Electronic digital watch

Details Electronic digital watch Electronic digital watch

1977-12-22

1983-05-10

Weldon, Ulysses

Horology: time measuring systems or devices

Cases

Combined with disparate device

368284, 368 82, 368 10, G04B 3712

Patent

active

043826873

ABSTRACT:
A writing implement containing electrical circuitry for keeping and displaying time. The implement includes an elongated barrel portion with a writing element having a tip portion protruding from one end thereof and an electrical time keeping device defined by an elongated support in the form of a chip or circuit board disposed within the barrel portion and having a plurality of numerical display elements which extend in a row longitudinally of the barrel of the implement and are aligned behind an elongated window which extends across a longitudinally extending opening in the wall of the barrel. Structures are provided for easily retaining and removing a battery with respect to the barrel to arrange it in circuit with electrical circuitry supported by the circuit board. Structures are also provided for easily removing the elongated circuit board from the barrel and replacing it with another board or after it has been repaired.

REFERENCES:
patent: 2129480 (1938-09-01), Schlacht
patent: 3538703 (1970-11-01), Walton
patent: 3866406 (1975-02-01), Roberts

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