Patent ID: 7235747

Claim:
A arm scale apparatus comprising: a casing shaped to fit partly around a person's arm; a casing strap attached to said casing and having a fastener thereon for strapping said casing to a person's arm; a display on said casing positioned to face a person having said casing attached on the person's arm; a tray coupling platform mounted on top of said casing positioned for removably mounting a tray thereto in a position for holding materials to be weighted therein while said casing is mounted to a person's arm; a tray removably attached to said tray coupling platform; a battery mounted in said casing for powering said scale; at least one pressure sensor mounted under said tray coupling platform for sensing pressure from said tray coupling platform for determining the weight of material in a tray and displaying said weight on said display; whereby materials can be weighted by a person while using his hands.