Operation and control of press brake used at El Segundo plant of Douglas Aircraft Co; photoelectric circuits control individual feed table drive motors; so long as tape interrupts light beam, each feed table motor operates; 1/2 in. notch in steel tape brakes motor with work properly positioned to receive stroke of ram.
Photocells control versatile press brake
Automation
Automation ; 3 , n 8
1956
3 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Solution-processed small molecular photocells with neat fullerene
Online Contents | 2014
|Engineering Index Backfile | 1950
|SAE Technical Papers | 1950
|Plasmon enhanced photovoltaic effect in metallically nanomodified photocells
Online Contents | 2013
|