Wiper blade for cleaning window glass of motor vehicles

US6112365A · kind A · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Jurgen Ullrich · Schwieberdingen, DE
• Wilfried Merkel · Kappelrodeck, DE
• Gerd Kuehbauch · Bühl, DE
• Karlheinz Lorenz · Baden-Baden, DE
• Josef Berger · Tegernsee, DE
• Michael Schulze · Temecula, US
• Norbert Wegner · Laufenburg (Baden), DE
• Jürgen Mayer · Munich, DE

Key dates

• Filing date: Feb 19, 1997
• Grant date: Sep 5, 2000
• Expiry date: Feb 19, 2017

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60S2001/3822
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A wiper blade for cleaning window glass of motor vehicles, comprising an elongated support frame provided with retaining claws, an elongated wiper strip composed of an elastic material and having a head strip grasped by the retaining claws, the head strip being provided with a longitudinal channel which is closed around and opens at end faces of the wiper strip, a spring rail located in the longitudinal channel and fixed against longitudinal shifting, a retaining unit fixing the spring rail against the longitudinal shifting, a unit mounted on the wiper strip so as to cooperate with the frame part and to secure the wiper strip in captive fashion on the support frame, the spring rail being retained by a positive engagement in the longitudinal channel, the securing unit being firmly connected to the wiper strip.