Pressure transmitter

- Elsag International B.V.
Description

FIG. 1 is a left side, top and front perspective view of a pressure transmitter showing our new design;

FIGS. 2 and 3 are respectively top plan and bottom plan views thereof;

FIGS. 4 and 5 are respectively left and right side elevational views thereof; and

FIGS. 6 and 7 are respectively front and rear elevational views thereof;

FIG. 8 is a close-up view of the ridges in the corrugated caps located at the front and rear of the transmitter;

FIG. 9 is a left side, top and front perspective view of a second embodiment for the pressure transmitter showing our new design;

FIGS. 10 and 11 are respectively top plan and bottom plan views thereof;

FIGS. 12 and 13 are respectively left and right side elevational views thereof; and,

FIGS. 14 and 15 are respectively front and rear elevational views thereof.

Referenced Cited
U.S. Patent Documents
D287827 January 20, 1987 Broden
D296995 August 2, 1988 Lee
D297315 August 23, 1988 Pierce et al.
D316975 May 21, 1991 Brown et al.
D317266 June 4, 1991 Broden et al.
D317269 June 4, 1991 Selg
4745810 May 24, 1988 Pierce et al.
Other references
  • Rosemount Inc. (C) "Model 3051C Differential Pressure Transmitter" Product Data Sheet PDS 4622, 1 page. Taylor Instrument, "500T Series Electronic Differential Pressure Transmitter" Data Sheet 503T-506T, File 12-7, 1 page. Honeywell Inc., "ST 3000 Transmitter and SFC Smart Field Communicator" Data Sheet 34-ST-02-01, Feb. 1987, p. 1 of 4. Rosemount Inc. (A) "Model 2024 Differential Pressure Transmitter" Product Data Sheet 2592, 1 page. Rosemount Inc. (B) "Model 3051 Differential Pressure Transmitter" Product Data Sheet 2561, 1 page. Bailey Controls "Smart Electronic Transmitters" Product Specification E21-30, Cover Page. Foxboro Corp. 820 Series Intelligent Flow Transmitter, 1 page. Fuji Electric Co. Ltd. "FC Series Pressure Transmitter" Data Sheet, 1 page.
Patent History
Patent number: D341095
Type: Grant
Filed: May 5, 1992
Date of Patent: Nov 9, 1993
Assignee: Elsag International B.V. (Amsterdam)
Inventors: Jerome S. Alden (Aurora, OH), Victor J. Budan (Eastlake, OH), George S. Whaley (Eastlake, OH)
Primary Examiner: Alan P. Douglas
Assistant Examiner: A. D. Davis
Attorneys: Michael M. Rickin, Paul R. Katterle
Application Number: 7/880,365