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1-10 of 54 patent results

Releasable body provided with aerodynamic braking means

U.S. Patent US4870904 | Filed: 11/18/1988 | Issued: 10/03/1989
Assignee(s): Aerospatiale Societe Nationale Industrielle | Inventor(s): Jacques Picot | Agent(s): Fisher, Christen & Sabol | Examiner(s): David H. Brown
This invention relates to a releasable body, comprising outspreadable arms articulated at one of the ends of said body and actuation means adapted to pass said arms, in the course of aerial descent...

Partitioned, fluid supported, high efficiency traveling charge for hyper-velocity guns

U.S. Patent US4930421 | Filed: 07/11/1988 | Issued: 06/05/1990
Assignee(s): The Boeing Company | Inventor(s): Macdonald; Kenneth A. B. | Agent(s): Thomas W. Hennen | Examiner(s): Charles T. Jordan
A traveling charge projectile utilizes a microprocessor and a plurality of sequentially fired igniting-priming-expelling charges to initiate respective charge segments containing propellant, such a...

Partially combustible propellant charge igniter

U.S. Patent US4674405 | Filed: 01/17/1986 | Issued: 06/23/1987
Assignee(s): Dynamit Nobel Aktiengesellschaft | Inventor(s): Uwe Brede + 2 | Agent(s): Antonelli, Terry & Wands | Examiner(s): Charles T. Jordan
A partially combustible propellant charge igniter has a bottom piece with primer charge and an ignition gas guide tube adjoining this primer charge, with a combustible tube containing the booster c...

Self-propelling projectile for firearms

U.S. Patent US4356769 | Filed: 05/08/1980 | Issued: 11/02/1982
Assignee(s): Giulio Fiocchi, S.p.A. | Inventor(s): Giovanni Galluzzi | Agent(s): Kalish & Gilster | Examiner(s): Harold J. Tudor
A self-propelling projectile comprising a projectile body at the normally forward end of said projectile, a propellent charge at the normally rearward end of said projectile, and a primer element l...

Self-propelling projectile for firearms

U.S. Patent US4537134 | Filed: 01/29/1985 | Issued: 08/27/1985
Assignee(s): Giulio Fiocchi S.p.A. | Inventor(s): Giovanni Galluzzi | Agent(s): Kalish & Gilster | Examiner(s): Harold J. Tudor
A self-propelling projectile comprising a projectile body at the normally forward end of said projectile, a propellent charge at the normally rearward end of said projectile, and a primer element l...

Igniter for a model rocket engine

U.S. Patent US4655137 | Filed: 02/21/1986 | Issued: 04/07/1987
Assignee(s): BOLTZ JOHN O | Inventor(s): John O. Boltz | Agent(s): Henderson & Sturm | Examiner(s): Charles T. Jordan
An igniter for use in conjunction with a model rocket engine. The igniter includes a housing having an adhesive ring and a fuel container. The adhesive ring supports and secures the open lower end ...

Base bleed unit

U.S. Patent US4807532 | Filed: 09/02/1987 | Issued: 02/28/1989
Assignee(s): ANDERSSON KURT G + 2 | Inventor(s): Kurt G. Andersson + 2 | Agent(s): Holman & Stern | Examiner(s): Harold J. Tudor
A base bleed unit arranged to increase the range of fire or to reduce the time of flight for shells and projectiles includes a housing (1) surrounding a fuel charge (6) and associated igniter (4), ...

Ignition system

U.S. Patent US5069135 | Filed: 12/07/1989 | Issued: 12/03/1991
Assignee(s): Aktiebolaget Bofors | Inventor(s): Sven-Eric Johansson + 2 | Agent(s): Pollock, Vande Sande & Priddy | Examiner(s): David H. Brown
The present invention relates to a method and an apparatus for producing rapid cross-ignition of preferably elongate powder or pyrotechnic charges, such as the propellant charges in impulse motors ...

Base bleed unit

U.S. Patent US6213023 | Filed: 06/14/1999 | Issued: 04/10/2001
Inventor(s): Nils-Erik Gunners | Agent(s): Jacobson, Price, Holman & Stern, PLLC | Examiner(s): Harold J. Tudor
Base bleed unit comprising a surrounding housing (1) surrounding at least one mass flow generating gun powder charge (7), and having at least one outlet hole (6, 6) extending through a rear wall (3...

Multiple-chamber propellant charge igniter

U.S. Patent US4850274 | Filed: 12/07/1987 | Issued: 07/25/1989
Assignee(s): Dynamit Nobel Aktiengesellschaft | Inventor(s): Uwe Brede + 1 | Agent(s): Antonelli, Terry & Wands | Examiner(s): Deborah L. Kyle
The invention relates to a propellant charge igniter comprising at least two series-connected combustion chambers separated from one another by choke disks, respectively one igniter mixture being h...