US 11,994,243 B2
Coolant connecting piece, housing system and production thereof
Markus Schmitt, Tamm (DE); Benjamin Kopp, Remseck am Neckar (DE); and Ralph Glemser, Brackenheim (DE)
Assigned to Robert Bosch GmbH, Stuttgart (DE)
Filed by Robert Bosch GmbH, Stuttgart (DE)
Filed on Sep. 16, 2022, as Appl. No. 17/946,591.
Claims priority of application No. 102021210668.4 (DE), filed on Sep. 24, 2021.
Prior Publication US 2023/0097233 A1, Mar. 30, 2023
Int. Cl. F16L 21/02 (2006.01); F16L 21/035 (2006.01); H01M 10/613 (2014.01); H01M 10/6567 (2014.01); H05K 7/20 (2006.01)
CPC F16L 21/022 (2013.01) [F16L 21/035 (2013.01); H01M 10/613 (2015.04); H01M 10/6567 (2015.04); H05K 7/20272 (2013.01); H01M 2220/20 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A coolant connecting piece (100) for conducting coolant between a first housing (201, 503) and a second housing (203, 507), wherein the coolant connecting piece (100) comprises:
a cylindrical main body (101) with a coolant channel formed on an inner side of the main body (101),
a protective ring (103) with a drip edge (117),
wherein a cross-section of the protective ring (103) is greater than a cross-section of the main body (101),
wherein the drip edge (117) is configured to let condensate running off on an outer side of the main body (101), opposite the inner side, drip off into a predetermined region (213),
wherein the protective ring (103) is arranged centrally on the main body (101), and the protective ring (103) is configured as a separate element or in one piece with the main body (101), and
wherein the protective ring (103) has a radially circumferential groove (115) which is sloped toward the drip edge (117) at least in regions.