Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Interchangeable caliber semi-automatic rifle










Image Number 4 for United States Patent #7631453.

A semi-automatic rifle kit comprises a receiver; first and second bolt assemblies that can be interchangeably inserted inside the receiver when no barrel is coupled to the receiver; and first and second barrels that can be interchangeably coupled to the receiver when no bolt assembly is inserted inside the receiver. The first bolt assembly can be inserted inside the receiver when the first barrel is coupled to the receiver, but not when the second barrel is coupled to the receiver. The second bolt assembly can be inserted inside the receiver when the second barrel is coupled to the receiver, but not when the first barrel is coupled to the receiver. The first bolt assembly and the first barrel are designed for use with a first type of cartridge, but not a second type of cartridge. The second bolt assembly and the second barrel being are designed for use with the second type of cartridge, but not the first type of cartridge.








 
 
  Recently Added Patents
Method and mobile device for awareness of language ability
Newly identified human rhinovirus of HRV-C and methods and kits for detecting HRV-Cs
Visual universal decryption apparatus and methods
Telecommunications system and method
Methods and apparatus for processing audio signals
(4941
Information processing apparatus, information outputting method and computer program storage device
  Randomly Featured Patents
Starter and contactor therefor
Fixing device and image forming apparatus
Vent gas processing scheme with vacuum swing adsorption
Obstacle protector means
Ink set for ink-jet recording, recording method, ink cartridge, recording unit, and ink-jet recording apparatus
Device for attaching a handle
Barnacle removal device for boat lifts
Test pattern for evaluating a process of silicide film formation
Bootstrap processor election mechanism on multiple cluster bus system
Method and apparatus to reduce side impact forces