ATE104719T1 - Anzeiger. - Google Patents
Anzeiger.Info
- Publication number
- ATE104719T1 ATE104719T1 AT9191850310T AT91850310T ATE104719T1 AT E104719 T1 ATE104719 T1 AT E104719T1 AT 9191850310 T AT9191850310 T AT 9191850310T AT 91850310 T AT91850310 T AT 91850310T AT E104719 T1 ATE104719 T1 AT E104719T1
- Authority
- AT
- Austria
- Prior art keywords
- pct
- digging arm
- sec
- conduit
- pointer
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
- G01V3/06—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current using ac
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S37/00—Excavating
- Y10S37/906—Visual aids and indicators for excavating tool
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Mining & Mineral Resources (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9004002A SE467978B (sv) | 1990-12-14 | 1990-12-14 | Pekare |
EP19910850310 EP0490855B1 (de) | 1990-12-14 | 1991-12-11 | Anzeiger |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE104719T1 true ATE104719T1 (de) | 1994-05-15 |
Family
ID=26130347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT9191850310T ATE104719T1 (de) | 1990-12-14 | 1991-12-11 | Anzeiger. |
Country Status (2)
Country | Link |
---|---|
US (1) | US5371959A (de) |
AT (1) | ATE104719T1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5479729A (en) * | 1994-04-04 | 1996-01-02 | At&T Corp. | Method and apparatus for controlling excavation eqiupment |
GB9409003D0 (en) * | 1994-05-06 | 1994-06-22 | Radiodetection Ltd | Locator |
US5684466A (en) * | 1995-09-12 | 1997-11-04 | The Charles Machine Work, Inc. | Electrical strike system control for subsurface boring equipment |
US5815959A (en) * | 1997-04-28 | 1998-10-06 | Caterpillar Inc. | Bucket shaped for reduced heel wear |
US6091337A (en) * | 1999-03-15 | 2000-07-18 | Case Corporation | High voltage contact monitor with built-in self tester |
US6336077B1 (en) * | 1999-06-07 | 2002-01-01 | BOUCHER GAéTAN | Automatic monitoring and display system for use with a diggins machine |
US20030184300A1 (en) * | 2002-04-02 | 2003-10-02 | Bigelow Russell N. | underground locator with a laser marking device. |
EP2095156B1 (de) * | 2006-12-01 | 2016-04-20 | Leica Geosystems AG | Lokalisierungssystem für eine geländebearbeitungsmaschine |
DE102009043972A1 (de) * | 2009-09-10 | 2011-03-17 | Bucyrus Europe Gmbh | Sensoreinrichtung und Verfahren zur geoelektrischen Erkundung von mineralischen Rohstofflagerstätten |
US11672192B2 (en) * | 2017-11-06 | 2023-06-13 | Brp Group Pty Ltd | Electromagnetic frequency (EMF) detecting safety shovel for detecting the presence of subsurface power cables during excavation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3418572A (en) * | 1966-02-11 | 1968-12-24 | Thomas G. Humphreys Jr. | Apparatus including variable frequency indicating means for locating and tracing conductive structures |
JPS499388B1 (de) * | 1968-05-25 | 1974-03-04 | ||
JPS5148805Y2 (de) * | 1971-12-02 | 1976-11-25 | ||
US3916298A (en) * | 1973-07-11 | 1975-10-28 | Scott Allison E | System utilizing galvanic potentials for detecting buried conductive structures |
DE3032821A1 (de) * | 1980-08-30 | 1982-04-15 | Friedrich Wilh. Schwing Gmbh, 4690 Herne | Loeffelbagger, insbesondere mit einer parallelfuehrung des auf einen vorgegebenen schnittwinkel eingestellten loeffels sowie einer anordnung zur kontrolle der stellung der schuerfeinrichtung des baggers zur schuerfsohle |
US4600356A (en) * | 1984-01-27 | 1986-07-15 | Gas Research Institute | Underground pipeline and cable detector and process |
US4652861A (en) * | 1985-06-04 | 1987-03-24 | Gte Sprint Communications Corporation | Method and apparatus for protecting buried optical fiber cable |
FR2641380B1 (fr) * | 1988-12-30 | 1991-04-26 | Mokta Cie Fse | Dispositif de mesure de la radioactivite d'une charge de minerai sur un engin d'extraction tel qu'une pelle a godet |
US5027108A (en) * | 1990-03-05 | 1991-06-25 | Gray Alden J | Buried power line contact alert |
-
1991
- 1991-12-11 AT AT9191850310T patent/ATE104719T1/de not_active IP Right Cessation
- 1991-12-11 US US07/916,110 patent/US5371959A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5371959A (en) | 1994-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |