Wiper intermittent motion control device
US4419611A · kind A · utility
6Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 1980 |
| Grant date | Dec 6, 1983 |
| Priority date | — |
| Expiry date | Sep 11, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S318/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A device is disclosed for intermittent connection of a wiper drive motor to a power source. The device comprises first means for providing a control signal with its magnitude increased with increasing vehicle running speed, and second means for providing a first signal for a predetermined period of time and a second signal for a period of time variable according to the magnitude of the control signal. Means is provided for connecting the wiper drive motor to the power source in response to the first signal and for disconnecting the wiper drive motor from the power source in response to the second signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.