CH439393A - Compteur d'impulsions à cadence lente - Google Patents
Compteur d'impulsions à cadence lenteInfo
- Publication number
- CH439393A CH439393A CH1316265A CH1316265A CH439393A CH 439393 A CH439393 A CH 439393A CH 1316265 A CH1316265 A CH 1316265A CH 1316265 A CH1316265 A CH 1316265A CH 439393 A CH439393 A CH 439393A
- Authority
- CH
- Switzerland
- Prior art keywords
- pulse counter
- slow rate
- rate pulse
- slow
- counter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/08—Output circuits
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C19/00—Producing optical time signals at prefixed times by electric means
- G04C19/04—Producing optical time signals at prefixed times by electric means by indicating members moved electrically, e.g. flap, band
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
- G04G9/04—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/27—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum
- G06M1/276—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum using mechanically-actuated contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/40—Contact mounted so that its contact-making surface is flush with adjoining insulation
- H01H1/403—Contacts forming part of a printed circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
- H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
- H01H19/585—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch provided with printed circuit contacts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Unknown Time Intervals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR989001A FR1427696A (fr) | 1964-09-23 | 1964-09-23 | Perfectionnements aux compteurs d'impulsions à cadence lente |
Publications (1)
Publication Number | Publication Date |
---|---|
CH439393A true CH439393A (fr) | 1967-07-15 |
Family
ID=8838870
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1316265A CH439393A (fr) | 1964-09-23 | 1965-09-23 | Compteur d'impulsions à cadence lente |
CH1746365A CH468665A (fr) | 1964-09-23 | 1965-09-23 | Horloge électrique à compteur d'impulsions |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1746365A CH468665A (fr) | 1964-09-23 | 1965-09-23 | Horloge électrique à compteur d'impulsions |
Country Status (5)
Country | Link |
---|---|
US (1) | US3440640A (fr) |
CH (2) | CH439393A (fr) |
DE (1) | DE1499453A1 (fr) |
FR (1) | FR1427696A (fr) |
NL (1) | NL6512210A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3536877A (en) * | 1968-03-14 | 1970-10-27 | Gen Electric | Wafer construction for a switch tuner |
US3597545A (en) * | 1968-11-13 | 1971-08-03 | Willy Muller | Telephone-answering machines with upright head positioning |
US3801753A (en) * | 1969-06-17 | 1974-04-02 | Gaf Corp | Dial type wafer printed circuit switch |
US4038504A (en) * | 1975-11-19 | 1977-07-26 | A.C. Nielsen Company | Rotary, printed circuit wafer switch and method for adjusting |
US4065720A (en) * | 1977-03-18 | 1977-12-27 | General Motors Corporation | Electronic channel selector |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2626389A (en) * | 1949-09-06 | 1953-01-20 | John A T Ellison | Sales stimulating panel |
US3089923A (en) * | 1959-06-15 | 1963-05-14 | Endevco Corp | Sectional digital switch |
US3248724A (en) * | 1960-08-05 | 1966-04-26 | Bell Telephone Labor Inc | Plural order digit display apparatus |
US3200396A (en) * | 1961-11-02 | 1965-08-10 | Royal Industries | Character read-out device |
US3350705A (en) * | 1964-10-07 | 1967-10-31 | Us Industries Inc | Indicating apparatus |
-
1964
- 1964-09-23 FR FR989001A patent/FR1427696A/fr not_active Expired
-
1965
- 1965-09-07 US US485391A patent/US3440640A/en not_active Expired - Lifetime
- 1965-09-20 NL NL6512210A patent/NL6512210A/xx unknown
- 1965-09-23 CH CH1316265A patent/CH439393A/fr unknown
- 1965-09-23 DE DE19651499453 patent/DE1499453A1/de active Pending
- 1965-09-23 CH CH1746365A patent/CH468665A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
CH1746365A4 (fr) | 1968-10-31 |
FR1427696A (fr) | 1966-02-11 |
NL6512210A (fr) | 1966-03-24 |
CH468665A (fr) | 1969-03-31 |
DE1499453A1 (de) | 1970-01-22 |
US3440640A (en) | 1969-04-22 |
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