Patent · US Expired

Acoustic trap for discharging fire arms

US4482027A · kind A · utility

16Cited by
2References
7Claims
0Family size

Inventor

Key dates

Filing dateAug 29, 1983
Grant dateNov 13, 1984
Priority date
Expiry dateAug 29, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF41J13/00
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An acoustic trap for discharging fire arms is provided and consists of an elongated sealed chamber, a support for placing the chamber in an angular downward position so that a barrel of the fire arm can discharge a bullet within the chamber and material for reducing noise level within the chamber.

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