Wiper apparatus
US8044625B2 · kind B2 · utility
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1References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2008 |
| Grant date | Oct 25, 2011 |
| Priority date | — |
| Expiry date | Apr 5, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60S1/583
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A wiper apparatus includes: a wiper switch; an operation state detection device; a control device having an output section and an input section; a wiper motor; and a power supply. The wiper motor and the control device are connected by a single signal line; the operation state detection device and the input section are connected to the signal line; and the control device performs input of the wiper operating signal from the signal line when a predetermined period of time has elapsed from a point in time when an output of a wiper driving signal from the output section has stopped.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.