Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1984-01-19
1986-10-07
Brigance, Gerald L.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
34081504, 34081526, G09G 334
Patent
active
046162216
ABSTRACT:
An electromagnetic display or indicator element comprises a disc having a permanent magnet perpendicular to the disc's rotary axis. The disc is controlled by a single high remanence pole piece which has its forward end transversely (relative to the viewing direction) located relative to the disc to exert the main control on the magnet therein and its rearward end located rearwardly of the center of the disc.
REFERENCES:
patent: 3469258 (1969-09-01), Winrow
patent: 3916403 (1975-10-01), Mandzsu et al.
patent: 4156872 (1979-05-01), Helwig
patent: 4394652 (1983-07-01), Nabette
patent: 4401959 (1983-08-01), Enright et al.
patent: 4425864 (1984-01-01), Skrobisch
patent: 4531318 (1985-07-01), Chang et al.
Ishii Takashi
Tanaka Hidehiro
Brigance Gerald L.
MIWA Electric, Co. Ltd.
Nei Canada Limited
LandOfFree
Electromagnetic display does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electromagnetic display, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electromagnetic display will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-645032