Hand grenade fuze

US7712419B1 · kind B1 · utility

Assignee

• The United States of America as represented by the Secretary of the Army · US

Inventors

• Gartung Cheng · Metuchen, US
• Neha Mehta · Sunny Sky Lane Southwest, US
• Emily A. Cordaro · Kearny, US
• Gregory Papatrefon · Somerville, US
• Carl Hu · Parsippany, US
• Brian E. Fuchs · Hackettstown, US
• Neelam Mehta · Bel Air, US
• Kathy Yang · Flanders, US

Key dates

• Filing date: May 11, 2007
• Grant date: May 11, 2010
• Expiry date: Oct 28, 2028

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F42C15/34
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A detonator for a hand grenade fuze comprises a detonator case; a slider that is transversely reciprocable in the detonator case from an unarmed position to an armed position, the slider including a longitudinal through-hole filled with a primary explosive; a spring that biases the slider to the unarmed position; an arming mechanism attached to the slider, the arming mechanism comprising a shape memory alloy; an explosive lead disposed below the slider; and a booster charge disposed below the explosive lead.