http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-103776572-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01L5-00 |
| filingDate | 2014-01-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2016-08-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2016-08-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-103776572-B |
| titleOfInvention | Detecting earth stress device |
| abstract | A kind of detecting earth stress device, including polyurethane rod, connecting shaft, left end cap, right end cap, high-voltage tube, liquid pressing device, described connecting shaft is positioned at described polyurethane rod center and connecting shaft two ends and stretches out outside polyurethane rod, described left end cap is fixed on described polyurethane rod left end, described right end cap is fixed on described polyurethane rod right-hand member, liquid injection hole is had in described connecting shaft, described liquid pressing device connects one end of described liquid injection hole by described high-voltage tube, the other end of described liquid injection hole is connected in described polyurethane rod, described liquid pressing device is provided with Pressure gauge.Detecting earth stress device of the present invention, its simple in construction, easy to use, and can accurately record the crustal stress in coal body, rock mass without power supply. |
| priorityDate | 2014-01-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 16.