[PRCo] Re: The final brake

[ROBERT R ROCKWELL]

So, in the case of a complete  power failure on an ALL electric car,  which is the last resort ? A motor drum brake spring loaded (reduction type brake), or a magnetic track brake fed from 32 v batteries ?
Robert Rockwell
w3syt1 at msn.com<mailto:w3syt1 at msn.com>
  ----- Original Message ----- 
  From: Boris Cefer<mailto:westinghouse at iol.cz> 
  To: pittsburgh-railways at dementia.org<mailto:pittsburgh-railways at dementia.org> 
  >>> followed by a mechanic brake, 
  wheel tread brakes operated by air on earlier PCCs or motor drum brakes controlled electrically on most postwar cars.