US3224036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cabinet hinge
Assignee: Harrisburg University of Science and Technology
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Filing: 1964-01-30
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Granted: 1965-12-21
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Expires: 1984-01-30
Abstract
No abstract record available.
Inventors
- 👤 John M Himes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:28
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1246; E05F1/1253; E05F1/1261; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/306
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
182 words
A COUNTERBALANCING HINGE ASSEMBLY FOR PIVOTALLY MOUNTING A HORIZONTAL COVER ON A CABINET FOR MOVEMENT BETWEEN AN OPEN AND A CLOSED POSITION COMPRISING, A MOUNTING BRACKET AFFIXED TO THE COVER, PIN MEANS PIVOTALLY CONNECTING SAID MOUNTING BRACKET TO THE CABINET, SPRING MEANS CONNECTED TO THE CABINET, A LINK CONNECTING THE SPRING MEANS TO THE MOUNTING BRACKET, SAID LINK BEING PIVOTALLY CONNECTED AT ITS LOWER END TO THE SPRING MEANS AND AT ITS UPPER END TO THE MOUNTING BRACKET, SAID LINK PIVOTING AWAY FROM SAID PIN MEANS AS THE COVER IS MOVED FROM A CLOSED TO AN INTERMEDIATE POSITION, THE PIVOTAL CONNECTION BETWEEN THE LINK AND THE MOUNTING BRACKET BEING LOCATED WITH RESPECT TO THE PIN MEANS SO THAT THE SPRING MEANS PROVIDES AN OPPOSING MOMENT TO THE WEIGHT OF THE COVER, AND STOP MEANS LIMITING THE PIVOTAL MOTION OF THE LINK WITH RESPECT TO THE MOUNTING BRACKET AS THE COVER IS MOVED FROM AN INTERMEDIATE POSITION TO A FULLY OPEN POSITION, SO THAT THE OPPOSING MOMENT OF THE SPRING MEAN ACTS AT THE PIVOTAL CONNECTION BETWEEN THE SPRING MEANS AND THE LINK.
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |