×

Apparatus for controlling an elevator

  • US 5,012,899 A
  • Filed: 04/25/1989
  • Issued: 05/07/1991
  • Est. Priority Date: 04/26/1988
  • Status: Expired due to Term
First Claim
Patent Images

1. An apparatus for controlling an elevator under a distributed control by a plurality of microcomputers comprising:

  • a master microcomputer and a plurality of slave microcomputers,said master microcomputer including a microprocessor and memory which stores control data representing regulating and set values and control programs for the slave microcomputers,each of said slave microcomputers including a slave system memory which can receive and store a control program and the control data received from said master microcomputer,transmitting means connected between said master microcomputer and each of said plurality of slave microcomputers for transmitting control data and control programs from said master microcomputer memory to said respective slave microcomputers to be stored in said slave system memories.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×