Wiper blade rubber element
US6216311A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1999 |
| Grant date | Apr 17, 2001 |
| Priority date | — |
| Expiry date | Aug 9, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60S2001/3836
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A windshield wiper element for a windshield wiper system of motor vehicles and affixable to a wiper arm, the windshield wiper element having a head for holding the windshield wiper element, a lip adapted to be in pressing contact with a surface to be wiped, an elastic intermediate element through which the lip is connected to the head, the elastic intermediate element, depending on a wiping direction of the windshield wiper element is actable upon by a force acting only on the intermediate element, so that a deflection of the lip in an opposite direction from a wiping direction takes place, the intermediate element at least partly has a material having pietzo-electric properties, so that the force is effected by applying a voltage to the intermediate element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.