Measuring and testing – Volume or rate of flow – Thermal type
Reexamination Certificate
2005-09-20
2005-09-20
Noori, Max (Department: 2855)
Measuring and testing
Volume or rate of flow
Thermal type
Reexamination Certificate
active
06945106
ABSTRACT:
A mass flowmeter of the thermal type, having a planar, thin substrate with a sensing surface that can be brought into direct or indirect contact with a flowing fluid during a measurement, wherein electrically controllable heating elements and temperature sensor elements for determining a temperature difference are provided on the sensing surface by a planar technique. The substrate with its sensing surface is present in particular in a cavity of a module into which a feed line and a drain line for the fluid issue.
REFERENCES:
patent: 4558342 (1985-12-01), Sclar
patent: 5557967 (1996-09-01), Renger
patent: 6349596 (2002-02-01), Nakada et al.
patent: 6446504 (2002-09-01), Maginnis, Jr.
patent: 6550325 (2003-04-01), Inushima et al.
patent: 6777961 (2004-08-01), Hamamoto et al.
patent: 2002/0011104 (2002-01-01), Yamakawa et al.
patent: 2002/0043710 (2002-04-01), Mayer et al.
patent: 2003/0056586 (2003-03-01), Ueki et al.
patent: 2003/0115952 (2003-06-01), Mayer et al.
patent: 2004/0025585 (2004-02-01), Seki et al.
Berkin B.V.
Thompson Jewel V.
LandOfFree
Mass flowmeter does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Mass flowmeter, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Mass flowmeter will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3432510