Luminous display board

Details Luminous display board Luminous display board

1991-10-30

1993-03-02

Lazarus, Ira S.

Illumination

Chemiluminescent lighting

362253, 362806, 362812, 206461, 229 928, 401241, F21K 206

Patent

active

051903679

ABSTRACT:
A flat type luminous member that illuminates characters or pictures drawn on a greeting card, a card attached to a bouquet, a display or the like from the back side thereof. The luminous member includes a flexible light-transmitting container having at least a glass ampule within the container. The glass ampule and the container are each filled with respective solutions for causing chemical luminescence when the respective solutions are mixed. The container is flat-shaped and has a luminous portion where luminous light emits. The luminous portion has pictures or characters thereon.

REFERENCES:
patent: 1143729 (1915-06-01), Schmidt
patent: 2160724 (1939-05-01), Fletcher
patent: 2361354 (1944-10-01), Regester
patent: 3539794 (1970-11-01), Rauhut et al.
patent: 3756398 (1973-09-01), Green et al.
patent: 4117532 (1978-09-01), Arbib
patent: 4559583 (1985-12-01), Ku
patent: 4814949 (1989-03-01), Elliott
patent: 4951404 (1990-08-01), Lithwick
patent: 4975809 (1990-12-01), Ku

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