Vehicle steering wheel mounted acoustic warning device having normally closed contacts
US12304387B2 · kind B2 · utility
0Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2020 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Oct 13, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Q5/003
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An acoustic warning device for a motor vehicle, having: a base part, a mobile control part, an electrical command detection circuit with at least two switches, the switches are normally closed switches, and the two switches are connected in series, in that at least one of the switches has two contacts that are isolated from one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.