{
  "$type": "site.standard.document",
  "description": "An air filter element is disclosed comprising:- a filter medium pack being formed from fluted filter media, the filter medium pack having an outer circumference defining a convex portion and a concave portion;- a first guiding rim mounted to a first end of the filter medium pack, the first guiding…",
  "path": "/patents/1411663",
  "publishedAt": "2023-06-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D46/0001",
    "DONALDSON CO INC [US]"
  ],
  "textContent": "An air filter element is disclosed comprising:- a filter medium pack being formed from fluted filter media, the filter medium pack having an outer circumference defining a convex portion and a concave portion;- a first guiding rim mounted to a first end of the filter medium pack, the first guiding rim defining a convex portion corresponding to the filter medium pack convex portion and defining a concave portion corresponding to the filter medium pack concave portion; and- a seal portion supported by the first guiding rim, the seal portion defining an outwardly directed radial sealing surface.",
  "title": "AIR FILTER ELEMENT"
}