US3566550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocker arm grinding attachment
Assignee: Individual
•
Filing: 1968-10-14
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Granted: 1971-03-02
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Expires: 1988-10-14
Abstract
Abstract A ROCKER ARM GRINDING ATTACHMENT FOR USE WITH A BENCH GRINDER OR LIKE GRINDER CONSISTING OF A BRACKET WHICH IS ADAPTED FOR ADJUSTABLE ATTACHMENT TO THE GUARD OF A GRINDING WHEEL. THE UPPER ARM OF THE BRACKET IS PROVIDED WITH AN ELONGATED SLOT TO SLIDABLY RECEIVE AN ARBOR AND WHICH MAY BE SET AT A DESIRED POSITION ALONG THE SLOT. THE ROCKER ARM IS PLACED ON THE ABOR AND ROTATED MANUALLY TO BRING ITS LIP TO BEAR AGAINST THE SIDE OF THE GRINDING WHEEL.
Inventors
- 👤 Joseph Piccinino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:39
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/06; B24B7/00; B24B7/10; B24B7/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |