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<p><b>New page</b></p><div>[[File:Pins, bone, bronze, Bronze Age, City of Prague Museum, 175904.jpg|thumb|Pins, bone, bronze, Bronze Age, City of Prague Museum, 175904|right]]<br>'''Pin'''<br />
A '''pin''' is a device used for fastening objects or material together. Pins are typically made of metal or plastic and come in various shapes and sizes depending on their intended use. They are commonly used in [[sewing]], [[electronics]], [[engineering]], and various other fields.<br />
==Types of Pins==<br />
Pins can be categorized into several types based on their design and application:<br />
===Sewing Pins===<br />
[[Sewing]] pins are slender, pointed objects used to hold fabric together before sewing. They are often made of stainless steel or brass and may have a small, rounded head for easy handling. Common types include:<br />
* [[Straight pin]]s<br />
* [[Safety pin]]s<br />
* [[Dressmaker pin]]s<br />
===Electronics Pins===<br />
In [[electronics]], pins are used to connect components on a [[circuit board]]. These pins are typically part of connectors or integrated circuits. Examples include:<br />
* [[Header pin]]s<br />
* [[IC pin]]s<br />
* [[Jumper pin]]s<br />
===Engineering Pins===<br />
In [[mechanical engineering]], pins are used to align or fasten components. They are often made of hardened steel and can be cylindrical or tapered. Types include:<br />
* [[Dowel pin]]s<br />
* [[Cotter pin]]s<br />
* [[Roll pin]]s<br />
==History==<br />
The use of pins dates back to ancient times. Early pins were made from bone, wood, or metal and were used for fastening clothing. The development of metalworking techniques allowed for the production of more durable and versatile pins.<br />
==Applications==<br />
Pins have a wide range of applications across different fields:<br />
* In [[sewing]], pins are used to temporarily hold fabric pieces together.<br />
* In [[electronics]], pins are used to connect components and ensure proper electrical connections.<br />
* In [[engineering]], pins are used to align and secure mechanical parts.<br />
==See Also==<br />
* [[Needle]]<br />
* [[Clip]]<br />
* [[Fastener]]<br />
* [[Connector]]<br />
==References==<br />
{{Reflist}}<br />
==External Links==<br />
{{Commons category|Pins}}<br />
[[Category:Fasteners]]<br />
[[Category:Sewing equipment]]<br />
[[Category:Electronic components]]<br />
[[Category:Mechanical engineering]]<br />
{{technology-stub}}</div>Prab