(19)
(11) EP 0 440 983 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.04.1992 Bulletin 1992/16

(43) Date of publication A2:
14.08.1991 Bulletin 1991/33

(21) Application number: 90125491.2

(22) Date of filing: 27.12.1990
(51) International Patent Classification (IPC)5: E05B 27/00
(84) Designated Contracting States:
DE ES FR GR IT

(30) Priority: 05.02.1990 IT 1925890

(71) Applicant: CAS DI A.A. CAMPI S.p.A.
I-20030 Camnago di Lentate Sul Seveso, Milano (IT)

(72) Inventor:
  • Castoldi, Alberto
    I-22066 Mariano Comense (Como) (IT)

(74) Representative: Dr. Ing. A. Racheli & C. S.r.l. 
Viale San Michele del Carso, 4
20144 Milano
20144 Milano (IT)


(56) References cited: : 
   
       


    (54) Revolving cylinder and radial piston type safety lock unit with relative key


    (57) The new lock comprises a body (12), a revolving cylinder (16) inside the body (12), a first series of pistons (28) driven by springs (25) into appropriate radial holes (23) in the cylinder (16) and one or two further series of pistons (34), without springs, free to slide into respective radial holes (32) in the cylinder (16) and cooperating with notches (36) provided on the inner wall of the body (12).






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