http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-108401215-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R1-44 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R2499-11 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R2400-11 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-025 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R1-023 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R1-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R1-44 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R1-42 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04R9-046 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H04R9-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H04R9-02 |
| filingDate | 2018-02-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-08-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-08-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-108401215-B |
| titleOfInvention | High-voltage waterproof micro loudspeaker with improved coil structure |
| abstract | According to the present disclosure, there is provided a high voltage waterproof micro speaker having an improved coil structure, including a frame, a yoke coupled to a bottom surface of the frame, an inner magnet attached to the yoke, a pair of outer magnets attached to the yoke and disposed at both sides of the inner magnet, an inner top plate attached to the inner magnet, a rectangular ring-shaped outer top plate attached to the pair of outer magnets, a voice coil having a lower end in an air gap between the inner magnet and the outer magnets, an FPCB attached to an outer surface of the frame, a portion of the FPCB extending to an inner side of the frame, and another portion of the FPCB extending to an outer side of the frame, a side diaphragm having a side surface attached to an inner surface of the frame and a vibration surface extending across the side surface, a center diaphragm attached to a center of the side diaphragm, and a grid attached to a top surface of the frame to cover the side surface of the side diaphragm, wherein upper end side portions of the voice coil and the center diaphragm are attached to positions and a lower end of the voice coil overlaps an inner side of the frame to support the side surface of the FPCB. |
| priorityDate | 2017-02-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 28.