Variable monitoring and recording system

• US 3,142,820 A
• Filed: 01/20/1960
• Issued: 07/28/1964
• Est. Priority Date: 01/20/1960
• Status: Expired due to Term

• Current Assignee: Ametek Incorporated
• Original Assignee: Gilbert S. Daniels
• Inventors: Daniels, Gilbert S.
• Application Number:
  US04/003,535
• Time in Patent Office: 1,651 Days
• US Class Current: 710/15
• CPC Class Codes: G06F 13/22 using successive scanning, e.g. polling G06F13/24 takes precedence

Claims

1. A CONTINOUS VARIABLE MONITORING SYSTEM COMPRISING:

RESPECTIVE VARIABLE RESPONSIVE ANALOG SIGNAL INPUT MEANS PROVIDING ANALOG ELECTRICAL SIGNALS INDICATIVE OF THE VALUES OF THE VARIABLES TO BE CONTINUOUSLY MONITORED, SWITCHING MEANS FOR CYCLICALLY CONTINUOUSLY SEQUENTIALLY FEEDING THE ANALOG OUTPUTS OF SAID SIGNAL INPUT MEANS IN A RANDOM SEQUENCE TO A COMMON OUTPUT, STORAGE MEANS INCLUDING A SERIES OF SEQUENTIALLY ADDRESSABLE STORAGE LOCATIONS IN WHICH ARE RESPECTIVELY STORED VARIABLE IDENTIFYING NUMBERS IDENTIFYING SIGNAL INPUT MEANS TO BE SCANNED IN THE ORDER IN WHICH ACCESS TO THE STORAGE LOCATION IS OBTAINED, FIRST MANUAL SWITCH MEANS FOR SETTING THE VARIABLE IDENTIFYING NUMBER AND A SECOND MANUAL SWITCH MEANS FOR SETING A NUMBER IDENTIFYING THE STORAGE LOCATION IN WHICH SAID VARIABLE IDENTIFYING NUMBER IS TO BE STORED, MEANS RESPONSIVE TO SAID FIRST AND SECOND MANUAL SWITCHES FOR SUBSTITUTING THE VARIABLE IDENTIFYING NUMBER SET ON SAID FIRST MANUAL SWITCH MEANS FOR THE VARIABLE IDENTIFYING