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Class Information
Number: 414/577
Name: Material or article handling > Load-transporting type vehicle to be loaded or unloaded, or external means for the loading or unloading, or for cooperating therewith, of such a vehicle > Means comprises device for changing the attitude of a vehicle, or its load body, relative to the horizontal for unloading by gravity > Pivotably movable structure for supporting a vehicle in toto, positioned, at least initially, in underlying relation thereto
Description: Apparatus wherein the device comprises a member (e.g., platform) for supporting a vehicle, which member is mounted for movement about an axis, and wherein the member, at least at the time when the vehicle moves thereonto, occupies a position whereby it is supporting the vehicle from beneath.

Sub-classes under this class:

Class Number Class Name Patents
414/581 Having axis of pivot parallel to longitudinal axis of vehicle 5
414/579 With fluid or mechanical friction brake to regulate movement of structure 2
414/578 With means for adapting structure to accomodate more than one length of vehicle 1
414/580 With means for limiting longitudinal movement of vehicle on structure 0

Patents under this class:

Patent Number Title Of Patent Date Issued
5678974 System for storing a carrying truck Oct. 21, 1997
5458451 Trailer dumper Oct. 17, 1995
5344271 Trailer dumper Sep. 6, 1994
5080548 Trailer dumper Jan. 14, 1992

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