Hydrokinetic injector, particularly for balneotherapeutic applic

Surgery – Truss – Perineal

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Details

4542, 128 66, 128366, 239590, 239597, A61H 900

Patent

active

045721653

ABSTRACT:
The present invention relates to a hydrokinetic injector, particularly for balneotherapeutic applications. It comprises a cylindrical pipe (10) of substantially circular internal section, a first end (12) of which is equipped with means of connection to a water supply under a pressure of about 5.10.sup.5 to about 10.sup.6 Pa; a frustoconical convergent member (18) disposed towards the second end (16) of the said pipe (10) and having a venturi coefficient substantially equal to 1.25; a cylindrical expansion chamber (20) situated immediately downstream of the said frustoconical convergent member (18) and ending in an oblong rectangular window (24) forming a second constriction of the passage section, its venturi coefficient being substantially equal to 2, and a terminal horn (26) delimiting, between the said oblong rectangular window (24) and a distal opening (28), a passage of generally pyramidal shape and of continuously and adjustably variable quadrangular section.

REFERENCES:
patent: Re20488 (1937-08-01), Zinkil
patent: 3806964 (1974-04-01), Vanegas
patent: 3892363 (1975-07-01), Hilger
patent: 4135670 (1979-01-01), Sugimoto

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