Ventilation – Blast or shock wave prevention
Patent
1994-10-28
1996-07-30
Joyce, Harold
Ventilation
Blast or shock wave prevention
454902, F24F 700
Patent
active
055406181
ABSTRACT:
A family of passive attenuators for shelter protection against explosions which reduce the pressure and impulse by combined effects of reflection, expansion, contraction and deviation contributed by the geometry of the attenuator.
REFERENCES:
patent: 3121384 (1964-02-01), Brode
patent: 3402655 (1968-09-01), Stehenson et al.
patent: 4751874 (1988-06-01), Quarterman
patent: 5187316 (1993-02-01), Hasler et al.
Alwis Weeramuni A. M.
Chong Oi Yin M. K.
Joyce Harold
National University of Singapore
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