Y10T 428/24612: Composite web or sheet
- H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

A method for making a housing comprising: providing a metal layer, a decorative layer, and an adhesive layer; attaching the adhesive layer to the decorative layer; attaching the adhesive layer to the metal layer to form a intermediate product; and punching the intermediate product by a stamping mold to form the housing. The application also discloses a housing used in a portable electronic device.

## Claims

### Claim 1

A method for making a housing, comprising:
providing a metal layer, a decorative layer, and an adhesive layer, the adhesive layer including a medium densitive mixture of 60% polyethylene, 25% polyisobutene, 10% butyl rubber, and 5% microcrystal wax;
attaching a protective layer to a first side of the decorative layer;
attaching the adhesive layer to a second side of the decorative layer;
attaching the adhesive layer to the metal layer to form an intermediate product;
pressing and simultaneously heating the intermediate product;
punching the intermediate product using a stamping mold to form a predetermined shape with superfluous edges;
cutting the superfluous edges using a computer numerical control machine; and
removing the protective layer and washing the first side of the decorative layer to form the housing.

### Claim 2 (depends on 1)

The method for making a housing as claimed in claim 1, wherein the decorative layer is made of leathers, fabrics, or plastic.