Key top for automatic assembly for keyboard apparatus

Details Key top for automatic assembly for keyboard apparatus Key top for automatic assembly for keyboard apparatus

1981-04-15

1982-11-02

Combs, Ervin M.

Metal working

Method of mechanical manufacture

With testing or indicating

29809, 209583, 400490, B23Q 15013, B23Q 1700

Patent

active

043566138

ABSTRACT:
A method of forming and attaching individual key tops to the key stems of a multi-key keyboard wherein each key top is formed of contrasting colors such that the key top indicia is clearly visually recognizable while also providing each key top with a bar code indicia for enabling a bar code reader to select a desired key top from among a random group of key tops and for enabling a transfer mechanism to selectably orient the selected key top with respect to a key stem for automatic attachment thereto.

REFERENCES:
patent: 3081885 (1963-03-01), Carlzen
patent: 3523316 (1970-08-01), Alexander
patent: 3851359 (1974-12-01), Escholz
patent: 4042090 (1977-08-01), Hasebe et al.
patent: 4058217 (1977-11-01), Vaughn et al.
patent: 4182030 (1980-01-01), Mullins
patent: 4248389 (1981-02-01), Thompson et al.
Manufacturing Engineering, vol. 85, No. 1, Jul. 1980, p. 56.

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