| 摘要 |
A handlebar accelerator for an electric bicycle has a bar, a tubular grip, and a joint. The grip has a ring formed at a first end thereof, a sector notch defined in the ring, and two magnetic elements respectively formed at two ends of the sector notch. The joint has a first hole defined at a first side for receiving one end of the grip, a second hole defamed at a second side for receiving one end of the bar, a channel defined therein for receiving the ring, a slot defined in the channel, a groove defined beside the channel, a passage in communication with the channel and the groove and extending outwards, and wires extending through the passage and electrically connected with a speed adjuster device. An examining element is secured in the slot and electrically connected with the wires.
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