Slit nozzle and fast-acting shutoff valve

Details Slit nozzle and fast-acting shutoff valve Slit nozzle and fast-acting shutoff valve

1981-03-12

1984-02-14

Kyle, Deborah L.

Fluid sprinkling, spraying, and diffusing

With means to vibrate or jiggle discharge

251129, 422186, B01D 5900

Patent

active

044311362

ABSTRACT:
Slit nozzle and fast-acting shutoff valve for producing very brief gas flows accurately reproducible with respect to pulse width and spacing such as are required with pulse laser excitation for separation processes and photochemical processes including a first and a second nozzle part defining a nozzle slit therebetween, the first and the second nozzle parts forming the slit nozzle and, simultaneously, the fast-acting shutoff valve, at least one of the nozzle parts being rapidly movable for varying the width of the nozzle slit practically between zero and a nominal size.

REFERENCES:
patent: 3055631 (1962-09-01), Kippenhan
patent: 4206876 (1980-06-01), Koch
patent: 4334883 (1982-06-01), Robinson et al.
Publication "Folded Optical Delay Lines", Donald R. Herriot and Harry J. Schulte, Aug. 1965, vol. 4, No. 8, Applied Optics, pp. 883 to 889.

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