| 摘要 |
A vehicular ladder rack comprising a stationary mounting frame including a pair of transverse frame members affixed to the roof of a vehicle, a positioning assembly including a pair of positioning members affixed to opposite end portions of an elongated longitudinal positioning element rotatable between a first and second position coupled to the pair of transverse frame member and a ladder support frame including a pair of ladder support members movable between a first and second position to support a ladder thereon operatively coupled between the pair of transverse frame member and the corresponding positioning member such that a ladder is supported over the roof of the vehicle for storage and transportation when the elongated longitudinal positioning element and ladder support frame are in the first position and the ladder support frame is moved from the first to second position when the elongated longitudinal positioning element is rotated from the first to second position to move the ladder support frame from first to second position adjacent the side of the vehicle to permit a ladder to be mounted thereon or removed therefrom.
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