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Variable monitoring and recording apparatus PDF

51 Pages·2013·5.82 MB·English
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June 6, 1961 D. J. GIMPEL EVAL 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 2l, 1956 16 Sheets-Sheet 1 @97.1. JuneV 6, 1961 D. J. GlMPr-:L x-:TAL 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Deo. 2l, 1956 16 Sheets-Sheet 2 @if E6 Z7 Z3 39 “Wolde 30 31 3E 33 34 @22ml June 6, 1961 D. J. GIMPl-:L Erm. 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 2l, 1956 16 Sheets-Sheet 3 X014 June 6, 1961 D. J. GIMPEL. ErAL 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 21, 1956 16 Sheets-Sheet 4 2,987,704 June 6, 1961 D. J. GIMPEL ErAL VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 21, 1956 16 Sheets-Sheet 5 ¿UsN 'N q June 6, 1961 D. J. GIMPEL EI'AL 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 21, 1956 16 Sheets-Sheet 6 «.97 í MM N. E *Quì NRTw@ EN. w »uGmMsM. ln INVENTOÍLS " Gizágrí im l* hun June 6, 1961 D. J. GIMPEL ETAL 2,987,704 VARIABLE MONITORING ANO RECORDING APPARATUS Filed Dec. 2l, 1956 16 Sheets-Sheet 'T ,Li 7" . 7c. 0.0D1y7/5' ti iÀi¿ s “à k ¿Visé ¿57 ¿é Keen/elf PJ@ ,M0/na M@ c 44d/ fo Cyc/e Caf/wär? June 6, 1961 D. J. GIMPl-:L ETAL 2,987,704 VARIABLE MONITORING ANO RECORDING APPARATUS Filed Dec. 21, 1956 16 Sheets-Sheet B àä/ m.\.\1 _Dam . ¿fía/765 June 6, 1961 D. J. GIMPEL ETAL 2,987,704 VARIABLE MoNrToRING AND RECORDING APPARATUS Filed Dec. 2l, 1956 16 Sheets-Sheet 9 wäh. ` www! Wä. J - INVENTORS uw á.' / óìláerä Joím Zdfäd ¿ma J June 6, 1961 D. J. GIMPEL ETAL 2,987,704 VARIABLE MONITORING AND RECORDING APPARATUS Filed Dec. 2l, 1956 16 Sheets-Sheet 10

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