Golf club head and manufacturing method for the same
US-2015367199-A1 · Dec 24, 2015 · US
Golf club head
US2016008678A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016008678-A1 |
| Application number | US-201514792775-A |
| Country | US |
| Kind code | A1 |
| Filing date | Jul 7, 2015 |
| Priority date | Jul 9, 2014 |
| Publication date | Jan 14, 2016 |
| Grant date | — |
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- Title
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- Abstract
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- First independent claim
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Abstract
Official abstract text for this publication.
A golf club head according to this invention is a wood type golf club head including a face portion, a crown portion, and a sole portion. A plurality of grooves are formed in the face portion. The depth of the plurality of grooves is less than 0.025 mm. Each pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive).
First claim
Opening claim text (preview).
What is claimed is: 1 . A wood type golf club head including a face portion, a crown portion, and a sole portion, wherein a plurality of grooves are formed in the face portion, a depth of the plurality of grooves is less than 0.025 mm, and each pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive). 2 . The golf club head according to claim 1 , wherein an area of a region of the face portion where the plurality of grooves are formed is not less than 50% of an area of the face portion. 3 . The golf club head according to claim 1 , wherein the plurality of grooves are formed by laser machining. 4 . The golf club head according to claim 1 , wherein the plurality of grooves are formed at least from a central portion of the face portion to a toe-side portion and a heel-side portion, a plurality of score lines are formed in the toe-side portion and the heel-side portion, and the score lines are not formed in the central portion. 5 . The golf club head according to claim 1 , wherein the plurality of grooves are formed at least in a central portion of the face portion, and at least one groove deeper than the plurality of grooves is formed in the central portion. 6 . The golf club head according to claim 1 , wherein the plurality of grooves are arrayed in an up-and-down direction of the face portion. 7 . The golf club head according to claim 1 , wherein each groove of the plurality of grooves comprises a straight groove extending in a toe-heel direction, and the plurality of grooves are arrayed in an up-and-down direction of the face portion at equal pitches.
Assignees
Inventors
Classifications
- A63B53/0466Primary
wood-type · CPC title
Human Necessities · mapped topic
Details of grooves or the like on the impact surface · CPC title
characterised by specific dimensions, e.g. thickness · CPC title
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Frequently asked questions
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- What does patent US2016008678A1 cover?
- A golf club head according to this invention is a wood type golf club head including a face portion, a crown portion, and a sole portion. A plurality of grooves are formed in the face portion. The depth of the plurality of grooves is less than 0.025 mm. Each pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive).
- Who is the assignee on this patent?
- Bridgestone Sports Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification A63B53/0466. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Thu Jan 14 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 5 related publications on this page (citations in our corpus or others sharing the same primary CPC).