(19)
(11) EP 0 188 446 A1

(12)

(43) Date of publication:
30.07.1986 Bulletin 1986/31

(21) Application number: 85902818.0

(22) Date of filing: 14.05.1985
(51) International Patent Classification (IPC): 
H01L 41/ 113( . )
(86) International application number:
PCT/US1985/000906
(87) International publication number:
WO 1985/005499 (05.12.1985 Gazette 1985/26)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 14.05.1984 US 19840610103

(71) Applicant: HEALTH-WATCH PARTNERSHIP
San Francisco, CA 94111 (US)

(72) Inventors:
  • LUZZI, Edward, P.
    Foster City, CA 94404 (US)
  • RICKS, Robert, D.
    Newark, CA 94560 (US)

   


(54) PIEZOELECTRIC POLYMER FORCE TRANSDUCER WITH AN OUTPUT CIRCUIT