Patent ID: 6177638
Filing Date: 2001-01-23
Classification: F16H,G01G

Abstract:
A portable load scale for weighing vehicles or trailers on rough terrain, the load scale comprising:(A) a base platform comprising at least two opposing ramp members, a pair of parallel runner assemblies each comprising a longitudinally extending base plate and a longitudinal support beam, said base plate being wider than said support beam, and lateral bridging members, where said runner assemblies connect said ramp members together to define two parallel wheel pathways and where said lateral bridging members connect said runner assemblies together to define a central gap open to the terrain beneath said base platform, whereby the footprint of said base platform is defined solely by said longitudinally extending base plates and said lateral bridging members;(B) a support deck supported by said base platform, said support deck comprising a top panel and a bottom panel joined by reinforcing members,(C) load cells mounted to said support deck, and(D) rocker assemblies connecting said load cells to said runner assemblies of said base platform, said rocker assemblies each comprising a ball bushing whereby said load cells and said base platform pivot relative to each other in any or all three axis directions.