Grass trimmer head and grass trimmer line suitable for a grass trimmer head
US-2020281116-A1 · Sep 10, 2020 · US
Trimmer line with centering feature
US11818980B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11818980-B2 |
| Application number | US-201715788879-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 20, 2017 |
| Priority date | Oct 20, 2016 |
| Publication date | Nov 21, 2023 |
| Grant date | Nov 21, 2023 |
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- Title
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- Abstract
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- Assignees and inventors
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- First independent claim
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Abstract
Official abstract text for this publication.
A trimmer line for use with a trimmer head having an outer diameter and defining an axis of rotation. The trimmer line may include an elongated body having a first end, an opposite second end, and a center between the first end and the second end. The trimmer line also may also include indicia formed on the elongated body and spaced from the center point a distance greater than or equal to about half the outer diameter.
First claim
Opening claim text (preview).
What is claimed is: 1. A trimmer line assembly comprising: a trimmer head having an axis of rotation and an outer wall defining an outer diameter; and a trimmer line including: an elongated body having a first end, an opposite second end, and a center between the first end and the second end, a first indicia formed on the elongated body and configured to align the center of the elongated body with the axis of rotation of the trimmer head, a second indicia formed on the elongated body and configured to align the center of the elongated body with the axis of rotation of the trimmer head, and wherein the first indicia and the second indicia are spaced equidistant from the center of the elongated body, wherein the first indicia is spaced a first distance from the second indicia, and wherein the first distance is equal to the outer diameter of the trimmer head. 2. The trimmer line of claim 1 , wherein the center is coincident to a center of gravity of the elongated body. 3. The trimmer line of claim 1 , wherein the center is equidistant from the first end and from the second end. 4. The trimmer line of claim 1 , wherein the indicia includes a marking printed on an outer surface of the trimmer line. 5. The trimmer line of claim 1 , wherein the indicia includes a notch formed into the elongated body.
Assignees
Inventors
Classifications
- A01D34/4168Primary
Constructional details of the flexible lines · CPC title
Mounting or replacement of the lines · CPC title
by triggered line feedout, e.g. bump-feeding · CPC title
- A01D34/835Primary
specially adapted for particular purposes · CPC title
for edges of lawns or fields, e.g. for mowing close to trees or walls ({for embankments A01D34/86 takes precedence;} edge trimmers A01G3/00) · CPC title
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- What does patent US11818980B2 cover?
- A trimmer line for use with a trimmer head having an outer diameter and defining an axis of rotation. The trimmer line may include an elongated body having a first end, an opposite second end, and a center between the first end and the second end. The trimmer line also may also include indicia formed on the elongated body and spaced from the center point a distance greater than or equal to abou…
- Who is the assignee on this patent?
- Tti Macao Commercial Offshore Ltd, Techtronic Outdoor Products Tech Limited
- What technology area does this patent fall under?
- Primary CPC classification A01D34/4168. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Nov 21 2023 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 4 related publications on this page (citations in our corpus or others sharing the same primary CPC).