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US 10,947,693 B2Granted
Reinforced lid for subgrade enclosures
AssigneeOldcastle Infrastructure, Inc.
InventorsNguyen Thai Dang, Mike Collins
Life of this patent
Estimating the term…
Abstract
In various embodiments, lids for an in-ground or subgrade vault is provided. In various embodiments, lids are provided with a plastic reinforcement structure and concrete. The plastic reinforcement structure includes one or more plastic sidewalls that protect the edges of the lid from damage. An internal reinforcement structure comprises receiving members for receiving, securing, and positioning rebar members that are cast in place in a finished product.
Claims17
A lid for a utilities vault, comprising:
- a substantially planar cover having a perimeter edge;
- a housing at least partially defined by at least one sidewall extending from said perimeter edge of said planar cover, said housing having an upper end and a lower end, and said at least one sidewall having an inner surface with a first location and a second location that define an inner diameter of said housing;
- a first receiving member extending inward from said inner surface at said first location, said first receiving member having a first shoulder face oriented towards said lower end of said housing;
- a second receiving member extending inward from said inner surface at said second location, said second receiving member having a second shoulder face oriented towards said lower end of said housing;
- and
- a rebar member positioned between said upper end and said lower end of said housing, said rebar member having a first end positioned on said first shoulder face and a second end positioned on said second shoulder face, said rebar member having a length that is substantially the same as said inner diameter of said housing to reinforce said at least one sidewall.
3 more elements
A lid for a utilities vault, comprising:
- a housing defined by a first sidewall and a second sidewall that extend from an upper end to a lower end of said housing, wherein said housing has an interior shoulder positioned on each of said first and second sidewalls with a geometric profile that receives a rebar member;
- said rebar member having one end positioned on said interior shoulder of said first sidewall and another end positioned on said interior shoulder of said second sidewall;
- a cover interconnected to said upper end of said housing, wherein said cover and said housing define an internal volume;
- and
- a fill material positioned in said internal volume, wherein said rebar member is embedded in said fill material to reinforce said first sidewall and said second sidewall.
2 more elements
Dependencies are inferred from the claim text.