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:
Oct. 15, 2019
Filed:
Sep. 26, 2017
Hella Kgaa Hueck & Co., Lippstadt, DE;
Sergej Tonewizki, Diepholz, DE;
Ingo Zoyke, Stuhr Moordeich, DE;
HELLA KGAA HUECK & CO., Lippstadt, DE;
Abstract
A device for measuring a fill level of a liquid in a container with an ultrasonic sensor, wherein the ultrasonic sensor is arranged at the bottom end of a damping cup with a measuring tube, wherein the top area of the measuring tube has at least one inner ventilation hole and a cover assigned to the inner ventilation hole. The cover surrounds at least the upper end area of the measuring tube and itself has at least one outer ventilation hole, wherein at least one screen is present in the cover and is in contact with the cover at the top. The screen is in contact with the cover at the top and extends horizontally from the measuring tube as far as a side wall of the cover.