IP Library Granted Patent US 10,209,461
Granted Patent B2
US 10,209,461 · App. 15/847,875 · Granted Feb 19, 2019

Behind the wall optical connector with reduced components

Inventors: Jimmy Jun-Fu Chang (Worcester, MA); Kazuyoshi Takano (Southborough, MA)
Assignee: Senko Advanced Components
G02B6/3893G02B6/3821G02B6/3825G02B6/3869G02B6/3887G02B6/3898
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Quick Facts
Patent No.
US 10,209,461
App. No.
15/847,875
Granted
Feb 19, 2019
Kind
B2
Abstract

A behind-the-wall optical connector includes a ferrule having an annular collar projecting outwardly from a section of the ferrule and a plug frame receiving the ferrule in a central bore thereof, the plug frame including one or more resiliently-biased latches for gripping the ferrule annular collar to retain the ferrule within the plug frame. The optical connector may be fabricated inexpensively due to the low number of components. An optional boot may be provided. An insertion tool for assembling the optical connector is also described.

Claims (15)

1. A behind-the-wall optical connector comprising:

a ferrule having an annular collar projecting outwardly from a section of the ferrule;

a plug frame receiving the ferrule in a central bore thereof, the plug frame being configured to be inserted into a socket of an adapter and having opposite first and second sides configured to opposingly engage first and second walls of the adapter when the plug frame is inserted into the socket, the plug frame including a first resiliently-biased latch defining a portion of the first side and a second resiliently biased latch defining a portion of the second side, the first and second resiliently biased latches being configured for gripping the ferrule annular collar to retain the ferrule within the plug frame; wherein the first and second walls of the adapter are configured to respectively constrain the first and second resiliently biased latches from flexing outward and releasing the annular collar when the plug frame is inserted into the socket.

2. The behind-the-wall optical connector of claim 1 , wherein the plug frame further includes one or more internal stop projections cooperating with a leading edge of the ferrule annular collar to correctly position the ferrule within the plug frame.

3. The behind-the-wall optical connector of claim 1 , wherein the ferrule is an LC ferrule.

4. The behind-the-wall optical connector of claim 1 , further comprising a boot configured to attach to the plug frame.

5. The behind-the-wall optical connector of claim 4 , wherein the plug frame includes one or more apertures for receiving one or more projections on the boot to attach the boot to the plug frame.

6. An insertion tool in combination with the behind-the-wall optical connector of claim 1 , wherein the insertion tool comprises a handle and a C-shaped cross-sectional body portion for holding and positioning the ferrule in the plug frame.

7. An adapter-optical connector assembly comprising the optical connector of claim 1 inserted into an adapter.

8. A behind-the-wall optical connector comprising:

a ferrule having an annular collar projecting outwardly from a section of the ferrule;

a plug frame receiving the ferrule in a central bore thereof, the plug frame including one or more resiliently-biased latches for gripping the ferrule annular collar to retain the ferrule within the plug frame;

wherein the ferrule is an LC ferrule;

wherein the plug frame further includes one or more internal stop projections cooperating with a leading edge of the ferrule annular collar to correctly position the ferrule within the plug frame; and

wherein the one or more resiliently-biased latches are configured to engage a trailing edge of the ferrule annular collar such that the ferrule annular collar is captured between the one or more resiliently-biased latches and the one or more internal stop projections.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 19, 2017
From: CHANG, JIMMY JUN-FU; TAKANO, KAZUYOSHI
To: SENKO ADVANCED COMPONENTS, INC.
Reel/Frame 044442/0171 →
Continuity (2)
Provisional Application 62482790 · Apr 7, 2017
Related Publication 20180292616A1 · Oct 11, 2018
Cited By (1)
US 1,064,788