US 12,753,566 B2Granted

Modular pit frame

AssigneeThe Ford Meter Box Company, Inc.

InventorSteven W. Hockema

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Abstract

A modular pit frame is provided. The modular pit frame is configured to receive a lid which fits over a tile and has one of a plurality of lid types. This modular pit frame also includes a riser having an opening bordered by a modular rim that includes a plurality of rim sections. Each of the plurality of rim sections is configured to accommodate a lid type of the plurality of lid types. The plurality of rim sections also includes a first rim section, a second rim section, and a third rim section. The first rim section includes a first rim wall that depends into the opening and forms a first portion of a periphery of the opening. The second rim section includes a second rim wall that depends into the opening and forms a second portion of the periphery of the opening. The second rim wall depends further into the opening than the first rim wall.

A modular pit frame, configured to receive a lid made to fit over a tile and has one of a plurality of lid types, the modular pit frame comprising:

a riser;
wherein the riser includes a central circular opening bordered by a modular rim that includes a plurality of rim sections;
wherein each of the plurality of rim sections is configured to accommodate a lid type of the plurality of lid types;
a collar extending from the riser;
wherein the collar is configured to be supported by the tile;
wherein the plurality of rim sections includes a first rim section, a second rim section, and a third rim section;
wherein the first rim section includes a first rim wall that depends into the central circular opening and forms a first portion of a periphery of the central circular opening;
wherein the first rim section includes a first rim edge that extends transverse to the first rim wall into the central circular opening;
wherein the second rim section includes a second rim wall that depends into the central circular opening and forms a second portion of the periphery of the central circular opening;
wherein the second rim wall depends further into the central circular opening than the first rim wall;
wherein the second rim section includes a second rim edge that extends transverse to the second rim wall into the central circular opening;
wherein the third rim section includes a third rim wall that depends into the central circular opening and forms a third portion of the periphery of the central circular opening;
wherein the third rim wall depends further into the central circular opening than the first rim wall and the second rim wall;
wherein the third rim section includes a third rim edge that extends transverse to the third rim wall into the central circular opening;
a first transition surface located adjacent the first rim section and the second rim section;
and
a second transition surface located adjacent the second rim section and the third rim section.

14 more elements

Abstract

Claims20