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Corded hearing protective device and method of manufacturing the same
US9155661B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9155661-B2 |
| Application number | US-201414215121-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 17, 2014 |
| Priority date | Oct 28, 2002 |
| Publication date | Oct 13, 2015 |
| Grant date | Oct 13, 2015 |
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Abstract
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A hearing protective device is provided including a first sound attenuating element, a second sound attenuating element, a flexible elongated member connecting the first sound attenuating element and the second sound attenuating element, and a knot formed in the flexible elongated member, the knot is untied by moving the first sound attenuating element in a direction away from second sound attenuating element.
First claim
Opening claim text (preview).
What is claimed is: 1. A hearing protective device, comprising: a first sound attenuating element; a second sound attenuating element; a flexible elongated member connecting the first sound attenuating element and the second sound attenuating element, the flexible elongated member being in the form of a bundle such that a portion of the flexible elongated member forms more than two circular windings, and a knot formed in the flexible elongated member, the knot being a slip k…
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Human Necessities · mapped topic
Cross-Sectional Technologies · mapped topic
- A61F11/12Primary
Human Necessities · mapped topic
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Frequently asked questions
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- What does patent US9155661B2 cover?
- A hearing protective device is provided including a first sound attenuating element, a second sound attenuating element, a flexible elongated member connecting the first sound attenuating element and the second sound attenuating element, and a knot formed in the flexible elongated member, the knot is untied by moving the first sound attenuating element in a direction away from second sound atte…
- Who is the assignee on this patent?
- 3M Innovative Properties Co
- What technology area does this patent fall under?
- Primary CPC classification A61F11/12. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Oct 13 2015 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).