JPH01179292U - - Google Patents

Description

[Brief explanation of the drawing]

Figure 1 is a configuration diagram of the inter-vehicle distance detection device of the present invention.
Figure 2 is an explanatory diagram of the procedure for calculating the standard inter-vehicle distance;
The figure is a characteristic diagram of the volume of the warning sound emitted by the inter-vehicle distance detection device shown in Fig. 1, Fig. 4 is a configuration diagram of the vehicle brake detection device, and Fig. 5 is the inside of the microcomputer of the inter-vehicle distance detection device shown in Fig. 1. FIG. 6 is a flowchart of the program executed in FIG. 6, which is a block diagram of a conventional inter-vehicle distance detection device. DESCRIPTION OF SYMBOLS 1... Light emitting element, 3... Light receiving element, 4... Microcomputer, 5... Own vehicle speed detection means, 7...
...Alarm means.

Claims (1)

[Scope of Claim for Utility Model Registration] An inter-vehicle distance detection device that measures the distance between the own vehicle and a preceding vehicle and generates an alarm when the measured value is smaller than a preset value, a vehicle speed detection means for detecting the vehicle speed; a counting means for counting the number of times the traveling speed of the vehicle measured by the vehicle speed detection means is smaller than a predetermined speed; and control means for changing the volume of the warning sound in accordance with the number of times per predetermined time period.