# US 10,873,654 B2 · Folding mobile phone case

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- Number: US 10,873,654 B2
- Document ID: US10873654B2
- Status: Granted
- Kind: B2
- Application number: 16/690,156
- Filed: 2019-11-21
- Published: 2020-10-29
- Granted: 2020-12-22
- Earliest claimed: 2019-04-26
- Assignees: Wing Tak Lee Silicone Rubber Technology (Shenzhen) Co., Ltd
- Applicants: Wing Tak Lee Silicone Rubber Technology (Shenzhen) Co., Ltd
- Inventors: Tak Nam Liu
- Web page: https://patentgrep.com/patent/US10873654B2

## CPC

- H04M 1/02: Constructional features of telephone sets
- A45C 11/00: Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 (specially adapted for toiletry or cosmetic equipment A45D29/20, A45D44/18; travelling sewing kits A45F3/48)
- A45C 11/002: {for storing portable handheld communication devices, e.g. pagers or smart phones}
- H04M 1/0214: {Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position (combined with translation movement H04M1/0235)}
- H04M 1/185: {Improving the shock resistance of the housing, e.g. by increasing the rigidity}
- H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08)
- A45C: PURSES; LUGGAGE; HAND CARRIED BAGS

## Abstract

The present disclosure provides a novel folding mobile phone case, which comprises an upper casing, a lower casing and a soft connecting portion; wherein one end of the soft connecting portion is connected to the upper casing and the other end of the soft connecting portion is connected to the lower casing, the contact surface of the upper casing and the lower casing is provided with a joint portion, and the upper casing and the lower casing are joined by the joint portion to form a plane; and the size of the upper casing is corresponding to the size of the upper surface of the folding mobile phone, the size of the lower casing is corresponding to the size of the lower surface of the folding mobile phone.

## Claims

### Claim 1

A folding mobile phone case comprising an upper casing, a lower casing and a soft connecting portion, wherein
one end of the soft connecting portion is connected to the upper casing and the other end of the soft connecting portion is connected to the lower casing, a contact surface of the upper casing and the lower casing is provided with a joint portion, and the upper casing and the lower casing are joined by the joint portion to form a plane; and
the upper casing has a size corresponding to that of the upper surface of the folding mobile phone, the lower casing has a size corresponding to that of the lower surface of the folding mobile phone;
a flexible protection portion is disposed at a lower left corner and an upper left corner of the upper casing, and a flexible protection portion is disposed at a lower right corner and an upper right corner of the lower casing, the flexible protection portion has a hollow structure, and a rounded corner thereof is made of a flexible plastic, and a straight line thereof is made of a hard plastic, and the hollow structure is provided with dichloromethane liquid, and the dichloromethane has a volume smaller than that of the hollow structure.

### Claim 2 (depends on 1)

The folding mobile phone case of claim 1, wherein the lower casing further comprises a rear screen window, and the rear screen window has a size corresponding to the size of a rear display screen of the folding mobile phone.

### Claim 3 (depends on 1)

The folding mobile phone case of claim 1, wherein the soft connecting portion comprises n barrier bars and a soft material connecting two adjacent barrier bars, the n is an integer greater than or equal to three.

### Claim 4 (depends on 1)

The folding mobile phone case of claim 1, wherein the upper casing further comprises a camera hole.

### Claim 5 (depends on 1)

The folding mobile phone case of claim 1, wherein the lower casing further comprises a sensor hole.

### Claim 6 (depends on 3)

The folding mobile phone case of claim 3, wherein the soft material comprises thermoplastic polyurethanes, thermoplastic elastomer or silica gel.