(19)
(11) EP 1 772 631 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.11.2009 Bulletin 2009/45

(43) Date of publication A2:
11.04.2007 Bulletin 2007/15

(21) Application number: 06121835.0

(22) Date of filing: 05.10.2006
(51) International Patent Classification (IPC): 
F15B 13/04(2006.01)
 F15B 20/00(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 07.10.2005 IT MO20050256

(71) Applicant: SALAMI S.p.A.
41100 Modena (IT)

(72) Inventors:
  • Garcea, Rocco
    40134 Bologna (IT)
  • Franceschini, Stefano
    41041 Casinalbo (MO) (IT)

(74) Representative: Brogi, Graziano 
APTA S.R.L. Consulenti in Proprietà Industriale Via Giardini, 625
41100 Modena
41100 Modena (IT)

   


(54) Safety device for hydraulic distribution units


(57) A safety device (1) for hydraulic distribution units, which comprises a first normally-closed flow control unit (2) which can be associated with the input of a distribution unit (D), of the type which comprises at least one slider which can move with a reciprocating motion along a corresponding receptacle formed in a body for opening and closing ports for the passage of a working fluid, first driving means (3) for opening the first flow control unit (2) and first means (4) for sensing the position of an operator at a control post for actuating the distribution unit (D), which are functionally associated with the driving means, the first sensing means (4) being suitable to activate the first driving means (3) to open the first flow control unit (2) if the operator is located at the control post.







Search report