US 12,259,047 B2
Three-way-valve
Andrew James Jukes, Adetswil (CH); and Urs Keller, Hinwil (CH)
Assigned to BELIMO HOLDING AG, Hinwil (CH)
Appl. No. 18/036,685
Filed by BELIMO HOLDING AG, Hinwil (CH)
PCT Filed Dec. 2, 2021, PCT No. PCT/EP2021/083963
§ 371(c)(1), (2) Date May 12, 2023,
PCT Pub. No. WO2022/122544, PCT Pub. Date Jun. 16, 2022.
Claims priority of application No. 01569/20 (CH), filed on Dec. 11, 2020.
Prior Publication US 2024/0019036 A1, Jan. 18, 2024
Int. Cl. F16K 11/087 (2006.01)
CPC F16K 11/0873 (2013.01) 11 Claims
OG exemplary drawing
 
1. A three-way valve comprising:
an A-port, a B-port, and an AB-port;
a valve body;
a regulation body, the regulation body being rotatably arranged within the valve body, wherein an outer surface of the regulation body is delimited by a sphere,
wherein the AB-port is fluidically coupled with the A-port only, the B-port only, or both the A-port and the B-port in dependence of a rotational position of the regulation body,
an A-sided valve seat, an AB-sided valve seat and an auxiliary valve seat, wherein the A-sided valve seat, the AB-sided valve seat and the auxiliary valve seat are each arranged inside the valve body and contact the regulation body in a sealing manner,
wherein the A-sided valve seat is arranged at the A-port, the AB-sided valve seat is arranged at the AB-port, and the auxiliary valve seat is arranged opposite to the B-port, with the regulation body between the B-port and the auxiliary valve seat, and
wherein the A-sided valve seat, the AB-sided valve seat and the auxiliary valve seat each include a regulation body contact surface and a support surface, wherein the regulation body contact surface and the support surface are inclined with respect to each other, and
wherein the support surface of the A-sided valve seat and the support surface of the AB-sided valve seat each abut the support surface of the auxiliary valve seat.