| 摘要 |
The invention relates to a turnstile suitable for the controlled admittance of persons to a building or to an otherwise enclosed or guarded area, comprising a body mounted on a rotatable and blockable axis, which body is provided with at least three arms extending from the body, the arms being oriented such that when rotation of the body is blocked, at least one of the arms is positioned to prevent passage, while the arms extend substantially horizontally or at an angle upwards from the body.
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