Plastic ferrule

Optical waveguides – With disengagable mechanical connector – Optical fiber/optical fiber cable termination structure

Reexamination Certificate

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Details

C385S060000, C385S066000

Reexamination Certificate

active

06877910

ABSTRACT:
A plastic ferrule including a centering section having a tubular body. The tubular body is provided with an outer-circumferential centering reference surface and a center axis of the centering reference surface. The centering section includes a resinous outer tube part having the outer-circumferential centering reference surface and provided, along the center axis, with a coated-fiber holding bore for securely accommodating a coated optical fiber and a fixing bore extending from the coated-fiber holding bore, the outer tube part forming a tubular wall with a generally uniform thickness as a whole. The centering section also includes an inner tube part fixed to the fixing bore of the outer tube part and provided along the center axis with an uncoated-fiber holding bore, communicating with the coated-fiber holding bore, for securely accommodating an uncoated optical fiber.

REFERENCES:
patent: 4695124 (1987-09-01), Himono et al.
patent: 4743084 (1988-05-01), Manning
patent: 4815809 (1989-03-01), Szostak
patent: 5295213 (1994-03-01), Ueda et al.
patent: 5778126 (1998-07-01), Saitoh
patent: 6447173 (2002-09-01), Takada et al.
patent: 6533469 (2003-03-01), Nakamura et al.
patent: 4-109204 (1992-04-01), None
patent: 2000-121872 (2000-04-01), None
patent: 2000-147320 (2000-05-01), None

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