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Vehicle seat suspension mat

  • US 9,333,878 B2
  • Filed: 05/17/2013
  • Issued: 05/10/2016
  • Est. Priority Date: 05/30/2012
  • Status: Expired due to Fees
First Claim
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1. A vehicle seat suspension mat, comprisingone or more suspension springs for supporting a seat cushion, anda pressure sensor module arranged on said one or more suspension springs for being applied against a bottom surface of said seat cushion, said pressure sensor module being configured for producing an electrical signal responsive to pressure acting on said pressure sensor module;

  • wherein said pressure sensor module comprises a base plate and a film-type pressure sensor arranged on said base plate, said film-type pressure sensor including a pressure-sensitive cell;

    wherein said base plate comprises a frame and an actuator, said actuator being linked to said frame in such a way that said actuator is capable of movement relative to said frame;

    wherein said actuator is arranged against said pressure-sensitive cell of said film-type pressure sensor; and

    wherein said actuator comprises a fixation element fixing said base plate to said one or more suspension springs, said fixation element spacing said base plate from said one or more suspension springs.

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