Batteries: thermoelectric and photoelectric – Thermoelectric – Radiation pyrometer
Patent
1974-07-10
1976-03-09
Braun, Fred L.
Batteries: thermoelectric and photoelectric
Thermoelectric
Radiation pyrometer
136173, G03B 1702
Patent
active
039435377
ABSTRACT:
The rear cover for a film camera pivotably connected at one end to the camera housing and connectable at its other end to the housing is provided with a lock for releasably connecting the connectable end of the rear cover to the camera housing. The lock comprises a bias integrally connected to the film viewing window secured in the rear cover of the camera and a latch cooperating with the bias for releasably connecting the connectable end of the rear cover to the camera housing. In a second aspect of the invention, a second bias is provided which is integrally connected to the film viewing window and releasably secures a battery cell to the rear cover of the camera. In a third aspect of the invention, a structure for securing a battery cell to the rear cover of the camera is provided which is integrally connected to the film viewing window located therein.
REFERENCES:
patent: 1278323 (1918-09-01), Folmer
patent: 2927357 (1960-03-01), Lange
patent: 2946269 (1960-07-01), Maiershofer
patent: 3259410 (1966-07-01), Neudecker et al.
patent: 3459323 (1969-08-01), Boothman
patent: 3742832 (1973-07-01), Stoneham et al.
patent: 3753389 (1973-08-01), Monks
Balda-Werke
Braun Fred L.
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