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US 2022/0105663 A1Published application
Manhole urethane mold and method of producing the same
AssigneeHancock Concrete Products Co., Inc.
InventorsJacob Nohl, Alec Gausman, Craig Knochenmus
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Abstract
Process and mold embodiments are described herein for creating polyurethane molds that allow for the production of manhole bases.
Claims10
A method of manufacturing a mold for creating a manhole component, comprising:
- creating a first mold having a void;
- inserting a reinforcing structure into the first mold;
- pouring a polymer into the first mold;
- and
- curing the polymer to create a second mold.
2 more elements
A method of manufacturing a manhole component, comprising:
- creating a first mold having a void;
- inserting a reinforcing structure into the first mold;
- pouring a polymer into the first mold;
- curing the polymer to create a second mold;
- attaching one or more hole formers to said second mold to create a modified second mold;
- and
- using said modified second mold, pouring a concrete manhole component.
4 more elements
A mold for manufacturing a manhole component, comprising:
- a urethane body;
- and
- a reinforcing structure at least partially inside of said urethane body.
Dependencies are inferred from the claim text.