CN2134717Y - 双灯丝灯泡 - Google Patents
双灯丝灯泡 Download PDFInfo
- Publication number
- CN2134717Y CN2134717Y CN 92219821 CN92219821U CN2134717Y CN 2134717 Y CN2134717 Y CN 2134717Y CN 92219821 CN92219821 CN 92219821 CN 92219821 U CN92219821 U CN 92219821U CN 2134717 Y CN2134717 Y CN 2134717Y
- Authority
- CN
- China
- Prior art keywords
- filament
- bulb
- lamp bulb
- lamp
- filaments
- 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 - Lifetime
Links
- 230000009977 dual effect Effects 0.000 title abstract description 3
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
本实用新型双灯丝灯泡,属民用灯具。它是灯泡
内有两组并联的灯丝[5],其中一组灯丝连接灯头[2]
上的开关[3]。它结构新颖,使用方便,一物两用。
Description
本实用新型属民用灯具。
普通白炽灯泡,有插头、螺口的,现在也有双灯丝灯泡,但为旋转使用,一根灯丝坏了,可转换方向后再使用,寿命增加一倍,但不能同时使用,使亮度增加一倍。
本实用新型的目的是提供一种可变换亮度及寿命提高一倍的灯泡。
附图是双灯丝灯泡的结构示意图,其中1-接触点;2-灯头;3-开关,4-灯泡,5-灯丝。
前有灯泡〔4〕后有灯头〔2〕,泡内有灯丝〔5〕,后有接触点〔1〕的双灯丝灯泡,其特征在于:泡内是两组并联的灯丝,其一组灯丝连接灯头上的开关〔3〕。
使用时该灯泡可以是螺口或插口的,正常开关时一组灯丝亮,当该组灯丝损坏或需加大亮度时可把灯头上开关接通,另一组灯丝即亮。
本实用新型结构新颖,使用方便,一物两用。
Claims (1)
- 前有灯泡[4]后有灯头[2],泡内有灯丝[5],后有接触点[1]的双灯丝灯泡,其特征在于泡内是两组并联的灯丝,其一组灯丝连接灯头上的开关[3]。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92219821 CN2134717Y (zh) | 1992-09-24 | 1992-09-24 | 双灯丝灯泡 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92219821 CN2134717Y (zh) | 1992-09-24 | 1992-09-24 | 双灯丝灯泡 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2134717Y true CN2134717Y (zh) | 1993-05-26 |
Family
ID=33766987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 92219821 Expired - Lifetime CN2134717Y (zh) | 1992-09-24 | 1992-09-24 | 双灯丝灯泡 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2134717Y (zh) |
-
1992
- 1992-09-24 CN CN 92219821 patent/CN2134717Y/zh not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |