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Safety doors such as are required in passenger vehicles and buildings, that require quick exits, and such like doors
Safety doors such as are required in passenger vehicles and buildings, that require quick exits, and such like doors
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机译：安全门，例如乘用车和建筑物中需要的，需要快速退出的门等
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400,324. Doors. BRABBINS, B., 42, Allen Road, Wolverhampton. May 25, 1932, No. 14779. [Class 20 (iii).] A rectangular door comprises two triangular panels B, C, pivotally mounted on the door frame A and interconnected, to move simultaneously in opposite directions, by links D, E, which are connected to the arms of a bell-crank lever F mounted on the door frame. In the form shown, the panel C is connected to the door frame by a pin-and-slot connection J, K, and the panel B is formed with a downwardly projecting extension which is pivoted at L below the door opening.
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