KR900018017U - 온수보일러용 전기발열관 - Google Patents
온수보일러용 전기발열관Info
- Publication number
- KR900018017U KR900018017U KR2019890003265U KR890003265U KR900018017U KR 900018017 U KR900018017 U KR 900018017U KR 2019890003265 U KR2019890003265 U KR 2019890003265U KR 890003265 U KR890003265 U KR 890003265U KR 900018017 U KR900018017 U KR 900018017U
- Authority
- KR
- South Korea
- Prior art keywords
- hot water
- electric heating
- heating tube
- water boiler
- boiler
- Prior art date
Links
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
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/46—Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base
-
- 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
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/021—Heaters specially adapted for heating liquids
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890003265U KR910005246Y1 (ko) | 1989-03-24 | 1989-03-24 | 온수보일러용 전기발열관 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890003265U KR910005246Y1 (ko) | 1989-03-24 | 1989-03-24 | 온수보일러용 전기발열관 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900018017U true KR900018017U (ko) | 1990-10-05 |
KR910005246Y1 KR910005246Y1 (ko) | 1991-07-22 |
Family
ID=19284573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890003265U KR910005246Y1 (ko) | 1989-03-24 | 1989-03-24 | 온수보일러용 전기발열관 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910005246Y1 (ko) |
-
1989
- 1989-03-24 KR KR2019890003265U patent/KR910005246Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910005246Y1 (ko) | 1991-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
N231 | Notification of change of applicant | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
LAPS | Lapse due to unpaid annual fee |