Installation for determining the temperature of the heater coil

Details Installation for determining the temperature of the heater coil Installation for determining the temperature of the heater coil

1980-11-03

1982-11-09

La Roche, Eugene

X-ray or gamma ray systems or devices

Electronic circuit

X-ray source power supply

315 94, 315107, H05G 126, G01K 716, G01K 1300

Patent

active

043586830

ABSTRACT:
In the exemplary embodiment the temperature-dependent resistance of the cathode coil is taken as the measure of the instantaneous coil temperature and is employed for the purpose of dimensioning an increased filament power in the transition time between fluoroscopy and radiography, or for the purpose of dimensioning a heating pause in the transition time between radiography and fluoroscopy, respectively.

REFERENCES:
patent: 1266570 (1918-05-01), Farnsworth
patent: 4295049 (1931-10-01), Ebersberger et al.
Keskimaki, C. A., "Dynamic Resistance Spot Weld Analyzer", Western Electric Technical Digest, No. 46, Apr. 1977, pp. 21 & 22.

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