USD250644S - Insulator for an open coil electric heating unit - Google Patents
Insulator for an open coil electric heating unit Download PDFInfo
- Publication number
- USD250644S USD250644S US05/731,328 US73132876F USD250644S US D250644 S USD250644 S US D250644S US 73132876 F US73132876 F US 73132876F US D250644 S USD250644 S US D250644S
- Authority
- US
- United States
- Prior art keywords
- insulator
- electric heating
- heating unit
- coil electric
- open coil
- 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
- 238000005485 electric heating Methods 0.000 title claims description 3
- 239000012212 insulator Substances 0.000 title claims description 3
Images
Description
FIG. 1 is a front elevational view of an insulator for an open coil electric heating unit, showing my new design;
FIG. 2 is a rear elevational view thereof,
FIG. 3 is a side elevational view thereof,
FIG. 4 is a cross sectional view taken on line 4--4 of FIG. 1,
FIG. 5 is a front perspective view thereof, and
FIG. 6 is a rear perspective view thereof.
Claims (1)
- The ornamental design for an insulator for an open coil electric heating unit, substantially as shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/731,328 USD250644S (en) | 1976-10-12 | 1976-10-12 | Insulator for an open coil electric heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/731,328 USD250644S (en) | 1976-10-12 | 1976-10-12 | Insulator for an open coil electric heating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD250644S true USD250644S (en) | 1978-12-26 |
Family
ID=65495083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US05/731,328 Expired - Lifetime USD250644S (en) | 1976-10-12 | 1976-10-12 | Insulator for an open coil electric heating unit |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD250644S (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4628189A (en) | 1985-02-11 | 1986-12-09 | Emerson Electric Co. | Electric resistance heater |
| USD630164S1 (en) * | 2010-04-08 | 2011-01-04 | Tdk Corporation | Coil unit |
| US12525777B2 (en) | 2022-06-14 | 2026-01-13 | Amphenol Corporation | Methods and apparatus for supporting wires in openings |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3358074A (en) | 1965-06-02 | 1967-12-12 | Wagner E R Mfg Co | Insulator-frame arrangement for an electric heater |
| US3668303A (en) | 1971-06-23 | 1972-06-06 | Carrier Corp | Supporting insulator for electrical heating elements |
| US3860788A (en) | 1974-02-21 | 1975-01-14 | Gen Electric | Open wire heater element support |
| US3883721A (en) | 1974-03-20 | 1975-05-13 | Emerson Electric Co | Open coil electric heater assembly |
| US3916153A (en) | 1974-01-10 | 1975-10-28 | Edward R Jay | Electric resistance heating with spaced insulative positioners and an inter-connectable base strip |
-
1976
- 1976-10-12 US US05/731,328 patent/USD250644S/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3358074A (en) | 1965-06-02 | 1967-12-12 | Wagner E R Mfg Co | Insulator-frame arrangement for an electric heater |
| US3668303A (en) | 1971-06-23 | 1972-06-06 | Carrier Corp | Supporting insulator for electrical heating elements |
| US3916153A (en) | 1974-01-10 | 1975-10-28 | Edward R Jay | Electric resistance heating with spaced insulative positioners and an inter-connectable base strip |
| US3860788A (en) | 1974-02-21 | 1975-01-14 | Gen Electric | Open wire heater element support |
| US3883721A (en) | 1974-03-20 | 1975-05-13 | Emerson Electric Co | Open coil electric heater assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4628189A (en) | 1985-02-11 | 1986-12-09 | Emerson Electric Co. | Electric resistance heater |
| USD630164S1 (en) * | 2010-04-08 | 2011-01-04 | Tdk Corporation | Coil unit |
| US12525777B2 (en) | 2022-06-14 | 2026-01-13 | Amphenol Corporation | Methods and apparatus for supporting wires in openings |
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