Resources Contact Us Home
Browse by Category: Main > Firearms & Weapons
Class Information
Number: 42/5
Name: Firearms > Breech loading > Spring-motor operated
Description: Firearms in which a spring, which is wound up, is utilized to furnish the power for opening the breech, usually by sliding the breechblock rearward, ejecting the shell, reloading and closing the breech. Usually one winding of the spring is sufficient for a magazine full of cartridges.

Patents under this class:

Patent Number Title Of Patent Date Issued
8703049 Apparatus and method of improving air quality using photocatalytic oxidation Apr. 22, 2014

  Recently Added Patents
Stack and folding-typed electrode assembly and method for preparation of the same
Driving support device, method, and program
Method and system for reciprocal mixing cancellation of wideband modulated blockers
Therapeutic compositions and methods
Barrier layers comprising Ni-inclusive ternary alloys, coated articles including barrier layers, and methods of making the same
Vehicle grille
Memory device, test operation method thereof, and system including the same
  Randomly Featured Patents
Quaternary ammonium compounds having muscle relaxation activity
Two part snap hinge
Self-contained disposable animal commode
Gravure press with crowbar circuit
Polyether resin and method of manufacturing the same
Interlabial pad having a labial-following layer
Method for manufacturing semiconductor pressure sensor having reference pressure chamber
Implement to quickly and cleanly remove a cork from a wine bottle
Security mail receptacle
Single-phase harmonic filter system