Electronic level device

Details Electronic level device Electronic level device

G - Physics

08

C

33/106, 340/137.

G08C 21/00 (2006.01) H01H 29/20 (2006.01)

Patent

CA 1237181

ABSTRACT OF THE DISCLOSURE An electronic level device characterized by an enclosure, a knob and shaft rotatably coupled to the enclosure, and a mercury switch located within the enclosure and attached to an end portion of the shaft. The mercury switch is closed when it is in a gravitationally normal position, and is open when it is tilted from the gravitational norm by more than a predetermined amount. By rotating the knob, the angle at which the mercury switch closes can be varied. An audible alarm is actuated by the closure of the mercury switch.

443010

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