Wireless remote boring apparatus guidance system
US5469155A · kind A · utility
164Cited by
12References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1994 |
| Grant date | Nov 21, 1995 |
| Priority date | — |
| Expiry date | Jul 11, 2014 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B7/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Guidance system for an underground boring device that includes a receiver for signals from a signal generator associated with an underground boring head. A wireless transmitter is provided for transmitting the information about the boring head from a boring head location to an initial location where the boring device is controlled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.