In this article we will delve into the fascinating world of Flapper locking, exploring its origins, impact and relevance today. Since its inception, Flapper locking has captured the attention of millions of people around the world, sparking passionate debates and sparking unparalleled interest. Over the years, Flapper locking has evolved and adapted to changes in society, always remaining a topic of great importance. Through this article, we will immerse ourselves in its many facets, discovering its true meaning and its influence in different areas. Join us on this journey of exploration and knowledge about Flapper locking.
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Flapper locking is a type of locking mechanism used in firearms. It involves a pair of flappers on the sides of the bolt that each lock into an outwards recess in the receiver as the bolt is in battery. As the bolt is forced backwards after the firing of a cartridge, the flappers recede back into the bolt, therefore unlocking and sending the bolt backwards to cycle the gun. The design was patented in 1870 by Lieutenant Friberg of the Swedish Army, but the first actual example of a firearm that used this was made by another Swedish man named Kjellman in 1907. Most use of flapper locking came from the designs of the Soviet Union's Vasily Degtyaryov in the years surrounding World War II.[1][2]