04280520 is referenced by 7 patents and cites 6 patents.

A liquid collection pan in the wash compartment below the opening thereinto from the prewash compartment has a shielded slot directed toward the opening which captures and returns liquid entering the wash compartment from the prewash compartment.

Title
Warewashing machine splashover return system
Application Number
6/74650
Publication Number
4280520
Application Date
September 12, 1979
Publication Date
July 28, 1981
Inventor
Thomas B Heckman
Troy
OH, US
William H McMahon
Ludlow Falls
OH, US
Louis F Fraula
Troy
OH, US
Agent
Biebel French & Nauman
Assignee
Hobart Corporation
OH, US
IPC
B08B 3/02
View Original Source