FR2676814B1 - Systeme de surveillance et de controle des cables par fibre optique. - Google Patents
Systeme de surveillance et de controle des cables par fibre optique.Info
- Publication number
- FR2676814B1 FR2676814B1 FR9106299A FR9106299A FR2676814B1 FR 2676814 B1 FR2676814 B1 FR 2676814B1 FR 9106299 A FR9106299 A FR 9106299A FR 9106299 A FR9106299 A FR 9106299A FR 2676814 B1 FR2676814 B1 FR 2676814B1
- Authority
- FR
- France
- Prior art keywords
- fiber optical
- checking system
- optical monitoring
- monitoring
- checking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
- D07B1/145—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising elements for indicating or detecting the rope or cable status
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2095—Auxiliary components, e.g. electric conductors or light guides
- D07B2201/2096—Light guides
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2301/00—Controls
- D07B2301/25—System input signals, e.g. set points
- D07B2301/259—Strain or elongation
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2301/00—Controls
- D07B2301/55—Sensors
- D07B2301/5531—Sensors using electric means or elements
- D07B2301/5577—Sensors using electric means or elements using light guides
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9106299A FR2676814B1 (fr) | 1991-05-24 | 1991-05-24 | Systeme de surveillance et de controle des cables par fibre optique. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9106299A FR2676814B1 (fr) | 1991-05-24 | 1991-05-24 | Systeme de surveillance et de controle des cables par fibre optique. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2676814A1 FR2676814A1 (fr) | 1992-11-27 |
FR2676814B1 true FR2676814B1 (fr) | 1993-08-06 |
Family
ID=9413113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9106299A Expired - Fee Related FR2676814B1 (fr) | 1991-05-24 | 1991-05-24 | Systeme de surveillance et de controle des cables par fibre optique. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2676814B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030062226A1 (en) | 2001-10-03 | 2003-04-03 | Stucky Paul A. | Elevator load bearing assembly having a ferromagnetic element that provides an indication of local strain |
US20030062225A1 (en) | 2001-10-03 | 2003-04-03 | Stucky Paul A. | Elevator load bearing assembly having a detectable element that is indicative of local strain |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2130611A (en) * | 1982-11-22 | 1984-06-06 | Dr A T Ratcliffe | Synthetic fibre rope: monitoring strain using optical fires |
GB2152088B (en) * | 1983-12-20 | 1986-11-12 | Bridon Plc | Detection of deterioration in rope |
DE3616465C1 (de) * | 1986-05-15 | 1987-05-14 | Heinz Franke | Rundschlinge zum Heben von Lasten |
-
1991
- 1991-05-24 FR FR9106299A patent/FR2676814B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2676814A1 (fr) | 1992-11-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |