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US 11,859,607 B2Granted
Fully actuated valve for a reciprocating machine and reciprocating machine including said valve
AssigneeNuovo Pignone Tecnologie Srl
InventorsAlessio Capanni, Douglas M. Mcclure, Federico Puccinelli, Riccardo Maleci, Stephen J. Waymeyer
Life of this patent
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Abstract
A valve for a reciprocating machine is disclosed. The valve includes a seat provided with flow apertures therein. A valve closing member is adapted to co-act with the seat for selectively closing and opening the flow apertures. A cage is connected to the seat and forms a guide, in which the actuation stem of a valve closing member is slidingly engaged and guided.
Claims13
A valve for a reciprocating machine, comprising:
- a seat comprising flow apertures therein;
- a valve closing member adapted to co-act with the seat for selectively closing and opening the flow apertures;
- a cage integrally coupled to the seat;
- and
- a cover coupled with the cage;
- and
- a guide formed integrally with the cage and extending through the cover,
- wherein the valve closing member comprises a stem slidingly arranged in the guide, and a perforated plate formed integrally with the stem and that has a convex lower surface, and
- wherein a sealing arrangement is housed in the guide, the sealing arrangement co-acting with the stem to prevent or limit gas leakages along the actuation stem.
6 more elements
Dependencies are inferred from the claim text.