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US 10,240,676 B2Granted
Seal system
AssigneeMatcon Limited
InventorEdward J. Piepereit
Life of this patent
Estimating the term…
Abstract
A seal system (1) for use in mixing apparatus (2) comprising a rotating shaft (3) which passes through a fixed structure (4), the seal system (1) being adapted both to prevent egress of content from the apparatus, and to resist ingress of material into the seal system.
Claims29
A seal system for use in a mixing apparatus comprising:
- a rotating shaft which passes through a fixed structure and is sealed to the fixed structure with a seal system, the seal system configured to prevent egress of content from the mixing apparatus out of the fixed structure, and resist ingress of material into the fixed structure;
- a container coupled to the fixed structure wherein the container is an Intermediate Bulk Container adapted for use in a tumble blender;
- and
- an exhaust coupled to the container and configured to control a flow of air out of the container, the exhaust including at least one vent valve, the at least one vent valve being pneumatically actuated.
1 more element
Dependencies are inferred from the claim text.