Head lowering and turning reminding device, control method thereof and helmet
US10482745B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2016 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Jun 22, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2503/10
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A head lowering and turning reminding device, a control method thereof and a helmet are disclosed. The reminding device is disposed on a vehicle or worn by a user of the vehicle, and includes: a speed sensor configured to detect a ground speed of the vehicle; a head posture monitoring module configured to monitor a head posture of the user and generate a signal relevant to a head rotating action of the user; a recognition module configured to receive the signal and recognize at least one of a head lowering action and a head turning action of the user and a duration time of this action; and an alarm module configured to output an alarm for reminding the user upon the ground speed being greater than a speed threshold and the duration time exceeding a preset time threshold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.