Patent ID: 7956297
Filing Date: 2011-06-07
Classification: G01G,Y10T

Abstract:
1. A scale comprising: a housing defining an interior and having an exterior; a movable post extending from the housing and coupled to a weighing mechanism within the housing interior; a weighing platform carried by the movable post outside of the housing exterior; and a water resistant damper mounted within the housing interior and coupled to the movable post, the damper having a piston within a sleeve, a top cap on a top end of the sleeve, an air chamber between the piston and the top cap within the sleeve, an air passage to the air chamber through the top cap, and a bottom cap fitted over a bottom end of the sleeve, wherein an elongate, non-linear air channel communicates between the air passage and a port formed through a portion of the top cap, wherein the bottom cap has an annular flange extending inward to a central opening in the flange, wherein the flange is funnel shaped and angles away from the open bottom of the sleeve, and wherein the piston rod extends through the central opening in the flange and the central opening creates a water drain gap between the flange and piston rod.