US3140508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overhead door hardware
Assignee: Ridge Nassau Corp
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Filing: 1962-02-15
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Granted: 1964-07-14
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Expires: 1982-02-15
Abstract
No abstract record available.
Inventors
- 👤 Elvin C Switzgable
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:08
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/16; E05D15/24; E05D15/242; E05D15/165; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
AN OVERHEAD GARAGE DOOR ROLLER BRACKET, COMPRISING A U-SHAPED SHEET METAL MEMBER AND HAVING A BASE PORTION AND TWO ARM PORTIONS, SAID ARM PORTIONS HAVING ALIGNED APERTURES, A CYLINDRICAL SLEEVE EXTENDING BETWEEN SAID ARM PORTIONS, AND THROUGH SAID APERTURES, AN AXLE POSITIONED IN SAID SLEEVE WITH AN END EXTENDING THEREFROM, A TRACK ROLLER WHEEL MOUNTED ON SAID END OF SAID AXLE, AND A BASE PLATE FORMED OF SHEET STEEL AND HAVING SIDES AND HAVING TWO END PORTIONS AND AN INTERMEDIATE PORTION, SAID END PORTIONS EACH HAVING A MOUNTING SURFACE IN A MOUNTING PLANE, SAID INTERMEDIATE PORTION BEING FORMED OFFSET FROM SAID MOUNTING PLANE TO PROVIDE A CLEARANCE RELATIVE TO SAID MOUNTING PLANE ACCOMMODATING THE BASE PORTION OF SAID U-SHAPED MEMBER, SAID INTERMEDIATE PORTION BEING NOTCHED AT BOTH SIDES TO SNUGLY RECEIVE THE ARM PORTIONS OF SAID U-SHAPED MEMBER.
Claim 2
Dependent Claim
138 words
AN OVERHEAD GARAGE DOOR ROLLER BRACKET, COMPRISING A U-SHAPED SHEET METAL MEMBER AND HAVING A BASE PORTION AND TWO ARM PORTIONS, SAID ARM PORTIONS HAVING ALIGNED APERTURES, A CYLINDRICAL SLEEVE EXTENDING BETWEEN SAID ARM PORTIONS, AND THROUGH SAID APERTURES, AN AXLE POSITIONED IN SAID SLEEVE WITH AN END EXTENDING THEREFROM, A TRACK ROLLER WHEEL MOUNTED ON SAID END OF SAID AXLE, AND A BASE PLATE FORMED OF SHEET STEEL AND HAVING SIDES AND HAVING TWO END PORTIONS AND AN INTERMEDIATE PORTION, SAID END PORTIONS EACH HAVING A MOUNTING SURFACE IN A MOUNTING PLANE, SAID INTERMEDIATE PORTION BEING FORMED OFFSET FROM SAID MOUNTING PLANE TO PROVIDE A CLEARANCE RELATIVE TO SAID MOUNTING PLANE ACCOMMODATING THE BASE PORTION OF SAID U-SHAPED MEMBER, SAID INTERMEDIATE PORTION BEING NOTCHED AT BOTH SIDES TO SNUGLY RECEIVE THE ARM PORTIONS OF SAID U-SHAPED MEMBER.
References Cited (Backward Citations)
US2058611A
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US2239273A
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US2237282A
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US2708086A
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US2869637A
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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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |