Magpul has just filed a patent application (#20100126053) for a quad stack AR-15 compatible magazine. The design is quite straight forward. A central partition separates two dual staggered round stacks. Two springs are used, a lower stronger spring and a weaker top [Read More…]
Timothy Lindsay (USA) and Renaud Kerbrat (Switzerland) are listed as the inventors on the recently published patent application #20100077643. The patent describes a new pistol recoil mechanism that is similar to is the mechanism used by the TDI KRISS. Like the TDI [Read More…]
Wilsons Gunshop (aka. Wilson Combat) has just had two patent applications approved. Both attribute Douglas D. Olson as the inventor. The first, entitled “Bridged extractor spring for firearms” describes a a duel spring designed to prevent extraction problems [Read More…]
On the 24th of this month the USPTO approved Magpul’s patent application for the Magpul self-leveling AR-15 magazine follower. Patent number 7621063 lists the inventors as Richard M. Fitzpatrick, Michael T. Mayberry and Eric S. Nakayama. The patent can be viewed [Read More…]
Carl Walther GmbH has filed for a patent on a mechanism which prevents a pistol being disassembled if a round is chambered. It works by using the extractor to manipulate a pin which prevents the disassembly. Personally, I think all gadgets like this are unnecessary. [Read More…]
War games just got more fun. Raytheon has applied for a patent on a simulated M18 Claymore Anti-Personal Mine for the Multiple Integrated Laser Engagement System (MILES) training system. The patent describes a device that looks like a claymore but instead of hundreds of [Read More…]
The US Naval Air Warfare Center funded a patent application, published two weeks ago, with the innocuous title of “Military Training Device”. The device turns out to be a suicide vest simulator for the Multiple Integrated Laser Engagement System (MILES) [Read More…]
The IBM bullet dodging patent story, which originally broke on this blog after being discovered by reader Daniel E. Watters, created quite a lot of noise on the internet. Noah at Danger Room noticed that the patent has since been withdrawn. It seems odd to go to all [Read More…]