http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-108708399-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_318a12c86107f34a65be3323497c74bc |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E02D29-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E02D29-1427 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E02D29-14 |
| filingDate | 2018-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b857a5273c63cd0f03fd5863451de078 |
| publicationDate | 2018-10-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-108708399-A |
| titleOfInvention | A kind of well lid |
| abstract | The present invention relates to the technical fields of road equipment, specifically disclose a kind of well lid, including manhole cover body, and manhole cover body is fixedly connected with the first lock piece, and the first lock piece includes recessed portion；Groove and cylinder body are equipped with by manhole cover body, it is covered with cover board above groove, the first slide plate and the second slide plate are slidably connected in groove, it is connected with connecting rod between first slide plate and the second slide plate, groove separation is independent upper chamber and lower chambers by the second slide plate, and the first spring is connected between the second slide plate and lower chambers bottom wall；Piston is slidably connected in cylinder body, cylinder body is divided into left chamber and right chamber by piston, snorkel is communicated between left chamber and lower chambers, it is connected with second spring between piston and left chamber's side wall, piston is connected with the second lock piece, second lock piece offer for the first lock piece by straight slot, the straight slot of the second lock piece is caught in the recessed portion of the first lock piece.The present invention can prevent well lid stolen, and then avoid the security risk caused by well lid is stolen to pedestrian and vehicle. |
| priorityDate | 2018-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 16.