Maintenance kit incorporated into sub caliber action device
US8453367B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 2011 |
| Grant date | Jun 4, 2013 |
| Priority date | — |
| Expiry date | Nov 22, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41A29/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A maintenance kit incorporated into operable components of a sub caliber action device installable within an upper receiver of an AR-15 type firearm for facilitating disassembly, maintenance and reassembly of a bolt and forward chamber adaptor with a receiver plate. The kit includes at least one gauge dimension defined in a barrel of the forward chamber adaptor for establishing a correct spacing between lengthwise extending and interior notch defining arms associated with the receiver plate. A modified guide rod facilitates at least one of disassembly of the bolt firing pin/extractor and cleaning of the chamber adaptor interior prior to reassembly of the bolt and chamber adaptor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.