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US 2026/0184495 A1Published application
Composite thief hatch systems
AssigneeEncino Environmental Services, LLC
InventorsJOE ETHERIDGE, JAMES TIMMINS, Kris KERVICK
Life of this patent
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Abstract
The present disclosure refers to a system and components for a thief hatch. The thief hatch may include a flange body comprising a first composite material. The flange is configured to attach to a tank roof. A lid is operably connected to the flange body. The lid comprises a second composite material. The lid comprises a hinge operably connected to allow for at least partial opening and closing of the lid. The first composite material and the second composite material are the same material or different materials.
Claims21
A thief hatch comprising:
- a flange body comprising a first polymer reinforced with glass wherein the flange body is configured to attach to a tank roof;
- a lid operably connected to the flange body wherein the lid comprises a second polymer reinforced with glass;
- a spring-actuated pressure relief mechanism, comprising a pressure and a vacuum spring, operably connected to the lid and an internal assembly to allow for at least partial opening and closing of the lid and configured to act as an internal pressure relief device wherein the internal pressure relief device is configured to allow for positive pressure relief, negative pressure relief, or both;
- and
- a gasket between the flange body and the lid and wherein the gasket is substantially concentric with the flange body;
- wherein the first polymer and the second polymer are the same material or different materials;
- and wherein the flange body has a face facing the gasket wherein said flange body face is configured to reduce lateral movement of the gasket across said face.
4 more elements
A thief hatch comprising:
- a flange body comprising a first composite material wherein the flange is configured to attach to a tank roof;
- and
- a lid operably connected to the flange body wherein the lid comprises a second composite material and wherein the lid comprises a hinge mechanism;
- a spring-actuated pressure relief mechanism comprising two springs and operably connected between the lid and an internal assembly;
- wherein the first composite material and the second composite material are the same material or different materials, and wherein the flange body has a face for accepting a gasket and wherein said flange body face is configured to reduce lateral movement of the gasket across said face.
2 more elements
Dependencies are inferred from the claim text.