Speed alarm system for an automobile

Details Speed alarm system for an automobile Speed alarm system for an automobile

1995-07-24

1996-09-10

Hofsass, Jeffery

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340466, 340936, 340961, B60Q 100

Patent

active

055549705

ABSTRACT:
A speed alarm system for an automobile comprised of a first circular disk having a semi-circular electronic indicator grid formed around an outer periphery thereof. The first circular disk is rotatably positioned on a speedometer relay of an automobile and coupled thereto by a knob portion. A second circular disk has a circular recess formed therein inwardly of an outer periphery thereof. The second circular disk is positionable through an upper portion of the knob portion whereby the semi-circular electronic grid of the first circular disk is in selective alignment with the circular recess of the second circular disk. An indicating needle has a first end rotatably coupled with the upper portion of the knob portion. A second end has a magnetic portion extending downwardly through the circular recess of the second circular disk. A speaker has wiring extending outwardly thereof to couple with the existing speedometer relay of the automobile and with the semi-circular electronic grid of the first circular disk.

REFERENCES:
patent: 3823383 (1974-07-01), Mallinger
patent: 4016536 (1977-04-01), La Chapelle

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