{
  "$type": "site.standard.document",
  "description": "A two-wheel caster includes a rotation shaft component, an arm member provided with a hollow, an axle attached to the arm member, a left wheel and a right wheel attached to the axle. The arm member includes an axle supporting member which is stored in the hollow so as to be movable up and down, and…",
  "path": "/patents/1372406",
  "publishedAt": "2025-01-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60B33/045",
    "T&S CO., LTD."
  ],
  "textContent": "A two-wheel caster includes a rotation shaft component, an arm member provided with a hollow, an axle attached to the arm member, a left wheel and a right wheel attached to the axle. The arm member includes an axle supporting member which is stored in the hollow so as to be movable up and down, and which supports the axle, a compression coil spring which is stored in the hollow, and which pushes the axle supporting member, and a main rib surrounding the hollow. The axle supporting member includes an axle receiving portion which is formed in a tadpole-like shape, corresponds to a head of such a shape, and is provided with a shaft hole through which the axle is inserted, and a cantilever spring portion which corresponds to a tail of the tadpole-like shape, and which is continuous to the main rib.",
  "title": "TWO-WHEEL CASTER"
}