Patent ID: 11858673
Assignee: ALTRIA CLIENT SERVICES LLC
Field: Handling (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 7:
8. The doser mechanism of claim 1, further comprising:
a sheath structure overlapping the second opening and the check valve in a first vertical direction along a vertical axis that is perpendicular to the longitudinal axis, the sheath structure further overlapping the second opening and the check valve in opposite horizontal directions that are orthogonal to the vertical axis,
wherein the second opening is configured to direct a material moving through the second opening to move at least partially in the first vertical direction, and
wherein the sheath structure is configured to cause the material moving through the second opening at least partially in the first vertical direction to be redirected to move in at least partially in a second vertical direction that is opposite to the first vertical direction.