DD300464A5 - Verfahren und vorrichtung, die dauermagneten zur markierung, lokalisierung, suche und identifizierung versteckter objekte verwenden, wie z. b. eingelassene faseroptische kabel - Google Patents
Verfahren und vorrichtung, die dauermagneten zur markierung, lokalisierung, suche und identifizierung versteckter objekte verwenden, wie z. b. eingelassene faseroptische kabel Download PDFInfo
- Publication number
- DD300464A5 DD300464A5 DD338657A DD33865790A DD300464A5 DD 300464 A5 DD300464 A5 DD 300464A5 DD 338657 A DD338657 A DD 338657A DD 33865790 A DD33865790 A DD 33865790A DD 300464 A5 DD300464 A5 DD 300464A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- length
- magnetic field
- magnetic
- along
- helix
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/56—Processes for repairing optical cables
- G02B6/562—Processes for repairing optical cables locatable, e.g. using magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Optics & Photonics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32386089A | 1989-03-15 | 1989-03-15 | |
US07/428,757 US5006806A (en) | 1989-03-15 | 1989-10-30 | Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as burried fiber optic cables |
Publications (1)
Publication Number | Publication Date |
---|---|
DD300464A5 true DD300464A5 (de) | 1992-06-11 |
Family
ID=26984176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD338657A DD300464A5 (de) | 1989-03-15 | 1990-03-13 | Verfahren und vorrichtung, die dauermagneten zur markierung, lokalisierung, suche und identifizierung versteckter objekte verwenden, wie z. b. eingelassene faseroptische kabel |
Country Status (16)
Country | Link |
---|---|
US (1) | US5006806A (fr) |
EP (1) | EP0419637B1 (fr) |
JP (1) | JP2690192B2 (fr) |
KR (1) | KR930007321B1 (fr) |
AT (1) | ATE114825T1 (fr) |
AU (1) | AU624238B2 (fr) |
BR (1) | BR9005773A (fr) |
CA (1) | CA2028152C (fr) |
DD (1) | DD300464A5 (fr) |
DE (1) | DE69014521T2 (fr) |
ES (1) | ES2024748A6 (fr) |
HU (1) | HU210084B (fr) |
MX (1) | MX172046B (fr) |
NZ (1) | NZ232486A (fr) |
RU (1) | RU2073889C1 (fr) |
WO (1) | WO1990010879A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002095333A1 (fr) * | 2001-05-21 | 2002-11-28 | Siemens Aktiengesellschaft | Procédé pour la mesure de position linéaire sans contact |
Families Citing this family (103)
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SE500440C2 (sv) * | 1985-12-03 | 1994-06-27 | Reef Ind Inc | Kantförslutet märkband innehållande ett metallfolieskikt |
US4699838A (en) * | 1985-12-03 | 1987-10-13 | Reef Industries, Inc. | Reinforced metallic and polymer tape |
US4767237A (en) * | 1986-08-26 | 1988-08-30 | Minnesota Mining And Manufacturing Company | Marking tape with wire conductors and methods for use |
WO1988004436A1 (fr) * | 1986-12-10 | 1988-06-16 | Lehmer Douglas P | Dispositif et procede de localisation d'objets recouverts |
FR2609556A1 (fr) * | 1987-01-13 | 1988-07-15 | Mehier Henri | Materiau permettant d'assurer la detection de personnes ou objets ensevelis au moyen d'un spectrometre a resonance magnetique nucleaire en champ faible |
JPS6454279A (en) * | 1987-08-25 | 1989-03-01 | Kajima Corp | Detection of pipe body or the like |
JPS6454280A (en) * | 1987-08-25 | 1989-03-01 | Kajima Corp | Exploration of pc steel material |
JPH109977A (ja) * | 1996-06-27 | 1998-01-16 | U Mold:Kk | 油圧シリンダの増圧差圧検出方法および装置 |
-
1989
- 1989-10-30 US US07/428,757 patent/US5006806A/en not_active Expired - Fee Related
-
1990
- 1990-02-07 EP EP90906529A patent/EP0419637B1/fr not_active Expired - Lifetime
- 1990-02-07 CA CA002028152A patent/CA2028152C/fr not_active Expired - Fee Related
- 1990-02-07 DE DE69014521T patent/DE69014521T2/de not_active Expired - Fee Related
- 1990-02-07 AU AU54344/90A patent/AU624238B2/en not_active Ceased
- 1990-02-07 AT AT90906529T patent/ATE114825T1/de not_active IP Right Cessation
- 1990-02-07 JP JP2506083A patent/JP2690192B2/ja not_active Expired - Lifetime
- 1990-02-07 KR KR1019900702444A patent/KR930007321B1/ko not_active IP Right Cessation
- 1990-02-07 HU HU903558A patent/HU210084B/hu not_active IP Right Cessation
- 1990-02-07 RU SU904831963A patent/RU2073889C1/ru active
- 1990-02-07 WO PCT/US1990/000748 patent/WO1990010879A1/fr active IP Right Grant
- 1990-02-07 BR BR909005773A patent/BR9005773A/pt not_active IP Right Cessation
- 1990-02-12 NZ NZ232486A patent/NZ232486A/xx unknown
- 1990-03-06 ES ES9000658A patent/ES2024748A6/es not_active Expired - Lifetime
- 1990-03-13 DD DD338657A patent/DD300464A5/de unknown
- 1990-03-14 MX MX019893A patent/MX172046B/es unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002095333A1 (fr) * | 2001-05-21 | 2002-11-28 | Siemens Aktiengesellschaft | Procédé pour la mesure de position linéaire sans contact |
Also Published As
Publication number | Publication date |
---|---|
NZ232486A (en) | 1993-04-28 |
AU5434490A (en) | 1990-10-09 |
CA2028152C (fr) | 1996-01-30 |
DE69014521D1 (de) | 1995-01-12 |
HU210084B (en) | 1995-02-28 |
RU2073889C1 (ru) | 1997-02-20 |
HU903558D0 (en) | 1991-11-28 |
EP0419637A1 (fr) | 1991-04-03 |
US5006806A (en) | 1991-04-09 |
ATE114825T1 (de) | 1994-12-15 |
MX172046B (es) | 1993-11-30 |
EP0419637A4 (en) | 1992-12-02 |
WO1990010879A1 (fr) | 1990-09-20 |
KR930007321B1 (ko) | 1993-08-05 |
AU624238B2 (en) | 1992-06-04 |
HUT57911A (en) | 1991-12-30 |
DE69014521T2 (de) | 1995-06-22 |
JPH03504646A (ja) | 1991-10-09 |
BR9005773A (pt) | 1991-08-06 |
ES2024748A6 (es) | 1992-03-01 |
JP2690192B2 (ja) | 1997-12-10 |
CA2028152A1 (fr) | 1990-09-16 |
EP0419637B1 (fr) | 1994-11-30 |
KR920700407A (ko) | 1992-02-19 |
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