EP0228063B1
Expired / Lapsed
EP
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Optical connector
Assignee: Toshiba Corp
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Filing: 1986-12-22
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Granted: 1993-09-29
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Expires: 2006-12-22
Abstract
No abstract record available.
Inventors
- 👤 Yasuhiro Pat. Div. K.K. Toshiba Yamaguchi
- 👤 Kenichi Pat. Div. K.K. Toshiba Donuma
- 👤 Yasuhiro Ando
- 👤 Shuichiro Inagaki
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-03 23:40
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/36; G02B6/38; G02B6/3807; G02B6/381; G02B6/3825; G02B6/3873; G02B6/3874; G02B6/3878; G02B6/389; G02B6/3818; G02B6/3821; G02B6/3833; G02B6/3834; G02B6/3835; G02B6/3869
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
274 words
An optical connector for connecting optical fibers to optical elements, comprising: an adaptor (14) for receiving optical elements, including a plug connecting section (63); a connector plug (12) to be connected to the plug connecting section (63) of the adaptor (14); a lock mechanism (50) for locking the plug (12) to the adaptor (14) when the plug (12) is connected to the adaptor (14); said plug (12) including a plug body (16) to be fitted to the plug connecting section (63) of the adaptor, said plug body (16) being locked to the plug connecting section (63) by said lock mechanism (50) when the plug body (16) is fitted to the plug connecting section (63); and a ferrule (32) attached to an end of an optical fiber (24) and supported by the plug (12); characterized in that said adaptor (14) has engagement means (80); said plug connecting section (63) includes a plug body fitting portion (70) and a holder fitting portion (68); said plug body (16) is to be fitted and adapted to be locked to said plug body fitting portion (70); said plug (12) includes a floating holder (18) to be fitted to said holder fitting portion (68), the floating holder (18) being arranged in the plug body (16) to be movable in any direction in relation to the plug body (16) and also having engaging means (37) for engaging with said engagement means (80) of said adaptor to lock the floating holder (18) to said holder fitting portion (68) when said floating holder (18) is fitted to said holder fitting portion (68); and said ferrule (32) is supported by said floating holder (18).
Claim 2
Dependent Claim
65 words
An optical connector according to claim 1, characterized in that said plug body (16) has a holder receiving space (20) which is open to the outer surface of the plug body, the floating holder (18) is arranged in the holder receiving space with a certain gap, and the plug (12) includes regulating means for preventing the holder from slipping out of the holder receiving space.
Claim 3
Dependent Claim
69 words
An optical connector according to claim 2, characterized in that said adaptor (14) includes a body (62) and a fitting element (64) projecting from the body, the fitting element having an outer surface defining the plug body fitting portion (70) and an inner surface defining the holder fitting portion (68), and said fitting element being formed in a shape which can be inserted into the holder receiving space (20).
Claim 4
Dependent Claim
66 words
An optical connector according to claim 3, characterized in that said fitting element (64) is formed in a tubular shape, the outer surface of the fitting element having a profile similar to that of a cross section of the holder receiving space (20), and the inner surface of the fitting element having a profile similar to that of a cross section of the floating holder (18).
Claim 5
Dependent Claim
40 words
An optical connector according to claim 3, characterized in that said engagement holes (80) is formed on the inner surface on the fitting element, and the engaging section (37) is formed on the outer surface of the floating holder (18).
Claim 6
Dependent Claim
52 words
An optical connector according to claim 2, characterized in that said regulating means includes a regulating recess (21) formed in the plug body (16) to open to the holder receiving space (20), and a regulating portion (36) projecting from the floating holder (18) and located in the regulating recess with a gap.
Claim 7
Dependent Claim
67 words
An optical connector according to claim 6, characterized in that said ferrule (32) has an axis and a distal end portion projecting from the floating holder (18), and the floating holder and regulating portion (36) are arranged in the holder receiving space (20) and regulating recess (21), respectively, to be movable in a direction perpendicular to the ferrule axis and in the axial direction of the ferrule.
Claim 8
Dependent Claim
68 words
An optical connector according to claim 7, characterized in that said ferrule (32) is arranged in the floating holder (18) to be movable along the axis of the ferrule and having a stopper (34) for preventing the ferrule from slipping out of the holder, and the floating holder includes an urging element (48) for urging the ferrule in the direction in which the ferrule projects from the holder.
Claim 9
Dependent Claim
41 words
An optical connector according to claim 7, characterized in that said adaptor (14) is provided with an insertion hole (74) to which the distal end portion of the ferrule (32) is inserted when the plug (12) is connected to the adaptor.
Claim 10
Dependent Claim
53 words
An optical connector according to claim 1, characterized in that said lock mechanism (50) includes a projection (78) formed on the adaptor (14), and a lock lever (52) mounted on the plug body (16) and having a hole (58) which engages with the projection when the plug (12) is connected to the adaptor.
Claim 11
Dependent Claim
37 words
An optical connector according to claim 1, characterized in that said adaptor includes a second connecting section to which another optical connector plug is to be connected, the second connecting section opposing to the first connecting section.
Claim 12
Dependent Claim
113 words
An optical connector according to claim 1, characterized in that an optical fiber cable (10) is provided having said optical fiber (24) and a coating (26) covering it, the coating having a distal end and the optical fiber (24) having an extended portion extending from the distal end of the coating; said ferrule (32) is attached to said extended portion of said optical fiber (24); said optical fiber cable (10) has a tension wire (23) embedded in the coating (26) and having an extended portion extending from the distal end of said coating (26);and said coating (26) and said extended portion of said tension wire (23) are fixed to said plug body (16).
Claim 13
Dependent Claim
37 words
An optical connector according to claim 12, characterized in that said extended portion of the optical fiber (24) is loose between an end of the coating (26) of the optical fiber cable (10) and the ferrule (32).
References Cited (Backward Citations)
No citation records indexed.
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