{
  "$type": "site.standard.document",
  "description": "An illustrative example embodiment of an elevator propulsion device includes at least one drive member configured to engage and climb along a vertical structure, a motor module including at least one motor configured to cause movement of the drive member and corresponding movement of an elevator…",
  "path": "/patents/1412538",
  "publishedAt": "2024-02-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B66B1/30",
    "OTIS ELEVATOR CO [US]"
  ],
  "textContent": "An illustrative example embodiment of an elevator propulsion device includes at least one drive member configured to engage and climb along a vertical structure, a motor module including at least one motor configured to cause movement of the drive member and corresponding movement of an elevator cab, and a power supply including at least one energy source that is configured to provide power to the motor. The power supply is situated adjacent the motor module such that a mass of the at least one energy source provides a noise barrier to reduce transmission of noise from the motor into the elevator cab.",
  "title": "ELEVATOR PROPULSION DEVICE INCLUDING A POWER SUPPLY ARRANGED TO REDUCE NOISE IN THE CAB"
}