Windscreen wipers
First Claim
Patent Images
1. A windscreen wiper comprising:
- an elongate blade carrier,a flexible blade arrangement mounted on the carrier, the blade arrangement including a pair of longitudinally extending parallel spaced resilient lip members adapted to engage a windscreen surface so as to bound a hollow space which is closed in use by the windscreen,at least one conduit for cleaning fluid communicating with said space, anda longitudinally extending resilient screen scrubbing arrangement mounted in the hollow space between but spaced from the lip members, the scrubbing arrangement when in use contacting the windscreen surface,the blade carrier, the blade arrangement, and the scrubbing arrangement each having a constant cross-section along its entire length, a recess in one of the blade carrier and blade arrangement for accommodating the scrubbing arrangement,the blade arrangement and the scrubbing arrangement each being uniformly longitudinally flexible at all points along its length.
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Accused Products
Abstract
A windscreen wiper comprises a carrier adapted for mounting on a windscreen wiper arm and for supporting a pair of spaced parallel wiping lips which, in use, together with the windscreen surface bound a space into which cleaning fluid can be introduced and a brush or plastics material step device in said space, the cross-sectional area of the carrier being constant throughout its length.
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Citations
16 Claims
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1. A windscreen wiper comprising:
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an elongate blade carrier, a flexible blade arrangement mounted on the carrier, the blade arrangement including a pair of longitudinally extending parallel spaced resilient lip members adapted to engage a windscreen surface so as to bound a hollow space which is closed in use by the windscreen, at least one conduit for cleaning fluid communicating with said space, and a longitudinally extending resilient screen scrubbing arrangement mounted in the hollow space between but spaced from the lip members, the scrubbing arrangement when in use contacting the windscreen surface, the blade carrier, the blade arrangement, and the scrubbing arrangement each having a constant cross-section along its entire length, a recess in one of the blade carrier and blade arrangement for accommodating the scrubbing arrangement, the blade arrangement and the scrubbing arrangement each being uniformly longitudinally flexible at all points along its length. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification