{
  "$type": "site.standard.document",
  "description": "A drive apparatus for a vibrating-type compressor, comprising a DC power source; an inverter including switching elements and adapted to convert direct current to alternating current through alternating switching of the switching elements; and an inverter control unit for controlling the…",
  "path": "/patents/1112038",
  "publishedAt": "2001-06-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J9/062",
    "SAWAFUJI ELECTRIC CO LTD [JP]"
  ],
  "textContent": "A drive apparatus for a vibrating-type compressor, comprising a DC power source; an inverter including switching elements and adapted to convert direct current to alternating current through alternating switching of the switching elements; and an inverter control unit for controlling the alternating current supplied from the inverter to the vibrating-type compressor, wherein the DC power supply comprises a first power supply including a DC/DC converter, a second power supply including an AC/DC converter, a diode OR circuit to which are connected the first and second power supplies; and a circuit which, upon detection of a voltage output from the second power supply, operates to stop the output of the first power supply via a DC/DC converter control unit for controlling the DC/DC converter.",
  "title": "Drive apparatus for vibrating-type compressor"
}