The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 29, 2023
Filed:
Sep. 18, 2020
Marioff Corporation Oy, Vantaa, FI;
MARIOFF CORPORATION OY, Vantaa, FI;
Abstract
There is provided a sprinkler device, comprising: a sprinkler bulbcomprising a sealed frangible housing, and a passive circuit devicewithin the housing, wherein the passive circuit devicecomprises a wireless module; and a base stationconfigured to detect pressure changes inside the sprinkler bulbvia the wireless module. A method of testing integrity of a sprinkler bulb is also provided, comprising: monitoring a pressure change within the sprinkler bulbvia a wireless moduleof a passive circuit deviceinside a sealed frangible housingof the sprinkler bulb; and determining that the sprinkler bulb is in working order if the pressure reaches a predetermined threshold; or determining that the sprinkler bulb is not in working order if the pressure does not reach the predetermined threshold.