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Ferroelectric liquid crystal apparatus having protective cover means

  • US 4,674,839 A
  • Filed: 09/09/1986
  • Issued: 06/23/1987
  • Est. Priority Date: 09/10/1985
  • Status: Expired due to Term
First Claim
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1. A liquid crystal apparatus, comprising:

  • a liquid crystal cell, which comprises a first substrate, a second substrate which is flexible on application of an external force and is disposed oppositely spaced from the first substrate and secured at the periphery to the first substrate to leave an internal space therebetween, and a ferroelectric liquid crystal filled in the internal space; and

    protection means for protecting the liquid crystal cell from an external force.

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