(19)

(11)

EP 3 289 136 A1

(12)

(43) Date of publication: 07.03.2018 Bulletin 2018/10 (21) Application number: 16786864.5 (22) Date of filing: 22.01.2016

(51) International Patent Classification (IPC):  D07B 9/00(2006.01) E01D 19/16(2006.01) F16G 11/04(2006.01) (86) International application number: PCT/US2016/014464 (87) International publication number: WO 2016/175906 (03.11.2016 Gazette 2016/44)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 27.04.2015 US 201514697551 (71) Applicant: Campbell, Richard V. Havana, FL 32333 (US)	(72) Inventor: Campbell, Richard V. Havana, FL 32333 (US) (74) Representative: JENSEN & SON  366-368 Old Street London EC1V 9LT London EC1V 9LT (GB)