Back to results
US 2018/0020841 A1Published application
Cushioning material having sensor, and bed
AssigneesMitsui Chemicals, Inc., The School Corporation Kansai University
InventorsMasahiko MITSUZUKA, Satoshi YAMASAKI, Yoshiro TAJITSU
Life of this patent
Estimating the term…
Abstract
The cushioning material having a sensor 1 includes a resin sheet 4 composed of photoelastic resin, a cushioning material 21 laminated on the resin sheet 4, a photosensor 15 including a light generating unit 5 and a light receiving unit 8 that are disposed to face each other so as to sandwich the resin sheet 4, and a processor 3 that detects a stress applied to the resin sheet 4 based on the light signal detected by the photosensor 15.
Claims12
A cushioning material having a sensor, comprising:
- a resin sheet composed of photoelastic resin,
- a cushioning material laminated on the resin sheet,
- a photosensor including a light generating unit and a light receiving unit that receives light generated from the light generating unit through the resin sheet, and
- a processor that detects a stress applied to the resin sheet based on a light signal detected by the photosensor.
1 more element
Dependencies are inferred from the claim text.