Time indicator

Details Time indicator Time indicator

1997-05-24

1999-07-27

Roskoski, Bernard

Horology: time measuring systems or devices

Miscellaneous

116200, G04B 1700, G01N 3132

Patent

active

059302062

ABSTRACT:
A time indicator comprising a front part and a rear part, the rear part comprising an ink pattern layer overlaying a rear support member. The front part comprises a transparent front support layer, and an opaque adhesive layer having a front ink display surface, the adhesive layer capable of dissolving the ink pattern on the rear part, whereby contacting the front part with the rear part by applying the opaque adhesive layer onto the ink pattern layer activates the dissolution and migration of ink in a selected time interval from the ink pattern layer, through the opaque adhesive layer to the front ink display surface for viewing through the transparent front support layer.

REFERENCES:
patent: 4903254 (1990-02-01), Haas
patent: 5107470 (1992-04-01), Pedicano et al.

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