Electric meter external I/O enclosure
Latest Power Measurement Ltd. Patents:
- Energy monitoring system using network management protocols
- Automated discovery of monitoring devices on a network
- Time coordinated energy monitoring system utilizing communications links
- Power meter having fault tolerance
- Load model generation for estimating a load value from a base load value in a system
FIG. 1 is a right front perspective view of a first embodiment of the electric meter external I/O enclosure;
FIG. 2 is a front elevation of a first embodiment of the electric meter external I/O enclosure illustrated in FIG. 1;
FIG. 3 is a top view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is the rear end view thereof;
FIG. 8 is a right front perspective view of a second embodiment of the electric meter external I/O enclosure;
FIG. 9 is a front elevation of a second embodiment of the electric meter external I/O enclosure illustrated in FIG. 8;
FIG. 10 is a top view thereof;
FIG. 11 is a left side view thereof;
FIG. 12 is a right side view thereof;
FIG. 13 is a bottom view thereof; and,
FIG. 14 is the rear end view thereof.
FIG. 15 is a right front perspective view of a third embodiment of the electric meter external I/O enclosure;
FIG. 16 is a front elevation of a third embodiment of the electric meter external I/O enclosure illustrated in FIG. 15;
FIG. 17 is a top view thereof;
FIG. 18 is a left side view thereof;
FIG. 19 is a rigth side view thereof;
FIG. 20 is a bottom view thereof; and,
FIG. 21 is the rear end view thereof.
FIG. 22 is a right front perspective view of a fourth embodiment of the electric meter external I/O enclosure;
FIG. 23 is a front elevation of a fourth embodiment of the electric meter external I/O enclosure illustrated in FIG. 22;
FIG. 24 is a top view thereof;
FIG. 25 is a left side view thereof;
FIG. 26 is a right side view thereof;
FIG. 27 is a bottom view thereof; and,
FIG. 28 is the rear end view thereof;
FIG. 29 is a right front perspective view of a fifth embodiment of the electric meter external I/O enclosure;
FIG. 30 is a front elevation of a fifth embodiment of the electeric meter external I/O enclosure illustrated in FIG. 29;
FIG. 31 is a top view thereof;
FIG. 32 is a left side view thereof;
FIG. 33 is a right side view thereof;
FIG. 34 is a bottom view thereof; and,
FIG. 35 is the rear end view thereof.
D377353 | January 14, 1997 | Tajima et al. |
4360913 | November 23, 1982 | Struger et al. |
4858101 | August 15, 1989 | Stewart et al. |
5334090 | August 2, 1994 | Rix |
5877938 | March 2, 1999 | Hobbs et al. |
- Cutler-Hammer "IQ 200 Digital Meter" brochure, Publication No. PA. 17C.01.S.E, (Jun., 1998). Square D Groupe Schneider "Powerlogic.RTM. Power Meter", Bulletin No. 3020H09601R, (Oct., 1998). Power Measurement "7300 ION Digital Power Metering for the Cost of Analog", Bulletin, (Jul. 24, 1996). "7330 ION.RTM. Digital 3-Phase Power Meter", Power Measurement, Bulletin (Jul. 30, 1999). "7300 ION.RTM. Low Cost 3-Phase Power Meter", Power Measurement, Bulletin (Apr. 29, 1999). "7300 ION.RTM. Low Cost 3-Phase Power Meter", Power Measurement, Bulletin (Jul. 28, 1999).
Type: Grant
Filed: Oct 20, 1999
Date of Patent: Jul 4, 2000
Assignee: Power Measurement Ltd. (Saanichton BC)
Inventors: Peter C. Cowan (Sidney), Markus F. Hirschbold (Victoria)
Primary Examiner: Antoine Duval Davis
Law Firm: Brinks Hofer Gilson & Lione
Application Number: 0/112,585
International Classification: 1004;