Cutting inserts, cones, earth-boring tools having grading features, and related methods
US-9217295-B2 · Dec 22, 2015 · US
High impact resistant tool with an apex width between a first and second transitions
US8960337B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8960337-B2 |
| Application number | US-82828710-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 30, 2010 |
| Priority date | Oct 26, 2006 |
| Publication date | Feb 24, 2015 |
| Grant date | Feb 24, 2015 |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
In one aspect of the present invention, a high impact resistant tool comprises a sintered polycrystalline diamond body bonded to a cemented metal carbide substrate at an interface, the body comprising a substantially pointed geometry with an apex, the apex comprising a curved surface that joins a leading side and a trailing side of the body at a first and second transitions respectively, an apex width between the first and second transitions is less than a third of a width of the substrate, and the body also comprises a body thickness from the apex to the interface greater than a third of the width of the substrate.
First claim
Opening claim text (preview).
What is claimed is: 1. A high impact resistant tool, comprising: a sintered diamond body bonded to a cemented metal carbide substrate at an interface; the body comprises a substantially pointed geometry with an apex; the apex comprising a curved surface that tangentially joins a leading side and a trailing side of the body at a first and second transitions respectively; and an apex width between the first and second transitions is less than a third of a width of the substrat…
Assignees
Inventors
Classifications
- E21B10/5673Primary
Fixed Constructions · mapped topic
- E21B10/5676Primary
Fixed Constructions · mapped topic
Fixed Constructions · mapped topic
Cross-Sectional Technologies · mapped topic
Operations & Transport · mapped topic
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Frequently asked questions
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- What does patent US8960337B2 cover?
- In one aspect of the present invention, a high impact resistant tool comprises a sintered polycrystalline diamond body bonded to a cemented metal carbide substrate at an interface, the body comprising a substantially pointed geometry with an apex, the apex comprising a curved surface that joins a leading side and a trailing side of the body at a first and second transitions respectively, an ape…
- Who is the assignee on this patent?
- Hall David R, Crockett Ronald B, Webb Casey, and 2 more
- What technology area does this patent fall under?
- Primary CPC classification E21B10/5673. Mapped technology areas include Fixed Constructions.
- When was this patent published?
- Publication date Tue Feb 24 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).