# US 7,464,447 B2 · Shortened buckle system

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 7,464,447 B2
- Document ID: US7464447B2
- Status: Granted
- Kind: B2
- Application number: 11/657,794
- Filed: 2007-01-25
- Published: 2007-08-02
- Granted: 2008-12-16
- Earliest claimed: 2006-01-27
- Assignees: Universal Trim Supply Co., Ltd.
- Inventors: Aly Khalifa; Shih-Sheng Yang
- Web page: https://patentgrep.com/patent/US7464447B2

## CPC

- A44B 11/266: {with at least one push-button acting parallel to the main plane of the buckle and perpendicularly to the direction of the fastening action}
- Y10T 24/45529: Requiring manual force applied against bias to interlock or disengage
- Y10T 24/45581: having inserted end formed by oppositely biased surface segments
- A44B: BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE (fastenings specially adapted for footwear A43C)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

A buckle assembly having a male buckle member and a female buckle member. The male buckle member contains an engaging means for engagement with the female portion and a male strap receiving means for coupling to a first strap. The female buckle member contains a receiving volume for engaging with the male buckle section and a female strap receiving means positioned on the bottom or top of the receiving volume and substantially along its open engaging end so that when the male and female buckle members are engaged and locked the female strap receiving means substantially abuts an interface section of the male buckle member causing the first and second strap to be in close proximity.

## Claims

### Claim 1

A buckle comprising:
a male horseshoe buckle member including a male strap receiving means for coupling to a first strap and an engaging means for releasably engaging with a female buckle, said engaging means having two prongs each having a barb end portion, said male strap receiving means and said prongs being connected by an interface section, said barb end portion creating a barb angle with said prongs;
a female buckle member including:
a receiving volume having an open engaging end and an open locking end;
interior walls defining channels for receiving said prongs of said male buckle member;
inwardly curved edges at said open locking end for securing engagement with said barb end portion of said male buckle member;
a female strap receiving means for coupling to a second strap, said female strap receiving means being positioned on a bottom of said receiving volume and proximate said open engaging end so that when said male and female buckle members are engaged and locked, said female strap receiving means abuts said interface section of said male buckle member causing said first and second straps to be in close proximity to each other.

### Claim 2 (depends on 1)

The buckle as claimed in claim 1, wherein said barb angle is less than 90 degrees.

### Claim 3 (depends on 1)

The buckle as claimed in claim 1, further comprising a guide bar extending from said interface section and being disposed laterally between said prongs.

### Claim 4 (depends on 1)

The buckle as claimed in claim 1, wherein said female buckle member comprises a channel for receiving said guide bar.

### Claim 5 (depends on 1)

The buckle as claimed in claim 1, wherein said female buckle member comprises a cover plate.

### Claim 6 (depends on 1)

The buckle as claimed in claim 1, wherein said barb end portion is hollow in structure.

### Claim 7 (depends on 1)

The buckle as claimed in claim 1, wherein said barb portion contains a co-molded color which provides a visual indicator for release.