Wiper device for wiping a vehicle windshield
US5093952A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 1991 |
| Grant date | Mar 10, 1992 |
| Priority date | — |
| Expiry date | Feb 7, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18264
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A wiper device including a wiper motor and two wiper blades for wiping a vehicle windshield comprises a reciprocally actuating coupling rod connected to the wiper motor by a crank arm, a swinging lever which is connected to the coupling rod so as to swing, a first wiper arm which is fixedly connected with one of the wiper blades and is swung with the swinging lever, a second wiper arm which is fixedly connected with another of the wiper blades and swings in tandem with the first wiper arm according to reciprocal movement of a link rod connected to the swinging lever, and a mechanism for enabling movement of linkage positions relative to the swinging lever, the coupling rod and the link rod, accompanied by a snap action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.