The invention discloses a backup alarm. The backup alarm mainly comprises a sponge cushion, a pressure sensor, a rubber surface and a buzzer, wherein a pressure sensor is arranged in the sponge cushion; the surface of the sponge cushion is provided with the rubber surface; the buzzer is arranged in a vehicle; the pressure sensor and the buzzer are connected in series through a wire. The backup alarm has the beneficial effects of simple structure, convenience in use, easiness in manufacturing, good use effect, capability of more easily reminding a vehicle owner of whether the vehicle has collision and high practicability.
Backup alarm
2015-06-03
Patent
Elektronische Ressource
Englisch
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
CRITERIA FOR BACKUP ALARM DEVICES
SAE Technical Papers | 1971
CRITERIA FOR BACKUP ALARM DEVICES
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