IP Library Granted Patent US 11,422,314
Granted Patent B2
US 11,422,314 · App. 17/028,083 · Granted Aug 23, 2022

Dustcap with built-in cleaner

Inventors: Cheryl Johnson Beranek (Minnetonka, MN); John P. Hill (Oak Grove, MN); William J. Cruzen (Monticello, MN); James John Henschel (Chula Vista, CA)
Assignee: Clearfield, Inc.
G02B6/3866G02B6/3849G02B6/3882
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Quick Facts
Patent No.
US 11,422,314
App. No.
17/028,083
Granted
Aug 23, 2022
Kind
B2
Abstract

A dustcap comprises a body having a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion. The end portion includes a receptacle. The dustcap has a built-in cleaner disposed within the receptacle. The dustcap further comprises a removable cover configured to couple to the end portion of the dustcap. In another embodiment, the end portion includes a flat surface, the cleaner is disposed on the flat surface of the end portion, and the cover is configured to receive the end portion of the dustcap. In another embodiment, the cover has a receptacle and the cleaner is disposed within the receptacle, whereas the body comprises an end portion configured to receive at least a portion of the cover with the built-in cleaner. Embodiments encompass cleaner assemblies and adapter dustcaps having built-in cleaners.

Claims (23)

1. A dustcap comprising:

a body comprising a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion, the end portion having a tapered portion extending towards the cylindrical portion and a diameter of a cylindrical part of the end portion larger than a second diameter of the cylindrical portion, wherein the end portion includes a receptacle;

a cleaner disposed within the receptacle; and

a cover configured to couple to the end portion of the body.

2. The dustcap of claim 1 , wherein the cover is removable from the end portion of the body.

3. The dustcap of claim 1 , wherein the cover comprises a plurality of tabs configured to snap on the end portion of the body.

4. The dustcap of claim 1 , wherein the body further comprises a divider between the cylindrical portion and the end portion of the body.

5. The dustcap of claim 1 , wherein the cover is a sealing film.

6. A dustcap comprising:

a cover having a receptacle;

a cleaner disposed within the receptacle; and

a body comprising a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion, the end portion having a tapered portion extending towards the cylindrical portion and a diameter of a cylindrical part of the end portion larger than a second diameter of the cylindrical portion, wherein the end portion is configured to receive at least a portion of the cover.

7. The dustcap of claim 6 , wherein the cover is removable from the end portion of the body.

8. The dustcap of claim 6 , wherein the cover comprises a plurality of tabs configured to snap into the end portion of the body.

9. The dustcap of claim 6 , wherein the body further comprises a divider between the cylindrical portion and the end portion of the body.

10. The dustcap of claim 6 , wherein the body is configured as an integral piece.

11. A dustcap comprising:

a body comprising a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion, the end portion having a tapered portion extending towards the cylindrical portion and a diameter of a cylindrical part of the end portion that is larger than another diameter of the cylindrical portion, wherein the end portion includes a flat surface;

a cleaner disposed on the flat surface of the end portion; and

a cover configured to receive the end portion of the body.

12. The dustcap of claim 11 , wherein the cover is removable from the end portion of the body.

13. The dustcap of claim 11 , wherein the cover comprises a plurality of tabs configured to snap on the end portion of the body.

14. The dustcap of claim 11 , wherein the body is provided as a single integral piece.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 15, 2020
From: BERANEK, CHERYL JOHNSON; HILL, JOHN P.; CRUZEN, WILLIAM J.; HENSCHEL, JAMES JOHN
To: CLEARFIELD, INC.
Reel/Frame 054064/0173 →
Continuity (1)
Related Publication 20220091347A1 · Mar 24, 2022
Cited By (2)
US 12,287,516 US 12,578,537