(19)

(11)

EP 0 221 110 A1

(12)

(43) Date of publication: 13.05.1987 Bulletin 1987/20 (21) Application number: 86902733.0 (22) Date of filing: 17.04.1986

(51) International Patent Classification (IPC):  G01D 4/ 00( . ) G01F 15/ 06( . ) G01D 5/ 39( . ) G01R 11/ 16( . ) (86) International application number: PCT/US1986/000794 (87) International publication number: WO 1986/006529 (06.11.1986 Gazette 1986/24)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 29.04.1985 US 19850727925 (71) Applicant: SHELLEY, Edwin F. New Rochelle, NY 10804 (US)	(72) Inventor: SHELLEY, Edwin F. New Rochelle, NY 10804 (US)