Double poppet valve apparatus
AssigneeIngersoll-Rand Company
InventorHenry B. Faulkner
Life of this patent
Estimating the term…
Abstract
A double poppet valve apparatus is mounted in a combustion chamber wall. A port is formed in the wall. A first valve member is mounted in the port. A second valve member is concentrically mounted within the first valve member. One or more resilient members are provided for urging each of the valve members into respective seated positions. The first valve member is moved in a first direction and the second valve member is moved in a second direction opposite the first direction. The valve movement is effected by a cam operably engaged with a pair of rocker arms each of which is associated with one of the valve members.
Claims12
A combustion engine system, comprising:
- a compressor portion;
- an expander portion operably connected with the compressor portion, the expander portion including a combustion chamber wall defining a combustion chamber;
- a port formed in the wall;
- a first valve member mounted in the port;
- a second valve member concentrically mounted within the first valve member;
- resilient means engaged between the first and second valve members for urging each of the members into a respective seated position;
- and
- means for moving the first valve member in a first direction out of its seated position and for moving the second valve member in a second direction, out of its seated position, opposite the first direction.
Dependencies are inferred from the claim text.