Solid cylindrical centripetally burning propellant with four con

Details Solid cylindrical centripetally burning propellant with four con Solid cylindrical centripetally burning propellant with four con

1974-03-11

1976-01-20

Pendegrass, Verlin R.

Ammunition and explosives

Igniting devices and systems

102104, F42B 516

Patent

active

039330982

ABSTRACT:
A solid cylindrical centripetally burning propellant element comprises four lobes, the cross-section of each lobe comprising a convex arc tangential to a right circular cylinder circumscribing the element, of radius R, the radius of the arc being equal to the combustion thickness e of the element. The element has only two combustion residues by which it may be secured in the combustion chamber of a rocket engine.

REFERENCES:
patent: 2728295 (1955-12-01), Rubin et al.
patent: 3029736 (1972-04-01), De Shazo
patent: 3256819 (1966-06-01), Leeper
patent: 3691955 (1972-09-01), Jordan et al.
ABS Journal, Recent Advances in Solid Propellant Grain Design, Vandenkerchoue, J. A., July, 1959, pp. 483-490.

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