Patent US3886834A successfully refreshed from Google Patents.
Patent US3939612A successfully refreshed from Google Patents.
US3939612A
Expired / Lapsed
US
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Reinforced grinding wheel
Assignee: Dresser Industries Inc
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Filing: 1971-06-02
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Granted: 1976-02-24
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Expires: 1991-06-02
Abstract
Abstract The disclosure illustrates a grinding wheel that is reinforced by a length of wire positioned on the side faces of the wheel in a spiral pattern beginning adjacent the inner diameter with successive turns progressively radially outward alongside the wheel. The wire is bonded to the wheel by an epoxy resin.
Inventors
- 👤 George N. Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:46
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/02; B24D5/04
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
84 words
A reinforced grinding wheel comprising: an abrasive grinding wheel having an inner diameter and a pair of side faces; a length of wire positioned on at least one of the side faces of said wheel in a spiral pattern beginning adjacent the inner diameter and having successive turns substantially abutting one another and positioned progressively radially outward with respect to the side face of said wheel; and means for bonding the wire to the side wall of the wheel whereby the wheel is reinforced.
Claim 2
Dependent Claim
84 words
A reinforced grinding wheel comprising: an abrasive grinding wheel having an inner diameter and a pair of side faces; a length of wire positioned on at least one of the side faces of said wheel in a spiral pattern beginning adjacent the inner diameter and having successive turns substantially abutting one another and positioned progressively radially outward with respect to the side face of said wheel; and means for bonding the wire to the side wall of the wheel whereby the wheel is reinforced.
Claim 3
Dependent Claim
38 words
A reinforced grinding wheel as in claim 1 wherein said wire is formed from circular cross-section wire rolled to an elongated oval shape having the elongations in an axial direction relative to the side face of said wheel.
Claim 4
Dependent Claim
22 words
A reinforced grinding wheel as in claim 1 wherein said wire is positioned on both of the side faces of said wheel.
Claim 5
Dependent Claim
29 words
A reinforced grinding wheel as in claim 3 wherein said abrasive grinding wheel has an annular recess adjacent the inner diameter and said wire is positioned in said recess.
Claim 6
Dependent Claim
19 words
A reinforced grinding wheel as in claim 1 wherein said bonding means comprises a room temperature curing epoxy adhesive.
Claim 7
Dependent Claim
14 words
A reinforced grinding wheel as in claim 1 wherein said side faces are tapered.
Claim 8
Dependent Claim
26 words
A reinforced grinding wheel as in claim 6 wherein said wire has a generally elongated oval cross-sectional shape with the elongations extending in an axial direction.
References Cited (Backward Citations)
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US3146560A
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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) | 1979-02-23 | 1979-08-25 | 1980-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-02-23 | 1983-08-25 | 1984-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-02-23 | 1987-08-25 | 1988-02-24 | $7700.00 | Window Closed / Lapsed |