US2698783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making polishing disks
Assignee: Motors Liquidation Co
•
Filing: 1950-03-17
•
Granted: 1955-01-04
•
Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 Paul L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:32
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/02; B24D13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A METHOD OF FORMING POLISHING DISC COMPRISING SPIRALLY WINDING A STRIP OF FABRIC MATERIAL TO PROVIDE A FLEXIBLE FABRIC RING, CONTRACTING THE MIDDLE PORTION OF SAID RING AND CLOSING THE EDGES THEREOF TO PROVIDE A FLEXIBLE ANNULAR DISC, DAMPENING THE INNER EDGE OF SAID DISC WITH WATER, DISPOSING SAID INNER EDGE IN A FORMING TOOL OF PREDETERMINED CROSS-SECTIONAL CONFIGURATION, APPLYING PRESSURE TO SAID FORMING TOOL FOR COMPRESSING AND COMPACTING THE FIBROUS STRUCTURE OF SAID RING TO CLOSELY FIT THE SURFACE CONFIGURATION OF SAID FORMING TOOL, AND HEATING AND EVAPORATING SAID WATER TO FORM STEAM FOR SETTING SAID FIBROUS STRUCTURE TO RETAIN SAID CROSS-SECTIONAL CONFIGURATION OF SAID TOOL.
Claim 2
Independent Claim
107 words
A METHOD OF FORMING POLISHING DISC COMPRISING SPIRALLY WINDING A STRIP OF FABRIC MATERIAL TO PROVIDE A FLEXIBLE FABRIC RING, CONTRACTING THE MIDDLE PORTION OF SAID RING AND CLOSING THE EDGES THEREOF TO PROVIDE A FLEXIBLE ANNULAR DISC, DAMPENING THE INNER EDGE OF SAID DISC WITH WATER, DISPOSING SAID INNER EDGE IN A FORMING TOOL OF PREDETERMINED CROSS-SECTIONAL CONFIGURATION, APPLYING PRESSURE TO SAID FORMING TOOL FOR COMPRESSING AND COMPACTING THE FIBROUS STRUCTURE OF SAID RING TO CLOSELY FIT THE SURFACE CONFIGURATION OF SAID FORMING TOOL, AND HEATING AND EVAPORATING SAID WATER TO FORM STEAM FOR SETTING SAID FIBROUS STRUCTURE TO RETAIN SAID CROSS-SECTIONAL CONFIGURATION OF SAID TOOL.
References Cited (Backward Citations)
US163617A
Cited
US889824A
Cited
US2209089A
Cited
US2350216A
Cited
US2450859A
Cited
US2450793A
Cited
US2493791A
Cited
US2489193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |