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US 12,410,955 B2Granted
Proportional valve assembly for refrigerants
AssigneeECO Holding 1 GmbH
InventorsDieter Maisch, Hartmut Weber
Life of this patent
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Abstract
This disclosure relates to a proportional valve arrangement for refrigerant, with a valve housing having a valve body chamber, a valve body which is arranged within the valve body chamber and configured to be transferable between a first position and a second position. The valve housing includes a first sealing seat and a second sealing seat, and the valve body which is transferable between the first sealing seat and the second sealing seat.
Claims10
A proportional valve arrangement for refrigerant, comprising:
- a valve housing comprising a valve body chamber, and
- a valve body arranged within the valve body chamber, the valve body configured to be transferable between a first position and a second position,
- wherein the valve housing comprises a first sealing seat and a second sealing seat, and the valve body is arranged to be transferable between the first sealing seat and the second sealing seat,
- wherein the valve body comprises a first guide section, a second guide section, and a spherical section arranged between the first guide section and the second guide section, the first guide section and the second guide section configured to guide the valve body in the valve housing and the spherical section arranged to be transferable between abutment with the first sealing seat and abutment with the second sealing seat, and
- wherein no return spring acting on the second guide section for closing the proportional valve arrangement is provided in the proportional valve arrangement,
- wherein the valve housing comprises an inflow port, a first outflow port and a second outflow port, and
- wherein the proportional valve arrangement comprises a pressure bypass connecting the second outlet port to the valve body chamber.
4 more elements
Dependencies are inferred from the claim text.