US3307734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lid control for heavy containers
Assignee: Murray Company of Texas Inc
•
Filing: 1964-07-09
•
Granted: 1967-03-07
•
Expires: 1984-07-09
Abstract
No abstract record available.
Inventors
- 👤 Robert D Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:20
CPC Classifications
B; B65; B65F; B65F1/00; B65F1/14; B65F1/16; B65F1/1623; E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A CONTAINER HAVING A BOX-LIKE BODY AND A HEAVY LID, HINGE MEANS MOVABLY SECURING AN EDGE OF SAID LID TO THE CONTAINER BODY ALONG ONE EDGE THEREOF, A TORSION BAR EXTENDING ALONG SAID EDGES AND HAVING OFFSET ENDS, ONE OF SAID ENDS BEING SECURED TO SAID COVER AND THE OTHER EXTENDING ALONG A WALL OF SAID BODY, SAID HINGE MEANS COMPRISING HINGE EYES PROJECTING, RESPECTIVELY, FROM THE JUXTAPOSED EDGES OF SAID BODY AND COVER AND ROTATABLY EMBRACING SAID TORSION BAR WHICH THEREBY SERVES AS THE HINGE PIN, AND LOST MOTION MEANS SECURING SAID LAST-MENTIONED BAR END TO SAID WALL FOR PROVIDING A RANGE OF OPENING AND CLOSING MOVEMENTS OF SAID COVER UNIMPEDED BY SAID BAR WHILE CAUSING SAID BAR TO TORSIONALLY RESIST AT LEAST THE TERMINAL PORTIONS OF THE OPENING AND CLOSING MOVEMENTS OF SAID COVER.
Claim 2
Dependent Claim
136 words
A CONTAINER HAVING A BOX-LIKE BODY AND A HEAVY LID, HINGE MEANS MOVABLY SECURING AN EDGE OF SAID LID TO THE CONTAINER BODY ALONG ONE EDGE THEREOF, A TORSION BAR EXTENDING ALONG SAID EDGES AND HAVING OFFSET ENDS, ONE OF SAID ENDS BEING SECURED TO SAID COVER AND THE OTHER EXTENDING ALONG A WALL OF SAID BODY, SAID HINGE MEANS COMPRISING HINGE EYES PROJECTING, RESPECTIVELY, FROM THE JUXTAPOSED EDGES OF SAID BODY AND COVER AND ROTATABLY EMBRACING SAID TORSION BAR WHICH THEREBY SERVES AS THE HINGE PIN, AND LOST MOTION MEANS SECURING SAID LAST-MENTIONED BAR END TO SAID WALL FOR PROVIDING A RANGE OF OPENING AND CLOSING MOVEMENTS OF SAID COVER UNIMPEDED BY SAID BAR WHILE CAUSING SAID BAR TO TORSIONALLY RESIST AT LEAST THE TERMINAL PORTIONS OF THE OPENING AND CLOSING MOVEMENTS OF SAID COVER.
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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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |