(19)
(11) EP 1 261 001 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.02.2005 Bulletin 2005/06

(43) Date of publication A2:
27.11.2002 Bulletin 2002/48

(21) Application number: 02011158.9

(22) Date of filing: 21.05.2002
(51) International Patent Classification (IPC)7: H01H 21/22
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.05.2001 IT TO20010476

(71) Applicant: ABB Sace S.p.A.
20124 Milano (IT)

(72) Inventors:
  • Colombo, Pierangelo
    20033 Desio (MI) (IT)
  • Lavazza, Alberto
    21010 Vizzola Ticino (VA) (IT)

(74) Representative: Giavarini, Francesco 
ZANOLI & GIAVARINI S.r.l. Viale Bianca Maria, 35
20122 Milano
20122 Milano (IT)

   


(54) Slim pushbutton unit


(57) Slim pushbutton unit (21), comprising a support base (23) and a button (24), mounted on the support base (23), provided for moving between an actuating position and a rest position. The button (24) has a body (28) hinge-mounted on the support base (23) through a linkage comprising a bridge section (29) of the aforementioned body (28). The crosspiece of the bridge (29) constitutes the pin (31) of the hinge-mounting and has an appendage (32). The support base (23) comprises a protruding slug (34) that defines cylindrical surfaces (36, 37) and a channel (38), respectively coupled with the pin (31) and with the appendage (32) for rotational guidance and axial contrast of the button (24), substantially without any play.






Search report