PRESENCE INFORMING SYSTEM OF VEHICLE

• Main Authors: NAKATANI TAKANORI, NAKATANI AKIKO
• Format: Patent
• Language: English
• Published: 16.05.2013
• Subjects: ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING ORSUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES INGENERAL; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL

PROBLEM TO BE SOLVED: To provide a presence informing system of a vehicle, capable of enhancing safety by making an informing sound to a vicinity of a vehicle with quiet running noise, such as of a hybrid vehicle, electric vehicle and fuel-cell vehicle and informing pedestrians of presence or approach of such a vehicle and maintaining cabin comfortability without causing the degradation or making surrounding pedestrians or a driver and occupants in the vehicle feel a sense of incompatibility.SOLUTION: On the housing of an inverter I used in a drive circuit for driving an electric motor M, there are mounted a contact pickup device 3 that converts captured vibration into an electric signal; an amplifier 5 that amplifies an electric signal output from the contact pickup device 3; and an informing sound generator 2 that outputs a sound to the vicinity of the vehicle on the basis of an electric signal output from the amplifier 5.