Patent US5408983A successfully refreshed from Google Patents.
US5408983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw
Assignee: Saint Gobain Diamantwerkzeuge GmbH and Co KG
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Filing: 1993-06-11
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Granted: 1995-04-25
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Expires: 2013-06-11
Abstract
Abstract A saw comprises a saw blade having an outer edge, and a diamond-containing coating carried on the outer edge of the saw blade, the saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers with a volume fraction of 30-70%.
Inventors
- 👤 Wlodzimierz Sawluk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:37
CPC Classifications
B; B23; B23D; B23D61/00; B23D61/02; B23D61/025; B23D61/026; B24; B24D; B24D3/00; B24D3/001; B24D5/00; B24D5/12; B24D5/123; B28; B28D; B28D1/00; B28D1/02; B28D1/12; B28D1/121
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
159 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segments, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, said fiber material being formed as a plurality of fabric-like mats which are arranged in said saw blade in at least one layer, said mats being formed as circular segments which are arranged in a rotation-symmetrical manner relative to an axis of said saw blade and have edge regions which overlap each other.
Claim 2
Dependent Claim
159 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segments, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, said fiber material being formed as a plurality of fabric-like mats which are arranged in said saw blade in at least one layer, said mats being formed as circular segments which are arranged in a rotation-symmetrical manner relative to an axis of said saw blade and have edge regions which overlap each other.
Claim 3
Dependent Claim
115 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, said carriers being provided with substantially dove-tailed shaped recesses.
Claim 4
Dependent Claim
115 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, said carriers being provided with substantially dove-tailed shaped recesses.
Claim 5
Dependent Claim
139 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade; and a plurality of bushes imbedded in said saw blade and provided for said carriers, said carriers of said cutting segments being U-shaped and having legs which are screwed to said saw blade.
Claim 6
Dependent Claim
139 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade; and a plurality of bushes imbedded in said saw blade and provided for said carriers, said carriers of said cutting segments being U-shaped and having legs which are screwed to said saw blade.
Claim 7
Dependent Claim
139 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade; and a plurality of bushes imbedded in said saw blade and provided for said carriers, said carriers of said cutting segments being U-shaped and having legs which are riveted to said saw blade.
Claim 8
Dependent Claim
139 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade; and a plurality of bushes imbedded in said saw blade and provided for said carriers, said carriers of said cutting segments being U-shaped and having legs which are riveted to said saw blade.
Claim 9
Dependent Claim
132 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, each of said carriers having a T-shaped cross-section and is provided with a central web which is imbedded in the synthetic plastic of said saw blade.
Claim 10
Dependent Claim
132 words
A saw, comprising a saw blade having an edge; and a cutting coating arranged on said edge of said saw blade and selected from the group consisting of a diamond-containing coating and a cubic crystalline boron nitride-containing coating, said cutting coating being subdivided into a plurality of individual cutting segment, said saw blade being composed of a synthetic plastic reinforced with a fiber material composed of a plurality of fibers selected from the group consisting of carbon fibers and graphite fibers with a volume fraction of 30-70%, said cutting segments being provided with carriers which are partially imbedded in the synthetic plastic of said saw blade, each of said carriers having a T-shaped cross-section and is provided with a central web which is imbedded in the synthetic plastic of said saw blade.
Claim 11
Dependent Claim
24 words
A saw as defined in claim 5, wherein said carriers have a transverse beam which is wider than the thickness of said saw blade.
Claim 12
Dependent Claim
19 words
A saw as defined in claim 5, wherein said central webs of said T-shaped carriers are provided with openings.
Claim 13
Dependent Claim
19 words
A saw as defined in claim 5, wherein said central webs of said T-shaped carriers are provided with ribs.
Claim 14
Dependent Claim
19 words
A saw as defined in claim 5, wherein said central webs of said T-shaped carriers are provided with grains.
Claim 15
Dependent Claim
16 words
A saw as defined in claim 5, wherein said central web of said carriers is ring-shaped.
Claim 16
Dependent Claim
39 words
A saw as defined in claim 2, wherein said carriers together form a single one-piece ring-shaped carrier which carries all said cutting segments of said cutting coating and is partially imbedded in the synthetic plastic of said saw blade.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-04-24 | 1998-10-24 | 1999-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-04-24 | 2002-10-24 | 2003-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-04-24 | 2006-10-24 | 2007-04-25 | $7700.00 | Window Closed / Lapsed |