Thief hatch

摘要

Embodiments of the present disclosure are directed towards a venting hatch having a base configured to couple to a storage container, wherein the base comprises a central opening configured to be exposed to an opening of the storage container, a cap coupled to the base, a seal disposed between the base and the cap, and an actuating mechanism configured to exert a biasing force on the seal to bias the seal against an annular lip of the base, wherein the actuating mechanism is disposed on an exterior surface of the cap.

主权项

1. A system, comprising:
a thief hatch, comprising:
a base configured to couple to a storage container, wherein the base comprises a central opening configured to be exposed to an opening of the storage container;a cap coupled to the base;a seal disposed between the base and the cap; andan actuating mechanism configured to exert a biasing force on the seal to bias the seal against an annular lip of the base, wherein the actuating mechanism comprises a center pad and an actuating stem arranged to engage the center pad to transfer the biasing force to the seal, and wherein the actuating mechanism is disposed on an exterior surface of the cap and is removable from the exterior surface while maintaining a sealing interface between the seal and the annular lip.