Conversion device for a firearm
US10234227B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2017 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Dec 21, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41A11/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A conversion device for converting a firearm designed to fire a cartridge of a certain size and caliber to another size and caliber cartridge is disclosed. In some embodiments, the conversion device is suitable for converting an AR-15 type firearm to be able to fire .22 caliber cartridges. Disclosed embodiments of the conversion device may comprise an appropriately sized chamber insert to fit in the chamber of the firearm, a bolt, an extractor, extractor plunger, extractor spring, firing pins, firing pin springs, a bolt spring rod and block, a bolt return spring, slide rails, lock rings, and lock pins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.