RECIPROCATION TYPE WIPER DEVICE
In a reciprocating wiper system for motor vehicles a piston is linearly displaceably guided in a housing and mounted in a bearing which is seated in a receptacle of the housing. A scraper ring and a sealing ring intended to clean the piston are positioned in front of the bearing. The sealing ring an...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | In a reciprocating wiper system for motor vehicles a piston is linearly displaceably guided in a housing and mounted in a bearing which is seated in a receptacle of the housing. A scraper ring and a sealing ring intended to clean the piston are positioned in front of the bearing. The sealing ring and the scraper ring are jointly mounted in the housing with the bearing as a structural unit. In a preferred embodiment the sealing ring and the scraper ring are held on a universal ball joint being part of the bearing. |
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