http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-209398574-U
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0c89117ed1606e06eacf365ec6a9e45d |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F04C23-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F04C18-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F04C29-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F04C29-04 |
| filingDate | 2018-12-29^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2019-09-17^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_78f6b66ca91415ea8ed0cd8776c75321 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_baf2f0d405b44b37edbe07031f6bbf36 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c0bbfa0149c4e2805903b2e2672bbc4d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_47838d2925608886cad3cc4dcd218069 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_6c0c8c6fe71ee035fa45b0d9e1f2e670 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a1fa76968479dee83b7f1266a88cd359 |
| publicationDate | 2019-09-17^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-209398574-U |
| titleOfInvention | A kind of improved screw air compressor |
| abstract | The utility model discloses a kind of improved screw air compressors, including driving motor and main case, it is emptied in main case and is formed with cylinder, air inlet is provided at the top of main case, the bottom of main case is provided with gas outlet, female screw and positive screw rod are installed in parallel in cylinder, it is intermeshed between female screw and positive screw rod, driving motor has a drive shaft, the positive screw rod of drive shaft transmission connection, the concave tooth of the female screw is at least provided with wearing layer, the double wedge of positive screw rod carries out supporting cooperation by the concave tooth of wearing layer and female screw, the thickness of wearing layer is set as 0.02~0.08mm, screw-rod structure provided by the utility model is compared with prior art, preparation cost is low, the wear resistence of screw rod is higher, the service life is longer, to reduce the production cost of enterprise. |
| priorityDate | 2018-12-29^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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