Free piston shock tube tunnel

Details Free piston shock tube tunnel Free piston shock tube tunnel

1990-02-02

1992-05-26

Ruehl, Charles A.

Measuring and testing

Testing by impact or shock

Specimen impactor detail

73147, G01M 900

Patent

active

051156652

ABSTRACT:
A free piston shock tube/tunnel having a mechanism for increasing the holding time, without correspondingly increasing viscous losses in which the shock tube/tunnel includes a diaphragm positioned in the area of connection between the compression tube and the shock tube and a selectively replaceable orifice insert positioned near the diaphragm in which the orifice insert has an opening with a diameter less than the internal diameter of the shock tube.

REFERENCES:
patent: 2836063 (1958-05-01), Yoler et al.
patent: 3431777 (1969-03-01), Norfleet
patent: 3495455 (1970-02-01), Allgood
patent: 4898028 (1990-02-01), Brehm

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