Patent ID: 11858478
Assignee: ROBERT BOSCH GMBH
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. A fluid guiding apparatus for a wiper arm (12) of a windscreen wiper (10), the fluid guiding apparatus comprising:
a vehicle/arm interface (30) in order to receive windscreen washing liquid from a source (22),
an arm/wiper blade interface (40) which has at least two fluid channels which are provided to supply the windscreen washing liquid to a wiper blade (14),
at least a first and a second fluid line (50, 60) in order to guide the windscreen washing liquid from the vehicle/arm interface (30) to the arm/wiper blade interface (40) and to provide it to one of the fluid channels in each case, and
a heating wire (26) which is guided at least through a portion of the first fluid line (50) and at least through a portion of the second fluid line (60) and which is provided to heat the windscreen washing liquid,
wherein the arm/wiper blade interface (40) has a through-opening which connects the two fluid channels to each other, wherein the heating wire (26) is guided through the through-opening and wherein the through-opening is closed with a sealing element (46),
wherein the through-opening of the arm/wiper blade interface (40) is arranged centrally or at least substantially centrally with respect to a length of the fluid channels.