(19)

(11)

EP 0 045 804 A1

(12)

(43) Date of publication: 17.02.1982 Bulletin 1982/07 (21) Application number: 81900778.0 (22) Date of filing: 13.02.1981

(51) International Patent Classification (IPC):  F16C 19/ 49( . ) F16C 29/ 04( . ) F16C 33/ 37( . ) F16C 19/ 50( . ) F16C 29/ 06( . ) F16C 33/ 50( . ) (86) International application number: PCT/US1981/000188 (87) International publication number: WO 1981/002333 (20.08.1981 Gazette 1981/20)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL SE (30) Priority: 14.02.1980 US 19800121595 (71) Applicant: LOWRY, Sr, George William Balch Springs, TX 75180 (US)	(72) Inventor: LOWRY, Sr, George William Balch Springs, TX 75180 (US) (74) Representative: Bayliss, Geoffrey Cyril  BOULT, WADE & TENNANT 27 Furnival Street London EC4A 1PQ London EC4A 1PQ (GB)