US 12,454,973 B2
Coupling device
Udo Kirstgen, Schweinfurt (DE); and Johanna Bergmann, Hassfurt (DE)
Assigned to FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH, Bad Homburg (DE)
Appl. No. 18/282,547
Filed by FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH, Bad Homburg (DE)
PCT Filed Mar. 16, 2022, PCT No. PCT/EP2022/056785
§ 371(c)(1), (2) Date Sep. 18, 2023,
PCT Pub. No. WO2022/200141, PCT Pub. Date Sep. 29, 2022.
Claims priority of application No. 10 2021 107 006.6 (DE), filed on Mar. 22, 2021.
Prior Publication US 2024/0183376 A1, Jun. 6, 2024
Int. Cl. F16B 7/22 (2006.01); F16B 19/02 (2006.01)
CPC F16B 7/22 (2013.01) [F16B 19/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A coupling device comprising at least two connectable elements in the form of a sleeve and a sleeve holder wherein the sleeve has, at a first side, a recess which is configured on both sides as hooks and is provided with bevelled edges, and the sleeve holder has, at a second side, a horizontally extending through-pin;
wherein the sleeve has an oblong hole which is arranged opposite the hook-shaped recess, and the sleeve holder has, below the through-pin, a second pin offset by 90° from the through-pin, which is configured to engage with the oblong hole.