# angle bracket

> L-shaped structural fastener for fastening two objects together at an angle

**Wikidata**: [Q39076453](https://www.wikidata.org/wiki/Q39076453)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Angle_bracket_(fastener))  
**Source**: https://4ort.xyz/entity/angle-bracket

## Summary
An angle bracket is an L-shaped structural fastener designed to join two objects together at a fixed angle, typically for reinforcement or mounting. It functions as a subclass of mounting brackets, which mechanically affix objects to larger surfaces using screws.

## Key Facts
- **Definition**: An L-shaped structural fastener for fastening two objects together at an angle.
- **Parent Class**: Mounting bracket—an accessory used to mechanically affix an object to a larger object, usually with screws.
- **Aliases**: Angle joint, Angle bracket (fastener).
- **Subclass Of**: Shelf support and mounting bracket.
- **Sitelink Count**: 7 (across Wikimedia projects).
- **Wikipedia Availability**: Articles exist in English, German, Estonian, Persian, Norwegian, and Yue Chinese.
- **Image Reference**: [Bronze angle bracket example](https://commons.wikimedia.org/wiki/Special:FilePath/Bronze_angle_bracket_-_4_x_4_cm_-_A.jpg).
- **Wikidata ID**: No direct Q-ID provided, but has a Google Knowledge Graph ID: `/g/11fylz8g0r`.

## FAQs
### Q: What is the primary function of an angle bracket?  
A: It securely joins two objects at a fixed angle, providing structural reinforcement in furniture, construction, or mounting applications.

### Q: How is an angle bracket installed?  
A: It is mechanically affixed using screws, typically to connect materials like wood, metal, or plastic at perpendicular or acute angles.

### Q: What distinguishes angle brackets from other fasteners?  
A: Their L-shape enables fixed-angle joint stability, unlike screws or bolts that allow movement or linear fastening.

### Q: Are angle brackets standardized in size or material?  
A: No standardized dimensions or materials are documented in the source, though they are commonly used in metal or wood applications.

## Why It Matters
Angle brackets solve critical stability challenges in construction and manufacturing by enabling rigid, angle-specific connections. They prevent structural failure in shelves, furniture, and frameworks by distributing force across jointed surfaces. As a fundamental mounting bracket subclass, they simplify DIY projects and industrial assemblies, ensuring safety and durability where adhesives or linear fasteners would compromise integrity. Their versatility across materials makes them indispensable in both heavy machinery and household fixtures, reinforcing their role as a cornerstone of mechanical fastening.

## Notable For
- **Distinctive Geometry**: Only fastener explicitly designed for fixed-angle reinforcement without flexibility.
- **Universal Mounting**: Functions as a subclass of both shelf supports and general mounting brackets, broadening utility.
- **Multilingual Recognition**: Widely documented across 7 Wikimedia languages, underscoring global standardization.
- **Art & Architecture Inclusion**: Listed in Art & Architecture Thesaurus (ID: 300051927) and Portable Antiquities Scheme, reflecting historical and aesthetic relevance.

## Body
### Overview
An angle bracket is an L-shaped structural fastener engineered to connect two objects at a predetermined angle, ensuring rigid stability. It belongs to the mounting bracket class, which includes accessories for mechanical fixation to larger surfaces using screws.

### Classification
- **Parent Class**: Mounting bracket—defined for mechanical affixation to larger objects via screws.
- **Subclass Relationships**: Shelf support (for angled shelving) and mounting bracket (general-purpose fastening).
- **Categorization**: Listed under "Angle brackets (fasteners)" in Wikimedia Commons.

### Identification
- **Aliases**: Angle joint, Angle bracket (fastener).
- **Wikidata**: Google Knowledge Graph ID `/g/11fylz8g0r`.
- **Specialized Registries**: 
  - Art & Architecture Thesaurus ID: 300051927.
  - Portable Antiquities Scheme: "Angle+Bracket" object type.

### Documentation
- **Sitelinks**: 7 entries across Wikimedia projects (e.g., Wikipedia, Commons).
- **Wikipedia Coverage**: 7 languages: English, German, Estonian, Persian, Norwegian, Yue Chinese, and Wikimedia Commons.
- **Visual Reference**: [Bronze angle bracket example](https://commons.wikimedia.org/wiki/Special:FilePath/Bronze_angle_bracket_-_4_x_4_cm_-_A.jpg).