Reversible plate positioning device for stationary radiation imaging trailer system
US7367764B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 9, 2006 |
| Grant date | May 6, 2008 |
| Priority date | — |
| Expiry date | Nov 9, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61J3/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention discloses a reversible plate positioning device for a stationary radiation imaging trailer system, comprising a left platform (7-1) and a right platform (7-2) that can be connected with a trailing part (4) of a trailer frame and ground locking part (12), the left platform (7-1) and right platform (7-2) provided with slopes (1) for the uploading of a vehicle to be detected respectively at the front ends and with positioning recesses (9) at the middle of an upper surface, each positioning recess (9) being provided with a wheel-locking device (2), wherein, each wheel-locking device (2) comprises of a pivotable crank plate (10) that is hinged to the positioning recess (9) and can rotates about the pivot axis thereof, a chain (15) connected with the crank plate (10), a pull-rod (14) connected with the chain (15), and a fixing sleeve (6) corresponding to the pull-rod (14), in which a spring (13) is provided in the fixing sleeve (6), and when the vehicle to be detected is located in the positioning recesses (9), each crank plate (10) rotates around the pivot axis thereof under the elastic force of the spring (13) so that the crank plate (10) is tilted at the front of…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.