FR540623A - Improvements made in consumption measurements, in particular of electrical energy - Google Patents
Improvements made in consumption measurements, in particular of electrical energyInfo
- Publication number
- FR540623A FR540623A FR540623DA FR540623A FR 540623 A FR540623 A FR 540623A FR 540623D A FR540623D A FR 540623DA FR 540623 A FR540623 A FR 540623A
- Authority
- FR
- France
- Prior art keywords
- electrical energy
- improvements made
- consumption measurements
- measurements
- consumption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/56—Special tariff meters
- G01R11/60—Subtraction meters; Meters measuring maximum or minimum load hours
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US540623XA | 1916-12-09 | 1916-12-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR540623A true FR540623A (en) | 1922-07-13 |
Family
ID=21988533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR540623D Expired FR540623A (en) | 1916-12-09 | 1921-09-03 | Improvements made in consumption measurements, in particular of electrical energy |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR540623A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4912861A (en) * | 1988-04-11 | 1990-04-03 | Huang Ing Chung | Removable pressure-adjustable shock-absorbing cushion device with an inflation pump for sports goods |
US5669161A (en) * | 1990-02-26 | 1997-09-23 | Huang; Ing-Jing | Shock-absorbing cushion |
US5830553A (en) * | 1990-02-26 | 1998-11-03 | Huang; Ing Chung | Shock-absorbing cushion |
-
1921
- 1921-09-03 FR FR540623D patent/FR540623A/en not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4912861A (en) * | 1988-04-11 | 1990-04-03 | Huang Ing Chung | Removable pressure-adjustable shock-absorbing cushion device with an inflation pump for sports goods |
US6460197B2 (en) * | 1988-04-11 | 2002-10-08 | Ing-Chung Huang | Removable, pressure-adjustable, shock-absorbing cushion device with an inflation pump for sports goods |
US5669161A (en) * | 1990-02-26 | 1997-09-23 | Huang; Ing-Jing | Shock-absorbing cushion |
US5830553A (en) * | 1990-02-26 | 1998-11-03 | Huang; Ing Chung | Shock-absorbing cushion |
US6161240A (en) * | 1990-02-26 | 2000-12-19 | Huang; Ing-Jing | Shock-absorbing cushion |
US6428865B1 (en) * | 1990-02-26 | 2002-08-06 | Ing-Chung Huang | Shock-absorbing cushion with a multi-holed and/or grooved surface |
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