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Method and device for monitoring that a vehicle in standby mode is correctly immobilized for transport, and vehicle equipped with such a device

A backup mode and fixing device technology, applied in the direction of transportation and packaging, vehicle parts, brakes, etc., can solve the problems of no movement, increased fastening force of the fixing device, displacement of the vehicle, etc.

Inactive Publication Date: 2012-07-04
RENAULT SA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This essential surveillance reaches its limits during transport, where a vehicle may appear to be displaced relative to the transport carrier, but not actually move at all
This is because during transport, spurious activities of the wheel speed sensors may be erroneously generated and, therefore, may require the fastening device to increase its fastening force, thus possibly leading to failures requiring technical intervention based on diagnostics

Method used

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  • Method and device for monitoring that a vehicle in standby mode is correctly immobilized for transport, and vehicle equipped with such a device
  • Method and device for monitoring that a vehicle in standby mode is correctly immobilized for transport, and vehicle equipped with such a device
  • Method and device for monitoring that a vehicle in standby mode is correctly immobilized for transport, and vehicle equipped with such a device

Examples

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Embodiment Construction

[0027] With reference to the accompanying drawings, especially the figure 2 , which shows a motor vehicle 1 according to the invention in a transport state. The motor vehicle 1 is mounted on a platform 3 of a transport vehicle 5 , a truck, secured thereto by means of front and rear bolsters 7 arranged to press its wheels 9 against the platform 3 .

[0028] In addition to the fixed matting of the vehicle, the motor vehicle is brought into the parking brake state by the vehicle fixing device 22 . It may be the case that the motor vehicle 1 is badly cushioned on its transport carrier and moves slightly on it, for example from 0.5 to a few centimeters at the moment of the most bumpy transport, especially if the parking brake is badly With the ground fastened.

[0029] In addition, during transport, especially during cornering, the motor vehicle 1 is subject to yaw movements, which are detected by the vehicle's yaw speed sensor 13 (attached figure 1 ) detection.

[0030] This ...

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Abstract

The method for monitoring that a vehicle (1) on standby has been correctly immobilized for transport, the vehicle (1) comprising a course control device (15), wheel speed sensors (17) and a yaw speed sensor (13) which are connected to said course control device (15) of the vehicle, a processing unit (21) for processing the information notably managing the modes of operation of the vehicle, such as vehicle switched off, on standby, ready to start, starting, started and a device for immobilizing the vehicle (22), involves detecting that the vehicle (1) is in a standby mode of operation at a standstill following the installing of the vehicle on a transport support, detecting a non-zero vehicle speed through the speed sensors (17) of at least two wheels (9) of the vehicle over a defined period, detecting a non-zero yaw speed of the vehicle through the yaw speed sensor (13) of the vehicle, over a predefined period, and under these conditions determining a mode whereby the immobilization of the vehicle (1) for transport is being monitored, in which mode the information from at least the wheel speed sensors (17) is filtered after a determined number of attempts at immobilizing the vehicle (1) and allowing the vehicle to be fired up.

Description

technical field [0001] The present invention relates to a method and a device for monitoring that a vehicle in standby mode is properly secured for transport, and to a vehicle equipped with such a device. Background technique [0002] When the vehicle is secured in standby mode, the system monitors the activity of the wheel speed sensors in order to check that the vehicle is properly secured before being switched off. When the vehicle is equipped with a heading control system, for example of the E.S.C (Vehicle Stability Control) type, and when movements are detected via wheel speed sensors, said heading control system will thus inform the immobilization means: device) to secure the vehicle or cause dedicated alarms and defects. This essential surveillance reaches its limits during transport, where a vehicle may appear to be displaced relative to the transport carrier, but not actually move at all. This is because, during transport, spurious activities of the wheel speed se...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60T8/1755B60T8/88
CPCB60T8/885B60T2270/406B60T8/1755B60T2270/413Y10T70/5726Y10T70/5735
Inventor A·布鲁诺S·尼克勒
Owner RENAULT SA
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