Security key for lock barrels

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(11)

EP 2 770 139 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	14.10.2015 Bulletin 2015/42

(43)	Date of publication A2:
	27.08.2014 Bulletin 2014/35

(21)	Application number: 14156352.8

(22)	Date of filing: 24.02.2014

(51)

International Patent Classification (IPC):

E05B 19/06^(2006.01)

E05B 27/00^(2006.01)

(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

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Priority:

26.02.2013 ES 201330265

(71)	Applicant: Talleres De Escoriaza, S.A.
	20305 Irun (Guipuzcoa) (ES)

(72)	Inventor:
	Alcelay Bea, Jose 20305 IRUN (GUIPUZCOA) (ES)

(74)	Representative: Novagraaf Technologies
	Bâtiment O2 2, rue Sarah Bernhardt CS90017 92665 Asnières-sur-Seine Cedex 92665 Asnières-sur-Seine Cedex (FR)

(54)	Security key for lock barrels

(57) A security key for lock barrels, featuring at least one longitudinally-orientated security groove (2) whose longitudinal dimension shall be considerably less than the length of the habitual insertion grooves (3), its profile and longitudinal dimension being such that they correspond to complementary means existing within the plug (5) of the barrel (4), which shall be at least one security insertion pin (7) and another complementary means which shall be the length limit measuring pin (8) of the security groove (2).

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