JPS6446996U - - Google Patents
Info
- Publication number
- JPS6446996U JPS6446996U JP1987140857U JP14085787U JPS6446996U JP S6446996 U JPS6446996 U JP S6446996U JP 1987140857 U JP1987140857 U JP 1987140857U JP 14085787 U JP14085787 U JP 14085787U JP S6446996 U JPS6446996 U JP S6446996U
- Authority
- JP
- Japan
- Prior art keywords
- multivibrator
- lamp
- control circuit
- pulse signal
- luminous intensity
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/041—Controlling the light-intensity of the source
- H05B39/044—Controlling the light-intensity of the source continuously
- H05B39/047—Controlling the light-intensity of the source continuously with pulse width modulation from a DC power source
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987140857U JPH059840Y2 (US20100223739A1-20100909-C00025.png) | 1987-09-17 | 1987-09-17 | |
| US07/204,484 US4887006A (en) | 1987-09-17 | 1988-06-09 | Dimmer control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987140857U JPH059840Y2 (US20100223739A1-20100909-C00025.png) | 1987-09-17 | 1987-09-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6446996U true JPS6446996U (US20100223739A1-20100909-C00025.png) | 1989-03-23 |
| JPH059840Y2 JPH059840Y2 (US20100223739A1-20100909-C00025.png) | 1993-03-10 |
Family
ID=15278353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987140857U Expired - Lifetime JPH059840Y2 (US20100223739A1-20100909-C00025.png) | 1987-09-17 | 1987-09-17 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4887006A (US20100223739A1-20100909-C00025.png) |
| JP (1) | JPH059840Y2 (US20100223739A1-20100909-C00025.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7322704B2 (en) | 2004-07-30 | 2008-01-29 | Novalux, Inc. | Frequency stabilized vertical extended cavity surface emitting lasers |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5498934A (en) * | 1989-09-22 | 1996-03-12 | Nilssen; Ole K. | Electronic flashlight |
| JP2597346Y2 (ja) * | 1993-02-01 | 1999-07-05 | アルプス電気株式会社 | ランプ調光装置 |
| US6246184B1 (en) | 1999-08-03 | 2001-06-12 | Texas Instruments Incorporated | Flashlight boost regulator |
| US6870329B2 (en) | 2002-04-26 | 2005-03-22 | Vector Products, Inc. | PWM controller with automatic low battery power reduction circuit and lighting device incorporating the controller |
| US6770853B2 (en) | 2002-10-22 | 2004-08-03 | Vector Products, Inc. | PWM controller for DC powered heating blanket |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US29589A (en) * | 1860-08-14 | Asa gkeenwood | ||
| US3949347A (en) * | 1975-04-25 | 1976-04-06 | Hunt Electronics Co. | Switching potentiometer control unit |
| US4168453A (en) * | 1977-12-28 | 1979-09-18 | Datapower, Inc. | Variable intensity control apparatus for operating a gas discharge lamp |
| JPS55155494A (en) * | 1979-05-23 | 1980-12-03 | Toyota Motor Co Ltd | Dimmer |
| JPH0412636Y2 (US20100223739A1-20100909-C00025.png) * | 1985-04-18 | 1992-03-26 |
-
1987
- 1987-09-17 JP JP1987140857U patent/JPH059840Y2/ja not_active Expired - Lifetime
-
1988
- 1988-06-09 US US07/204,484 patent/US4887006A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7322704B2 (en) | 2004-07-30 | 2008-01-29 | Novalux, Inc. | Frequency stabilized vertical extended cavity surface emitting lasers |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH059840Y2 (US20100223739A1-20100909-C00025.png) | 1993-03-10 |
| US4887006A (en) | 1989-12-12 |
