Global Patent Index - EP 1529248 A2

EP 1529248 A2 2005-05-11 - DEVICE AND METHOD FOR TESTING THE LEAK-TIGHTNESS OF A TIMEPIECE CASE

Title (en)

DEVICE AND METHOD FOR TESTING THE LEAK-TIGHTNESS OF A TIMEPIECE CASE

Title (de)

VERFAHREN UND VORRICHTUNG ZUM DICHTHEITSPRÜFEN VON EINEM UHRGEHÄUSE

Title (fr)

DISPOSITIF ET PROCEDE DE CONTROLE DE L'ETANCHEITE D'UNE BOITE DE PIECE D'HORLOGERIE

Publication

EP 1529248 A2 (FR)

Application

EP 03792255 A

Priority

  • EP 03792255 A
  • EP 0308672 W
  • EP 02078340 A

Abstract (en)

[origin: EP1388766A1] Device for checking the sealing of a closed container, such as the casing (2) of a watch (1), comprises a sensor (32) for measuring fluctuations in the concentration of an atmospheric gas within the casing. When the concentration falls below the initial value, an alarm is sounded. An independent claim is made for a method for checking the sealing of a closed container.

IPC 1-7 (main, further and additional classification)

G04D 7/00

IPC 8 full level (invention and additional information)

G04G 99/00 (2010.01); G01M 3/20 (2006.01); G04B 37/08 (2006.01); G04C 3/00 (2006.01); G04D 7/00 (2006.01)

CPC (invention and additional information)

G04D 7/007 (2013.01)

Citation (search report)

See references of WO 2004019141A3

Designated contracting state (EPC)

CH DE FR GB LI

DOCDB simple family

EP 1388766 A1 20040211; AU 2003258575 A1 20040311; CN 1675598 A 20050928; EP 1529248 A2 20050511; JP 2005535902 A 20051124; KR 20050035874 A 20050419; US 2005270908 A1 20051208; WO 2004019141 A2 20040304; WO 2004019141 A3 20040715; WO 2004019141 A8 20050210