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 Title: |
US4257342:
Fireplace damper position indicator
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Ditto, Donald R.; Winnsboro, TX 75494
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| Assignee: |
None
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| Published / Filed: |
1981-03-24
/ 1978-12-14
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| Application Number: |
US1978000969466
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| IPC Code: |
Advanced:
F24B 1/191;
G09F 7/18;
Core:
F24B 1/00;
more...
IPC-7:
G09F 7/18;
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| ECLA Code: |
F24B1/191; G09F7/18;
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| U.S. Class: |
Current:
116/307;
040/600;
040/616;
040/617;
116/277;
Original:
116/307;
040/600;
040/611;
040/616;
040/617;
116/277;
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| Field of Search: |
040/428,124,600,621,617,907,616,11 A,606,611,124.1
D20/010,21,28,42,43
126/288,120
116/277,278,306
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| Priority Number: |
| 1978-12-14 |
US1978000969466 |
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| Abstract: |
A fireplace damper position indicator for indicating whether the damper to the flue is open or closed to prevent building a fire with a closed damper or leaving the damper open allowing air to escape from the room. The device briefly is a magnetic holder to attach to the fireplace lintel and a hanger pivotally secured to the holder to connect to a sign. The sign has indicia indicating "open" on one side and "closed" on the other side such that when the fireplace damper is open the sign is turned to read "open" indicating the damper is open.
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| Attorney, Agent or Firm: |
Crutsinger, Gerald G. ;
Booth, John F. ;
Post, III, Harry C. ;
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| Primary / Asst. Examiners: |
Pitrelli, John F.; Skillington, G. Lee
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| Family: |
None
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First Claim:
Show all 6 claims |
Having described my invention, I claim:
1. In a fireplace having a damper above the fireplace opening and a lintel for supporting the opening, a fireplace damper position indicator comprising: a sign with a U-shaped cross section having a first side acting as one leg of the U-shaped cross section, a second side acting as the other leg, and a connector member joining the first and second sides, said first side having indicia embossed thereon for indicating open and said second side having indicia embossed thereon for indicating closed; a wire-like hanger pivotally secured to said connector member on said sign; and magnetic connector means for pivotally securing said wire-like hanger to and downwardly of said lintel and that positions said sign in said fireplace opening.
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| Background / Summary: |
Show background / summary
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| Drawing Descriptions: |
Show drawing descriptions
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| Description: |
Show description
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| Forward References: |
Show 7 U.S. patent(s) that reference this one
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