Protective rail for wiper blades of a windscreen wiper and method for manufacturing it

A technology for protective rails and wiper blades, which is applied in vehicle maintenance, vehicle cleaning, transportation and packaging, etc. It can solve the problems of high friction coefficient of protective rails and stoppage of wiper system, so as to improve the quality of wipers, improve wiper graphics, reduce friction effect
CN101522483AInactive Publication Date: 2009-09-02ROBERT BOSCH GMBH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ROBERT BOSCH GMBH
Publication Date
2009-09-02
Estimated Expiration
Not applicable · inactive patent

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Abstract

A protective rail is proposed for wiper blades of a windscreen wiper, having a base body (34) for protecting a wiping rubber lip (16) of the wiper blade (10), having attachment elements (58, 90) for releaseably attaching the protective rail (32) to the wiper blade (10) which is to be protected, and having a wiping lip (36) which is formed on the base body (34), wherein the wiping lip (36) is provided with a lubricant, at least in an area of its surface.
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Description

technical field

[0001] The invention relates to a protective rail for a wiper blade of a windshield wiper according to the preambles of the independent claims, to a method for its production and to its use. Background technique

[0002] Especially when delivering a new motor vehicle, it is necessary to protect the wiper strips of the installed wiper blades from soiling or wear. This is achieved in this case by fastening the protective rail to the wiper strip, which in particular protects the wiper lip of the wiper blade from mechanical damage.

[0003] From the unpublished patent DE 20 2005 020650 a wiper blade with a protective rail is known, the base body of which has a V-shaped cross-sectional profile and surrounds the wiper lip of the wiper strip, the measure being that the tabs pointing inward engage in the longitudinal recesses of the wiper strip. slot. The side walls of the main body merge in a V-shape at the edge of the protective rail, at which edge the wiper lip ...

Claims

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