DE1523879A1 - Zeitmessgeraet - Google Patents
ZeitmessgeraetInfo
- Publication number
- DE1523879A1 DE1523879A1 DE19661523879 DE1523879A DE1523879A1 DE 1523879 A1 DE1523879 A1 DE 1523879A1 DE 19661523879 DE19661523879 DE 19661523879 DE 1523879 A DE1523879 A DE 1523879A DE 1523879 A1 DE1523879 A1 DE 1523879A1
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- output
- pulse
- counter
- radioactive
- 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.)
- Pending
Links
- 230000002285 radioactive effect Effects 0.000 claims description 19
- 239000000126 substance Substances 0.000 description 7
- 230000005855 radiation Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- GKLVYJBZJHMRIY-OUBTZVSYSA-N Technetium-99 Chemical compound [99Tc] GKLVYJBZJHMRIY-OUBTZVSYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000012857 radioactive material Substances 0.000 description 3
- 239000000941 radioactive substance Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- ZOXJGFHDIHLPTG-BJUDXGSMSA-N Boron-10 Chemical group [10B] ZOXJGFHDIHLPTG-BJUDXGSMSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- 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
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/16—Apparatus for producing preselected time intervals for use as timing standards using pulses produced by radio-isotopes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US465907A US3370414A (en) | 1965-06-22 | 1965-06-22 | Electronic timepiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1523879A1 true DE1523879A1 (de) | 1969-09-25 |
Family
ID=23849650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661523879 Pending DE1523879A1 (de) | 1965-06-22 | 1966-06-21 | Zeitmessgeraet |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3370414A (forum.php) |
| CH (2) | CH884866A4 (forum.php) |
| DE (1) | DE1523879A1 (forum.php) |
| FR (1) | FR1483394A (forum.php) |
| GB (1) | GB1101269A (forum.php) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3582656A (en) * | 1968-03-21 | 1971-06-01 | Bulova Watch Co Inc | Time base combining radioactive source and solid-state detector |
| CH521625A (de) * | 1968-04-17 | 1971-11-30 | Baumgartner Freres Sa | Mittels Kernenergie betriebener Zeitmesser |
| US3629582A (en) * | 1969-04-24 | 1971-12-21 | Dale R Koehler | Timepiece with radioactive timekeeping standard |
| US3839857A (en) * | 1971-06-03 | 1974-10-08 | American Cyanamid Co | Electrochromic information displays |
| US3733489A (en) * | 1971-07-07 | 1973-05-15 | Us Army | Radiation timing device |
| JPS5319944B2 (forum.php) * | 1971-09-25 | 1978-06-23 | ||
| GB1443434A (en) * | 1973-01-22 | 1976-07-21 | Mullard Ltd | Semiconductor devices |
| GB2405225B (en) * | 2003-08-20 | 2006-05-17 | Alan Charles Sturt | Radioactive timekeeping |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB771823A (en) * | 1954-10-27 | 1957-04-03 | Philips Nv | Improvements in or relating to timepiece mechanisms |
| US3194003A (en) * | 1963-11-13 | 1965-07-13 | Vogel And Company P | Solid state electronic timepiece |
-
1965
- 1965-06-22 US US465907A patent/US3370414A/en not_active Expired - Lifetime
-
1966
- 1966-06-01 GB GB24521/66A patent/GB1101269A/en not_active Expired
- 1966-06-15 FR FR65540A patent/FR1483394A/fr not_active Expired
- 1966-06-17 CH CH884866D patent/CH884866A4/xx unknown
- 1966-06-17 CH CH884866A patent/CH477723A/fr not_active IP Right Cessation
- 1966-06-21 DE DE19661523879 patent/DE1523879A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH477723A (fr) | 1969-05-14 |
| CH884866A4 (forum.php) | 1969-05-14 |
| US3370414A (en) | 1968-02-27 |
| GB1101269A (en) | 1968-01-31 |
| FR1483394A (fr) | 1967-06-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |