The invention discloses a bicycle trailer with an automatic seat belt. The bicycle trailer comprises a carriage, a seat, a backrest, wheels, a trunk, a connecting rod and the seat belt, wherein the connecting rod and a bicycle are fixed through a movable connecting member, a human body detection sensor is arranged on the seat, a speed sensor is arranged on the carriage, two guiding rails are respectively arranged at the two sides of the carriage, a seat belt fixing member which can slide along a corresponding guiding rail is arranged in each guiding rail, the two ends of the seat belt are fixedly arranged on the two seat belt fixing members respectively and are bridged to the two sides of the carriage, and the seat belt fixing members can automatically slide along the guiding rails according to information of human bodies on the seat and speed information of the carriage. The automatic seat belt is arranged, is buckled up when someone is on the seat and is opened when the trailer is stopped, so that the risk that children fall down during traveling due to the fact that adults forget to buckle up the seat belt for the children is effectively avoided, and the safety of the bicycle trailer is improved.
Bicycle trailer with automatic seat belt
2015-07-15
Patent
Elektronische Ressource
Englisch
IPC: | B62K Fahrräder , CYCLES |
Bicycle trailer hitch for mounting to a bicycle seat post
Europäisches Patentamt | 2021
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