Title: Computer with manual parameter entry means

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Claims: What is claimed is:

1. A computing system having a computing section for computing according to a predetermined programme, an input unit coupled to feed information into said computing section and a display unit coupled to said computing section to display information contained therein, and wherein said input unit includes means to apply to said computing section quantities representative of the initial conditions of variables of said information, manually-actuable means for varying the value of the quantity representing a designated variable from its initial condition, electronic circuitry for generating a train of pulses, said manually-actuable means comprising a manually rotatable element arranged to operate said electronic circuitry to generate a train of pulses to vary said value, and an up/down counter arranged to receive said train of pulses and the value of said designated variable and to output an altered value thereof.

2. A computing system according to claim 1 wherein said input unit includes monitoring means responsive to the occurrence of predetermined conditions within said computing section.

3. A computing system according to claim 2, wherein said monitoring means includes a plurality of lights.

Other info:

Inventors: Gaffney, Thomas David (Dundalk, EI)

Application Number: 529635
Filing Date: 1974-12-04
Publication_date: 1976-06-01
Assignee: Oeleq Limited (Dundalk, EI)
Primary Class(es): 708/141 714/46
Other Classes:
US Patent Ref:

3324458	Jun, 1967	MacArthur	340/172.
3505512	Apr, 1970	Frick, Jr. et al.	235/150.
3532862	Oct, 1970	Dahlin	235/150.
3543010	Nov, 1970	Dahlin	235/150.
3602701	Sep, 1971	Boy, Jr.	235/150.
3770946	Nov, 1973	Fertik et al.	235/150.
3863060	Jan, 1975	Rode et al.	235/156.

Other Refs:
Primary Examiner: Malzahn, David H.
Assistant Examiner:
Attorney: Mason, Fenwick & Lawrence