Patent ID: 6883974

Claim:
A self-contained optic fiber cartridge, comprising: a frame having a through passage with a largely forwardly-facing and spring-engaging frame internal first shoulder and with a largely rearwardly-facing frame second shoulder; a terminus which lies partially in said frame through passage, said terminus including a body having a through body bore and a ferrule having a rear end lying in a front portion of said body bore, said ferrule projecting forward of said body, said body having a largely rearwardly-facing spring-engaging first body shoulder lying forward of said spring-engaging frame first shoulder; a coil spring lying in said passage and having a rear spring end abutting said spring-engaging frame internal first shoulder and a front spring end abutting said first body shoulder. said body having a rear portion with a largely forwardly-facing body second shoulder lying rearward of said frame second shoulder and in line with said frame second shoulder to engage said frame second shoulder when said body moves forward, whereby to prevent said terminus from falling out of the frame.