US 12,187,238 B2
Cleaning unit, scraper unit, optical sensing device and method for cleaning
Ilona Bakker, Woerden (NL); Dave Lambert Adrian Van Soest, Woerden (NL); Jannick Daniel Wijntjes, Rotterdam (NL); and Meindert Jan Solkesz, Rotterdam (NL)
Assigned to MCI (MIRROR CONTROLS INTERNATIONAL) NETHERLANDS B.V., Woerden (NL)
Appl. No. 17/762,919
Filed by MCi (Mirror Controls International) Netherlands B.V., Woerden (NL)
PCT Filed Oct. 23, 2020, PCT No. PCT/NL2020/050658
§ 371(c)(1), (2) Date Mar. 23, 2022,
PCT Pub. No. WO2021/080430, PCT Pub. Date Apr. 29, 2021.
Claims priority of application No. 2024098 (NL), filed on Oct. 24, 2019.
Prior Publication US 2022/0332288 A1, Oct. 20, 2022
Int. Cl. B60S 1/04 (2006.01)
CPC B60S 1/0477 (2013.01) [B60S 1/0486 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A cleaning unit for cleaning a sensor window pane of an optical sensing device of a motor vehicle, said cleaning unit comprising:
a wiper blade;
at least a first scraper for scraping impediments off the wiper blade; and
a wipe off surface, wherein:
the cleaning unit is arranged for wiping the wiper blade over the sensor window pane,
the cleaning unit is arranged for moving the wiper blade with respect to and along the first scraper and/or moving the first scraper with respect to and along the wiper blade for scraping impediments off the wiper blade, and
the cleaning unit is arranged for allowing the wiper blade to sweep over the wipe off surface, wherein the wipe off surface is spaced apart from a first scraper edge defined by the first scraper, so as to form an outlet channel.