Education and demonstration – Occupation
Patent
1981-03-30
1982-10-26
Grieb, William H.
Education and demonstration
Occupation
434430, G09B 2900
Patent
active
043559832
ABSTRACT:
A control panel layout sheet having on one side thereof first indications indicating control devices that are to be mounted on the control panel to be made from the sheet, second indications indicating the external pneumatic lines that are to be interconnected to the devices, and third indications indicating the external electrical lines that are to be interconnected to the devices whereby the layout sheet is adapted to be utilized as a guide for constructing a control panel having all of the control devices and external pneumatic and electrical lines thereon. The first, second and third indications are disposed on the sheet in substantially the exact location that the control devices and external pneumatic and electrical lines will take in a respective control panel to be made therefrom so that the layout sheet substantially simulates a completed control panel when facing the same.
REFERENCES:
patent: 2655176 (1953-10-01), Dreyfuss et al.
patent: 3231989 (1966-02-01), Jensen
patent: 4093329 (1978-06-01), Asbill
patent: 4095863 (1978-06-01), Hardin
patent: 4095864 (1978-06-01), Hardin
patent: 4165139 (1979-08-01), Asbill
Grieb William H.
Robertshaw Controls Company
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