Weight measuring system and method used with a spring system of a seat
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United States of America Patent
Stats
-
Feb 10, 2004
Grant Date -
Nov 8, 2001
app pub date -
May 4, 2001
filing date -
Jun 7, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Vehicle seat including a cushion defining a surface adapted to support an occupying item, a spring system arranged underneath the cushion and a sensor arranged in association with the spring system and/or cushion for generating a signal based on downward movement of the cushion caused by occupancy of the seat which is indicative of the weight of the occupying item. The sensor can be a spring retained at both ends and which is tensioned upon downward movement of the cushion whereby a force in the spring indicative of weight of the occupying item is measured. The sensor can also include strain gages, e.g., SAW strain gages.
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