# US 11,305,736 B2 · Wiper device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,305,736 B2 - Document ID: US11305736B2 - Status: Granted - Kind: B2 - Application number: 16/065,420 - Filed: 2016-12-16 - Published: 2018-12-27 - Granted: 2022-04-19 - Earliest claimed: 2015-12-22 - Assignees: Robert Bosch GmbH - Applicants: Robert Bosch GmbH - Inventors: Helmut Depondt - Web page: https://patentgrep.com/patent/US11305736B2 ## CPC - B60S 1/3862: {Transport of liquid there through} - B60S 1/4048: {the element being provided with retention means co-operating with the channel-shaped end of the arm} - B60S 1/524: {arranged in wiper blades} - B60S 2001/4054: {the intermediate element engaging the back part of the arm} - B60S: SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR ## Abstract The invention relates to a wiper device (10) comprising a wiper blade adapter (12) having at least one first wiper blade adapter element (14) and at least one second wiper blade adapter element (16), which is connected to the first wiper blade adapter element (14) in at least one assembled state, and is provided for connecting to at least one wiper arm adapter (18), and comprising a spraying unit (20). According to the invention, in the assembled state, the spraying unit (20) is arranged at least partially between the first wiper blade adapter element (14) and the second wiper blade adapter element (16). ## Claims ### Claim 1 A wiper device comprising a wiper blade component (36) configured to be moved in an operating state over a window to be wiped, wherein the wiper blade component (36) includes a wiper blade adapter (12) having at least one first wiper blade adapter element (14) and at least one second wiper blade adapter element (16) which is connected to the first wiper blade adapter element (14) in at least one assembled state, and the wiper device also comprising a spraying unit (20), characterized in that the spraying unit (20) includes a nozzle element (32), and in the assembled state the nozzle element (32) of the spraying unit (20) is arranged at least partially between the first wiper blade adapter element (14) and the second wiper blade adapter element (16), wherein the wiper device further includes a separate wiper arm component and a wiper arm adapter (18) connected to an end of the separate wiper arm component, wherein the wiper arm adapter (18) is configured to releasably connect to the at least one second wiper blade adapter element (16), and wherein the wiper device further includes at least one washer fluid channel unit (30) which in at least one assembled state is fixedly arranged in at least an end region of the wiper arm adapter (18) facing the spraying unit (20) in the wiper arm adapter (18). ### Claim 2 (depends on 1) The wiper device as claimed in claim 1, characterized in that in the assembled state the spraying unit (20) is connected to the second wiper blade adapter element (16). ### Claim 3 (depends on 2) The wiper device as claimed in claim 2, characterized in that in the assembled state the spraying unit (20) is connected to the second wiper blade adapter element (16) by a latching connection. ### Claim 4 (depends on 1) The wiper device as claimed in claim 1, characterized in that the first wiper blade adapter element (14) defines at least one first receiving region (22) which is configured in the assembled state to receive at least one part of the spraying unit (20). ### Claim 5 (depends on 1) The wiper device as claimed in claim 1, characterized in that the second wiper blade adapter element (16) defines at least one second receiving region (24) which is configured in the assembled state to receive at least a substantial part of the spraying unit (20). ### Claim 6 (depends on 1) The wiper device as claimed in claim 1, characterized in that in the assembled state the spraying unit (20) protrudes in a wiper blade longitudinal direction (26) at least partially over the first wiper blade adapter element (14). ### Claim 7 (depends on 1) The wiper device as claimed in claim 1, characterized in that the first wiper blade adapter element (14) comprises at least one through-recess (28) for at least one washer fluid channel unit (30). ### Claim 8 (depends on 1) The wiper device as claimed in claim 1, characterized in that the spraying unit (20) comprises at least four of the nozzle elements (32), wherein each of the at least four of the nozzle elements (32) is configured to spray washer fluid in different directions. ### Claim 9 (depends on 8) The wiper device as claimed in claim 8, characterized in that each of the at least four of the nozzle elements (32) is arranged at least partially between the first wiper blade adapter element (14) and the second wiper blade adapter element (16). ### Claim 10 (depends on 8) The wiper device as claimed in claim 8, characterized in that the connecting element (46) is fluidly connected to at least two of the nozzle elements (32). ### Claim 11 (depends on 1) A wiper having the wiper device (10) as claimed in claim 1. ### Claim 12 (depends on 1) A method for the assembly of the wiper device (10) as claimed in claim 1, the method comprising arranging the spraying unit (20) at least partially between the first wiper blade adapter element (14) and the second wiper blade adapter element (16). ### Claim 13 (depends on 1) The wiper device as claimed in claim 1, characterized in that in the assembled state the spraying unit (20) is substantially surrounded on all sides by the wiper elements (14, 16). ### Claim 14 (depends on 1) The wiper device as claimed in claim 1, characterized in that the spraying unit (20) includes a connecting element (46) configured to be connected to a washer fluid channel, the connecting element (46) being fluidly connected to the nozzle element (32). ### Claim 15 (depends on 1) The wiper device as claimed in claim 1, wherein the at least one first wiper blade adapter element (14) and the at least one second wiper blade adapter element (16) are pivotally coupled to one another. ### Claim 16 (depends on 1) The wiper device as claimed in claim 1, wherein the wiper arm adapter (18) includes a first latching element (38, 40), and the second wiper blade adapter element (16) includes a second latching element (38, 40) configured to releasably latch with the first latching element. ### Claim 17 (depends on 16) The wiper device as claimed in claim 16, wherein the first latching element (40) is an opening in the wiper arm adapter (18), and the second latching element (38) is a deflectable tab on the at least one second wiper blade adapter element (16). ### Claim 18 A wiper device comprising a wiper blade adapter (12) having at least one first wiper blade adapter element (14) and at least one second wiper blade adapter element (16) which is connected to the first wiper blade adapter element (14) in at least one assembled state and is configured for connecting to at least one wiper arm adapter (18), and the wiper device also comprising a spraying unit (20), characterized in that the spraying unit (20) includes a nozzle element (32), and in the assembled state the nozzle element (32) of the spraying unit (20) is arranged at least partially between the first wiper blade adapter element (14) and the second wiper blade adapter element (16), and wherein the wiper device further comprises a wiper arm adapter (18) and at least one washer fluid channel unit (30) which in at least one assembled state is fixedly arranged in at least an end region of the wiper arm adapter (18) facing the spraying unit (20) in the wiper arm adapter (18). ### Claim 19 (depends on 18) The wiper device as claimed in claim 18, characterized in that in the assembled state the spraying unit (20) is connected to the second wiper blade adapter element (16). ### Claim 20 (depends on 19) The wiper device as claimed in claim 19, characterized in that in the assembled state the spraying unit (20) is connected to the second wiper blade adapter element (16) by a latching connection. ### Claim 21 (depends on 18) The wiper device as claimed in claim 18, characterized in that the first wiper blade adapter element (14) defines at least one first receiving region (22) which is configured in the assembled state to receive at least one part of the spraying unit (20).