Measuring and testing – Fluid pressure gauge – With protective separator
Reexamination Certificate
2006-07-25
2006-07-25
Lefkowitz, Edward (Department: 2855)
Measuring and testing
Fluid pressure gauge
With protective separator
Reexamination Certificate
active
07080558
ABSTRACT:
A process seal for a process control transmitter is provided. The seal includes a contact region which provides a metal to metal seal against a coupling flange.
REFERENCES:
patent: 3974855 (1976-08-01), Webb
patent: 4005848 (1977-02-01), Eggleston
patent: 4046010 (1977-09-01), Akeley
patent: 4231546 (1980-11-01), Eggleston et al.
patent: 4798089 (1989-01-01), Frick et al.
patent: 4833922 (1989-05-01), Frick et al.
patent: 4993754 (1991-02-01), Templin, Jr.
patent: 5094109 (1992-03-01), Dean et al.
patent: 5095755 (1992-03-01), Peterson
patent: 5184514 (1993-02-01), Cucci et al.
patent: 5427358 (1995-06-01), Eggleston et al.
patent: 5487527 (1996-01-01), Eggleston
patent: 5524492 (1996-06-01), Frick et al.
patent: 5922965 (1999-07-01), Behm et al.
patent: 5955675 (1999-09-01), Peterson
patent: 6038961 (2000-03-01), Filippi et al.
patent: 6055863 (2000-05-01), Behm et al.
patent: 6539808 (2003-04-01), Saenz et al.
patent: 2002/0014123 (2002-02-01), Saenz et al.
patent: 0 403 256 (1990-12-01), None
patent: 2280026 (1990-11-01), None
Broden David A.
Norberg Daniel A.
Allen Andre
Lefkowitz Edward
Rosemount Inc.
LandOfFree
Process seal for process control transmitter does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process seal for process control transmitter, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process seal for process control transmitter will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3548177