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:
Nov. 06, 2001
Filed:
Dec. 08, 1998
Christian Siebert, Kassel, DE;
Frank Trinter, Kaufungen, DE;
Other;
Abstract
The device is used to determine the flow rate of a medium, e.g. of a fluid or a gas, including a housing (,) with a chamber (,) through which the medium is axially flowing and which receives an impeller wheel (,) with one blade (,), whereas the impeller wheel (,) is provided with a carrier body (,) having a centrical boring (,) for receiving an axle (,), whereas the carrier body (,) is provided in the area of the axle (,) with at least one opening (,) running radially to the centrical boring in the carrier body (,), whereas the axle (,) is arranged in the carrier body (,) by at least one, preferably two radial bearings (,), whereas a radial allowance is provided between the boring of the carrier body (,) and the axle (,), whereas, due to the radial allowance between boring (,) in the carrier body (,) and axle (,), water is entering at the open side of the boring (,) and is exiting through the radially running opening (,) in the carrier body (,).