AT121497B - Subtraktionszähler mit Differentialgetriebe. - Google Patents
Subtraktionszähler mit Differentialgetriebe.Info
- Publication number
- AT121497B AT121497B AT121497DA AT121497B AT 121497 B AT121497 B AT 121497B AT 121497D A AT121497D A AT 121497DA AT 121497 B AT121497 B AT 121497B
- Authority
- AT
- Austria
- Prior art keywords
- differential gear
- subtraction counter
- subtraction
- counter
- differential
- Prior art date
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Retarders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH142495T | 1929-10-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT121497B true AT121497B (de) | 1931-02-25 |
Family
ID=4399239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT121497D AT121497B (de) | 1929-10-09 | 1930-03-28 | Subtraktionszähler mit Differentialgetriebe. |
Country Status (6)
Country | Link |
---|---|
US (1) | US1889419A (de) |
AT (1) | AT121497B (de) |
CH (1) | CH142495A (de) |
DE (1) | DE522762C (de) |
FR (1) | FR693468A (de) |
GB (1) | GB355084A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE745734C (de) * | 1935-05-18 | 1944-03-24 | Siemens Ag | Tarifgeraet |
US2741430A (en) * | 1951-12-31 | 1956-04-10 | Ibm | Differential control mechanisms |
-
1929
- 1929-10-09 CH CH142495D patent/CH142495A/de unknown
- 1929-10-22 DE DEL76505D patent/DE522762C/de not_active Expired
-
1930
- 1930-03-28 AT AT121497D patent/AT121497B/de active
- 1930-04-07 FR FR693468D patent/FR693468A/fr not_active Expired
- 1930-09-16 US US482180A patent/US1889419A/en not_active Expired - Lifetime
- 1930-09-30 GB GB29185/30A patent/GB355084A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR693468A (fr) | 1930-11-20 |
US1889419A (en) | 1932-11-29 |
GB355084A (en) | 1931-08-20 |
DE522762C (de) | 1931-04-14 |
CH142495A (de) | 1930-09-30 |
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