Patent ID: 11867017
Assignee: AXIS SERVICE, LLC
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 8:
9. The system of claim 4 comprising at least one non-transitory machine-readable medium having stored thereon data which, if used by at least one machine, causes the at least one machine to perform operations comprising:
determine a magnitude of a pressure in one of the first, second, or third voids;
in response to determining the magnitude of the pressure, moving at least one of: (a) the first resilient sealing member from an unsealed position to a sealing position by compressing the first resilient sealing member with the first piston, (b) the second resilient sealing member from an unsealed position to a sealing position by compressing the second resilient sealing member with the second piston, or (c) the third resilient sealing member from an unsealed position to a sealing position by compressing the third resilient sealing member with the third piston.