Windshield wiper blade assembly
US3995347A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 8, 1975 |
| Grant date | Dec 7, 1976 |
| Priority date | — |
| Expiry date | Jul 8, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60S2001/3836
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A windshield wiper blade assembly comprises a blade yoke made of an elastic plastic material which has a surface on one side facing the windshield which is spaced apart from a wiper blade holding portion. A wiper blade of the usual rubber material includes a base portion which is positioned between the holding portion and the surface of the yoke and it also includes a wiper blade portion which extends in a direction outwardly from the base portion toward the windshield and through a blade passage defined in the holding portion. A flat spring member made of metal is disposed between the base portion of the blade and the yoke surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.