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US 11,305,738 B2Granted
Wiper arm spraying device
AssigneeRobert Bosch GmbH
InventorsHerve Bratec, Adam Ugron, Zsofia Horvath, Mate Hornyak
Life of this patent
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Abstract
The invention relates to a wiper arm spraying device (10a; 10b) for coupling to a wiper arm (12a; 12b), comprising at least one valve unit (14a; 14b) which is designed to supply a nozzle unit (16a; 16b) with wiper fluid. According to the invention, the valve unit (14a; 14b) is designed for integration into a wiper arm tube unit (18a; 18b).
Claims18
A wiper arm spraying device (10a;
- 10b) configured to be coupled to a wiper arm (12a;
- 12b), the wiper arm spraying device comprising a valve unit (14a;
- 14b) and a nozzle unit (16a), wherein the valve unit (14a;
- 14b) is configured to supply the nozzle unit (16a) with wiper fluid and the nozzle unit (16a) is configured to apply the wiper fluid to a vehicle window, wherein the valve unit (14a;
- 14b) is configured to be integrated in a wiper arm hose unit (18a;
- 18b), wherein the valve unit (14a;
- 14b) has a first housing (20a;
- 20b) and the nozzle unit (16a) has a second housing (22a;
- 22b), wherein the second housing (22a;
- 22b) of the nozzle unit (16a) is formed separately from the first housing (20a;
- 20b) of the valve unit (14a;
- 14b), wherein the nozzle unit (16a) has a first coupling element (28a) which is configured to couple the nozzle unit (16a) to a wiper arm adapter (30a) of the wiper arm (12a), and wherein the nozzle unit (16a) has a second coupling element (34a;
- 34b) which is configured to couple the nozzle unit (16a) directly to a wiper rod (26a;
- 26b) of the wiper arm (12a;
- 12b).
12 more elements
The wiper arm spraying device as claimed in 1, further comprising the hose unit (18a;
- 18b), wherein the valve unit (14a;
- 14b) is integrated in the wiper arm hose unit (18a;
- 18b).
Dependencies are inferred from the claim text.