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US-12534954-B2 · Jan 27, 2026 · US
Fire damper for ventilating fan
US9868003B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9868003-B2 |
| Application number | US-201615292596-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 13, 2016 |
| Priority date | Jul 30, 2010 |
| Publication date | Jan 16, 2018 |
| Grant date | Jan 16, 2018 |
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- Title
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- Abstract
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- Assignees and inventors
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- Key dates
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- First independent claim
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- CPC / IPC classifications
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- Citations and related patents
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Abstract
Official abstract text for this publication.
A fire damper for a ventilating fan includes a shutter and a frame provided with a flange. An opening is defined through the flange. The frame is further provided with a movable component for opening or closing the preformed opening.
First claim
Opening claim text (preview).
What is claimed is: 1. A fire damper and ventilating fan assembly, the ventilating fan comprising a power cord, and the fire damper comprising a shutter and a frame provided with an interior flange, wherein an opening is defined through the interior flange, and the frame is further provided with an interiorly mounted movable component, wherein said movable component includes a through groove, an elongated screw hole adjacent the through groove, and a block portion at a lower section of the movable component that extends along a length direction of said elongated screw hole; wherein said movable component is configured to move between a first position and a second position, wherein in the first position the power cord is inserted into the opening and is passed along a passageway formed by the opening through the interior flange and the movable component through groove, and, in the second position the power cord is not inserted into the opening, and the opening is occluded by the movable component to prevent access to the opening; wherein when the movable component is in the second position, the opening is occluded by the block portion; wherein when the movable component is in the first position, the through groove is constituted as a part of the passageway and the power cord is passed through the through groove; and wherein the movable component is a single piece, and is attached to the frame in both the first position and the second position.
Assignees
Inventors
Classifications
by means responsive to temperature, e.g. bimetal springs · CPC title
- A62C2/22Primary
Fire-dampers with provision for the removal of an obstacle, e.g. rails, conveyors, before closing the opening · CPC title
Sliding dampers · CPC title
with forced flow (using ducting systems F24F7/06) · CPC title
to fire, excessive heat or smoke · CPC title
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US9868003B2 cover?
- A fire damper for a ventilating fan includes a shutter and a frame provided with a flange. An opening is defined through the flange. The frame is further provided with a movable component for opening or closing the preformed opening.
- Who is the assignee on this patent?
- Panasonic Eco Sys Guangdong Co, Panasonic Corp
- What technology area does this patent fall under?
- Primary CPC classification A62C2/22. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Jan 16 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).