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US 9,315,965 B1Granted
Flood control system panels for subway entrance
AssigneeRSA Protective Technologies, LLC
InventorsRichard S. Adler, David Toyne
Life of this patent
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Abstract
A cover system for covering an entrance of an underground structure. The cover system comprises a frame structure attached to a foundation of the entrance; and a seal gasket configured to provide a seal between the frame structure and the foundation and between the frame structure and a panel of the cover system. The panel further includes a plurality of engagement members that engage the panel with the frame structure.
Claims12
A cover system for covering an entrance of an underground structure, comprising:
- a panel;
- a frame structure having a plurality of protrusions that slidably engage a plurality of receptacles of the entrance,
- wherein a first gap is formed between the panel and the frame structure, and a second gap is formed between the frame structure and the entrance;
- and
- a seal gasket of a single piece configured to seal both first and second gaps between the frame structure and the entrance and between the frame structure and the panel of the cover system,
- wherein the panel further includes a plurality of engagement members that engage the frame structure, and
- wherein the entrance represents an entrance that allows a worker to enter a subway tunnel.
4 more elements
Dependencies are inferred from the claim text.