Writing device incorporating illuminating means

Details Writing device incorporating illuminating means Writing device incorporating illuminating means

1975-04-09

1977-04-05

O'Connor, Edna M.

Buckles, buttons, clasps, etc.

401192, F21V 3300, B43K 2910

Patent

active

040164144

ABSTRACT:
The present invention comprises a writing implement having means to provide for illumination on the writing surface concentrically about implement contact therewith. Replaceable, translucent writing cartridges are envisioned, this as well as a translucent end piece providing an aligning socket for the light bulb. Novel pressure switch means is supplied for selectively energizing the inwardly contained light means so that light illumination will be provided proximate the point of the implement.

REFERENCES:
patent: 1875048 (1932-08-01), Levene
patent: 2368839 (1945-02-01), Jansen
patent: 2467608 (1949-04-01), Bischof
patent: 2641670 (1953-06-01), Graves, Jr.
patent: 2761057 (1956-08-01), Modell
patent: 2954446 (1960-09-01), Wikkerink
patent: 3004140 (1961-10-01), Gomes
patent: 3045111 (1962-07-01), Hoenig
patent: 3095859 (1963-07-01), Levy
patent: 3668337 (1972-06-01), Sinclair
patent: 3697711 (1972-10-01), Tetrick

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