Patent · US Expired

Cartridge magazine having a metal body used with a plastic firearm

US5357703A · kind A · utility

59Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 1993
Grant dateOct 25, 1994
Priority date
Expiry dateJan 13, 2013

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF41A9/70
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A magazine is disclosed for use with a pistol having a plastic firearm latch that is used to hold the magazine in the pistol well. The magazine includes an all metal magazine body. A non-metal magazine latch member is connected to the magazine body. When the magazine is held in the pistol well, the plastic firearm latch in the pistol engages the non-metal magazine latch member. In one embodiment, a carbon fiber filled firearm latch is substituted for the plastic firearm latch. A spacer assembly is held adjacent an end wall of the magazine body. The spacer assembly has a smooth outer surface for engagement by rim ends of cartridges during their movement relative to the magazine body. A non-symmetrical rib formed on the inner surface of a side wall of the magazine body is engagable by cartridges during their movement to prevent a premature bolt hold open condition. The magazine includes a follower assembly in which the crown section is located adjacent a side wall of the follower body opposite the side wall that is adjacent to the bolt hold open latch. This arrangement assists in providing the proper engagement between the bolt hold open latch and a bolt hold open mechanism in the pi…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.