| (19) |
 |
|
(11) |
EP 0 534 173 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
01.02.1995 Bulletin 1995/05 |
| (43) |
Date of publication A2: |
|
31.03.1993 Bulletin 1993/13 |
| (22) |
Date of filing: 01.09.1992 |
|
|
| (84) |
Designated Contracting States: |
|
BE DE ES FR GB NL |
| (30) |
Priority: |
10.09.1991 IT MI912386
|
| (71) |
Applicant: BTICINO S.P.A. |
|
I-20122 Milano (IT) |
|
| (72) |
Inventors: |
|
- Fabrizi, Fabrizio
I-24100 Bergamo (IT)
- Fontana, Rodolfo
I-21100 Varese (IT)
|
| (74) |
Representative: Perani, Aurelio et al |
|
c/o JACOBACCI & PERANI S.p.A
Via Visconti di Modrone, 7
20122 Milano
20122 Milano (IT) |
|
| |
|
| (54) |
An industrial electrical socket unit and an interlocking switch |
(57) An electrical socket unit (1) for industrial equipment comprises a socket (6) connected
electrically to an automatic switch (5) of the type which has to be enabled in order
to be switched on, and has a preventing/enabling slider (28) which is moved, by means
(7) for detecting that a plug (9) has been inserted in the socket (6), from and into
a position in which the switch (5) is prevented from being switched on.