{
  "$type": "site.standard.document",
  "description": "The invention concerns an inner tube that can be quickly installed, which comprises a long strip-like hollow cylindrical body (1) with a valve (2) fixed on it, a convex type end cap fixed to one end of the hollow cylindrical body and a concave type end cap fixed to its other end; the main body of…",
  "path": "/patents/955008",
  "publishedAt": "2015-12-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B23P6/00",
    "SHANGHAI TIANMA VANCOM RUBBER PRODUCTS CO LTD [CN]"
  ],
  "textContent": "The invention concerns an inner tube that can be quickly installed, which comprises a long strip-like hollow cylindrical body (1) with a valve (2) fixed on it, a convex type end cap fixed to one end of the hollow cylindrical body and a concave type end cap fixed to its other end; the main body of both the convex type end cap and of the concave type end cap comprises an annular cup body and a closed cup bottom; an inner recessed central sinkhole (51) is arranged on an end face of the closed cup bottom of the concave type end cap; a positioning plug (41) is arranged on an end face of the closed cup bottom of the convex type end cap; in use, the positioning plug (41) is tightly inserted in the centrally arranged sinkhole (51) that is recessed towards the inside.",
  "title": "Quick assembly bicycle inner tube"
}