JPS6078676U - Steps for bus entrances and exits with built-in media heating elements - Google Patents
Steps for bus entrances and exits with built-in media heating elementsInfo
- Publication number
- JPS6078676U JPS6078676U JP17052883U JP17052883U JPS6078676U JP S6078676 U JPS6078676 U JP S6078676U JP 17052883 U JP17052883 U JP 17052883U JP 17052883 U JP17052883 U JP 17052883U JP S6078676 U JPS6078676 U JP S6078676U
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- exits
- built
- steps
- heating elements
- 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
Landscapes
- Resistance Heating (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例であるバスステップの一部破断
斜視図である。第２図は面状発熱体を示す平面図、第３
図は他の面状発熱体を示す平面図である。第４図はポリ
エチレングリコールと黒鉛粉末混合比を変えたものの通
電時間と温度の関係を示すグラフであり、第５図は第４
図における黒鉛粉末が０部の場合の媒体発熱体の通電初
期の時間と温度及び電流値の関係を示すグラフである。
１・・・・・・媒体発熱体、２・・・・・・バスステッ
プ、３ａ・・・・・・金属導線、３ｂ・・・・・・媒体
導線、４・・・・・・リード線。FIG. 1 is a partially cutaway perspective view of a bus step that is an embodiment of the present invention. Figure 2 is a plan view showing the planar heating element;
The figure is a plan view showing another sheet heating element. Figure 4 is a graph showing the relationship between energization time and temperature when the mixing ratio of polyethylene glycol and graphite powder is changed, and Figure 5 is a graph showing the relationship between energization time and temperature.
It is a graph which shows the relationship between the time, temperature, and current value at the initial stage of energization of the medium heating element when the amount of graphite powder in the figure is 0 parts. 1...Medium heating element, 2...Bath step, 3a...Metal conductor wire, 3b...Medium conductor wire, 4...Lead wire .
Claims (1)
合物と電導性物質の炭素粉末とからなるキュリ一点を有
する媒体発熱体をバスステップ本体によって密封し、前
記混合物の媒体発熱体内に所定間隔をおいて導線を配設
してなることを特徴とする媒体発熱体を内設したバス乗
降口用ステップ。A medium heating element having a Curie point made of an organic compound that can change between a molten state and a solid state depending on temperature changes and carbon powder of an electrically conductive substance is sealed by a bath step body, and a predetermined interval is placed inside the medium heating element of the mixture. A bus entrance/exit step equipped with a medium heating element, characterized in that a conductive wire is arranged inside the step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17052883U JPS6078676U (en) | 1983-11-02 | 1983-11-02 | Steps for bus entrances and exits with built-in media heating elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17052883U JPS6078676U (en) | 1983-11-02 | 1983-11-02 | Steps for bus entrances and exits with built-in media heating elements |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6078676U true JPS6078676U (en) | 1985-06-01 |
| JPH0351914Y2 JPH0351914Y2 (en) | 1991-11-08 |
Family
ID=30372251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17052883U Granted JPS6078676U (en) | 1983-11-02 | 1983-11-02 | Steps for bus entrances and exits with built-in media heating elements |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6078676U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5225559A (en) * | 1975-08-20 | 1977-02-25 | Ntn Toyo Bearing Co Ltd | Drive method of silicon ac control element |
| JPS54131139A (en) * | 1978-04-01 | 1979-10-12 | Kiichirou Sarui | Nonnweight type resistance heating element |
-
1983
- 1983-11-02 JP JP17052883U patent/JPS6078676U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5225559A (en) * | 1975-08-20 | 1977-02-25 | Ntn Toyo Bearing Co Ltd | Drive method of silicon ac control element |
| JPS54131139A (en) * | 1978-04-01 | 1979-10-12 | Kiichirou Sarui | Nonnweight type resistance heating element |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0351914Y2 (en) | 1991-11-08 |
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