Method and apparatus for producing optical fiber coupler
US5205851A · kind A · utility
8Cited by
10References
18Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Sep 27, 1991 |
| Grant date | Apr 27, 1993 |
| Priority date | — |
| Expiry date | Sep 27, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/2835
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In a method of producing an optical fiber coupler, in which glass portions of a plurality of optical fibers are heated so as to be fusion bonded to each other and then, are heated so as to be stretched, the improvement comprising: a gas burner which acts as a heat source and has a plurality of gas nozzles arranged in an axial direction of the optical fibers so as to be fixed in position during heating of the glass portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.