US3090166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polishing method and device
Assignee: Bell Intercontinental Corp
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Filing: 1959-02-17
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Granted: 1963-05-21
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Expires: 1979-02-17
Abstract
No abstract record available.
Inventors
- 👤 John C Straub
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:35
CPC Classifications
B; B24; B24C; B24C1/00; B24C1/08; B24C1/086; B24C1/083; B24C5/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
A POLISHING DEVICE ADAPTED FOR THE BLAST POLISHING OF A POSITIONED WORK PIECE COMPRISING A WHEEL MOUNTED FOR ROTATIONAL MOVEMENT, FEED MEANS FOR INTRODUCING PELLETS OF A RESILIENT MATERIAL TO THE WHEEL WHEREBY THE MATERIALS IS CENTRIFUGALLY THROWN IN A LINEAR DIRECTION FROM THE PERIPHERY THEREOF RESPONSIVE TO ROTATION OF THE WHEEL AT HIGH SPEED, GROOVES IN THE SURFACE OF THE WHEEL OVER WHICH PELLETS TRAVEL DURING ROTATION OF THE WHEEL AND WHEREIN THE GROOVES ARE DIMENSIONED TO RECEIVE A PERIPHERAL PORTION OF THE PELLETS DURING TRAVEL THEREOVER TO GIVE THE PELLETS A MOVEMENT OF ROTATION ABOUT THEIR AXES SIMULTANEOUSLY WITH THE LINEAR COMPONENT WHEREBY THE PELLETS THROWN FROM THE WHEEL HAVE A LINEAR COMPONENT AND A SPINNING COMPONENT ABOUT THEIR AXIS, AND MEANS FOR SUPPLYING THE SURFACE OF THE WORK WITH A POLISHING AGENT IN CONTACT THEREWITH WHEN ENGAGED BY THE PELLETS THROWN FROM THE WHEEL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |