US3280513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Squeegee sharpener
Assignee: M & M Res Engineering Co
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Filing: 1964-07-24
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Granted: 1966-10-25
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Expires: 1984-07-24
Abstract
No abstract record available.
Inventors
- 👤 Alvin J Fuchs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:20
CPC Classifications
B; B41; B41F; B41F15/00; B41F15/14; B41F15/44; B24; B24B; B24B21/00; B24B21/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A SQUEEGEE SHARPENER COMPRISING, AN ENDLESS FLAT BELT HAVING AN ABRASIVE OUTSIDE SURFACE, A GENERALLY CYLINDRICAL PULLEY ROTATABLE ABOUT A GENERALLY VERTICAL AXIS AT EACH END OF THE BELT AND AROUND WHICH THE LATTER IS TRAINED FOR ROTATIONAL SUPPORT THEREBY, WHEREBY SAID BELT PROVIDES A STRAIGHT AND GENERALLY VERTICAL SHARPENING SURFACE FOR A SQUEEGEE TO BE SHARPENED, A GENERALLY HORIZONTAL TABLE FOR SUPPORTING AND GUIDING A SQUEEGEE RELATIVE TO AND FOR ENGAGEMENT WITH SAID SHARPENING SURFACE, SAID PULLEYS AND BELT BEING MOUNTED AND ARRANGED SO THAT THE BELT SHARPENING SURFACE TRAVELS AT AN ANGLE IN RESPECT TO THE TABLE AND CONSEQUENTLY THE LONGITUDINAL AXIS OF THE SQUEEGEE BEING SHARPENED AN ELECTRIC MOTOR HAVING A GENERALLY VERTICAL DRIVE SHAFT, AND ONE OF SAID PULLEYS IS MOUNTED ON SAID SHAFT AND DRIVEN THEREBY, AND MEANS FOR VERTICALLY ADJUSTING SAID MOTOR AND CONSEQUENTLY ITS ASSOCIATED PULLEY TO THEREBY VARY THE ANGLE OF TRAVEL OF SAID SURFACE RELATIVE TO SAID TABLE.
Claim 2
Dependent Claim
157 words
A SQUEEGEE SHARPENER COMPRISING, AN ENDLESS FLAT BELT HAVING AN ABRASIVE OUTSIDE SURFACE, A GENERALLY CYLINDRICAL PULLEY ROTATABLE ABOUT A GENERALLY VERTICAL AXIS AT EACH END OF THE BELT AND AROUND WHICH THE LATTER IS TRAINED FOR ROTATIONAL SUPPORT THEREBY, WHEREBY SAID BELT PROVIDES A STRAIGHT AND GENERALLY VERTICAL SHARPENING SURFACE FOR A SQUEEGEE TO BE SHARPENED, A GENERALLY HORIZONTAL TABLE FOR SUPPORTING AND GUIDING A SQUEEGEE RELATIVE TO AND FOR ENGAGEMENT WITH SAID SHARPENING SURFACE, SAID PULLEYS AND BELT BEING MOUNTED AND ARRANGED SO THAT THE BELT SHARPENING SURFACE TRAVELS AT AN ANGLE IN RESPECT TO THE TABLE AND CONSEQUENTLY THE LONGITUDINAL AXIS OF THE SQUEEGEE BEING SHARPENED AN ELECTRIC MOTOR HAVING A GENERALLY VERTICAL DRIVE SHAFT, AND ONE OF SAID PULLEYS IS MOUNTED ON SAID SHAFT AND DRIVEN THEREBY, AND MEANS FOR VERTICALLY ADJUSTING SAID MOTOR AND CONSEQUENTLY ITS ASSOCIATED PULLEY TO THEREBY VARY THE ANGLE OF TRAVEL OF SAID SURFACE RELATIVE TO SAID TABLE.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |