Patent US3189363A successfully refreshed from Google Patents.
US3189363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobility adapters
Assignee: PRECITEC CO Inc
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Filing: 1963-11-08
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Granted: 1965-06-15
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Expires: 1983-11-08
Abstract
No abstract record available.
Inventors
- 👤 Michel A Pierrat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:43
CPC Classifications
B; B62; B62D; B62D63/00; B62D63/06; B60; B60P; B60P7/00; B60P7/06; B60P7/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A WHEELED ADAPTER FOR IMPARTING SHOCK-ISOLATED MOBILITY TO AN END OF A LOAD, COMPRISING ELONGATED AXLE MEANS SUPPORTING ROTATABLE WHEELS AT OPPOSITE ENDS THEREOF, ELONGATED SUPPORT MEANS SUBSTANTIALLY PARALLEL WITH SAID AXLE IN SPACED RELATIONSHIP THERETO, AT LEAST TWO SEMI-ELLIPTICAL SPRING UNITS EACH CONNECTED TO SAID AXLE MEANS AND TO SAID SUPPORT MEANS AT LATERALLY-SPACED POSITIONS AND PRESERVING SAID SUPPORT MEANS IN SAID SPACED RELATIONSHIP TO SAID AXLE MEANS, EACH OF SAID UNITS INCLUDING A CONVEX SEMI-ELLIPTICAL SPRING HAVING ITS OPPOSITE ENDS CONNECTED TO SAID AXLE MEANS AND SUPPORT MEANS, RESPECTIVELY, AND FURTHER INCLUDING MECHANICAL STOP MEANS PREVENTING UPWARD MOVEMENT OF THE MID POSITION OF SAID SPRING RELATIVE TO ONE OF SAID SUPPORT AND AXLE MEANS BEYOND A PREDETERMINED AMOUNT, AND CONNECTOR MEANS ON SAID SUPPORT MEANS FOR DETACHABLY CONNECTING SAID SUPPORT MEANS TO A LOAD AT A PLURALITY OF LATERALLY-SPACED POSITIONS.
Claim 2
Dependent Claim
142 words
A WHEELED ADAPTER FOR IMPARTING SHOCK-ISOLATED MOBILITY TO AN END OF A LOAD, COMPRISING ELONGATED AXLE MEANS SUPPORTING ROTATABLE WHEELS AT OPPOSITE ENDS THEREOF, ELONGATED SUPPORT MEANS SUBSTANTIALLY PARALLEL WITH SAID AXLE IN SPACED RELATIONSHIP THERETO, AT LEAST TWO SEMI-ELLIPTICAL SPRING UNITS EACH CONNECTED TO SAID AXLE MEANS AND TO SAID SUPPORT MEANS AT LATERALLY-SPACED POSITIONS AND PRESERVING SAID SUPPORT MEANS IN SAID SPACED RELATIONSHIP TO SAID AXLE MEANS, EACH OF SAID UNITS INCLUDING A CONVEX SEMI-ELLIPTICAL SPRING HAVING ITS OPPOSITE ENDS CONNECTED TO SAID AXLE MEANS AND SUPPORT MEANS, RESPECTIVELY, AND FURTHER INCLUDING MECHANICAL STOP MEANS PREVENTING UPWARD MOVEMENT OF THE MID POSITION OF SAID SPRING RELATIVE TO ONE OF SAID SUPPORT AND AXLE MEANS BEYOND A PREDETERMINED AMOUNT, AND CONNECTOR MEANS ON SAID SUPPORT MEANS FOR DETACHABLY CONNECTING SAID SUPPORT MEANS TO A LOAD AT A PLURALITY OF LATERALLY-SPACED POSITIONS.
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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |