Patent US3224222A successfully refreshed from Google Patents.
US3224222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joint
Assignee: Individual
•
Filing: 1963-01-09
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Granted: 1965-12-21
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Expires: 1983-01-09
Abstract
No abstract record available.
Inventors
- 👤 Sr Lawrence F Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:04
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A JOINT COMPRISING, A PAIR OF YOKE MEMBERS, EACH OF SAID YORK MEMBERS INCLUDING TORQUE LOAD BEARING SURFACES FOR COACTION WITH TORQUE BEARING SURFACES ON THE OTHER OF SAID YOKE MEMBERS, AND MEANS OPERATIVELY CONNECTING SAID YOKE MEMBERS TOGETHER FOR PIVOTAL ARTICULATION OF THE JOINT ON SAID TORQUE BEARING SURFACES, SAID MEANS CONNECTING SAID YOKE MEMBERS TOGETHER INCLUDING A PAIR OF CROSS-PINTLES, AND RETAINING MEANS EMBRACING SAID CROSS-PINTLES TO MAINTAIN SAID YOKE MEMBERS IN OPERATIVE POSITION DURING PIVOTAL ARTICULATION OF SAID JOINT, SAID RETAINING MEANS INCLUDING AN ENDLESS LINK HAVING A TWISTED, GENERALLY OVAL CONFIGURATION.
Claim 2
Dependent Claim
95 words
A JOINT COMPRISING, A PAIR OF YOKE MEMBERS, EACH OF SAID YORK MEMBERS INCLUDING TORQUE LOAD BEARING SURFACES FOR COACTION WITH TORQUE BEARING SURFACES ON THE OTHER OF SAID YOKE MEMBERS, AND MEANS OPERATIVELY CONNECTING SAID YOKE MEMBERS TOGETHER FOR PIVOTAL ARTICULATION OF THE JOINT ON SAID TORQUE BEARING SURFACES, SAID MEANS CONNECTING SAID YOKE MEMBERS TOGETHER INCLUDING A PAIR OF CROSS-PINTLES, AND RETAINING MEANS EMBRACING SAID CROSS-PINTLES TO MAINTAIN SAID YOKE MEMBERS IN OPERATIVE POSITION DURING PIVOTAL ARTICULATION OF SAID JOINT, SAID RETAINING MEANS INCLUDING AN ENDLESS LINK HAVING A TWISTED, GENERALLY OVAL CONFIGURATION.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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 |