Security alarm system

Communications: electrical – Condition responsive indicating system – With particular system function

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

340508, 340518, 340531, 340533, 340537, 307 10AT, 324 66, 339198R, 174112, 1791753A, G08B 2300, G08B 1700

Patent

active

042740860

ABSTRACT:
In an alarm system, differently colored leads of the connection cable between the individual distributors are respectively assigned to different current paths according to a random sequence. By providing this association, targeted manipulations at the connection lines of the signal lines are prevented.

REFERENCES:
patent: 2106048 (1938-01-01), Candy
patent: 2945204 (1960-07-01), Berger
patent: 3404393 (1968-10-01), Blivice et al.
patent: 3644927 (1972-02-01), Green
patent: 3988724 (1976-10-01), Anderson
patent: 4032916 (1977-06-01), Galvin et al.
patent: 4161727 (1979-07-01), Thilo et al.
patent: 4162489 (1979-07-01), Thilo et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Security alarm system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Security alarm system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Security alarm system will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-157542

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.