Universal ferrule or band clamp hose fitting

Claim 1

In a hose fitting for use with another hose fitting to interconnect two hoses and including a stem to be inserted in the end of a hose and a means to secure the hose to said stem, the improvement being said stem which comprises: a hose stop means at the proximal end of said stem; an enlarged, bulbous tapered means at the distal end of said stem; an annular recess between said hose stop means and said bulbous tapered means having sufficient depth so as to permit secure fitting of said hose to said stem by means of a band clamp concentric to said recess only; a plurality of radial ridge means spaced axially in said recess and having a maximum diameter sufficient to provide a means for substantially engaging and aiding the securing of said hose when said hose is secured to said stem by a crimped ferrule concentric to said hose stop means and said recess and sufficiently less than the maximum diameter of said enlarged, bulbous tapered means so as to provide means for substantially engaging and aiding in the securing of said hose when said hose is secured to said stem alternatively by said clamp concentric to said recess only; and a ferrule concentric to said hose and said hose stop means and said recess for securing said hose to said stem, said ferrule having a first bead extending over said hose stop means and adjacent portions of said recess containing more than one of said ridge means, and a second bead extending over at least that part of said enlarged, bulbous tapered means having the greatest diameter and adjacent portions of said recess; the ends of said first bead both having a smaller diameter than said hose stop means and at least one end of said second bead terminates within said annular recess.