Windshield wiper apparatus having a retraction facility
AssigneeValeo Systems d'Essuyage
InventorsJean-Pierre Eustache, Philippe Arlon
Life of this patent
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Abstract
A windshield wiper apparatus having a facility for retraction of the wiper blade, including a cranked driving arm which carries a pivot pin on which an eccentric knuckle piece is rotatably mounted. A driven crank is articulated on the knuckle piece and the latter is provided with a ratchet which includes a finger and radial arm. The knuckle piece is in two parts, comprising a member which carries the ratchet and a second member which is formed with a recess for receiving the radial arm of the ratchet. The invention is especially applicable to automotive vehicles.
Claims8
Windshield wiper apparatus, said apparatus comprising a motor spindle, a first crank arm carried on the motor spindle at one end of the first arm, a pivot pin carried by, and close to the other end, of the first arm, a knuckle piece eccentrically mounted on the said pivot pin, a second crank arm, a socket carried on the second arm, the socket being articulated on the knuckle piece, and a ratchet carried by the knuckle piece and comprising a finger and a radial arm fixed with respect to the finger, the said first crank arm having a first recess for receiving the said finger, wherein the knuckle piece comprises a first member and a second member, with the said first member carrying the ratchet and the said second member having a second recess for receiving the said radial arm of the ratchet.
Dependencies are inferred from the claim text.