US3213703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft assembly
Assignee: Joy Manufacturing Co
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Filing: 1964-10-15
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Granted: 1965-10-26
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Expires: 1984-10-15
Abstract
No abstract record available.
Inventors
- 👤 Charles W Fitzgerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:17
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/04; F16H57/05; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19851; Y10T74/19856; Y10T74/19991
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A SHAFT ASSEMBLY COMPRISING, AN ELONGATED EXTERNALLY SPLINED SHAFT, A PLURALITY OF INTERNALLY SPLINED HUB MEMBERS SPACED LONGITUDINALLY ON SAID SHAFT FOR ROTATION THEREWITH, INTERNALLY SPLINED SPACER MEMBERS ON SAID SHAFT AND ROTATABLE THEREWITH, SAID SPACER MEMBERS EXTENDING AXIALLY OF SAID SHAFT BETWEEN ADJACENT HUB MEMBERS RESPECTIVELY, AND EACH OF SAID HUB MEANS HAVING MEANS THEREON ENGAGEABLE WITH THE SAID SPACER MEMBERS ADJACENT THERETO FOR PROVIDING A SEAL THEREBETWEEN, RESPECTIVELY.
Claim 2
Dependent Claim
70 words
A SHAFT ASSEMBLY COMPRISING, AN ELONGATED EXTERNALLY SPLINED SHAFT, A PLURALITY OF INTERNALLY SPLINED HUB MEMBERS SPACED LONGITUDINALLY ON SAID SHAFT FOR ROTATION THEREWITH, INTERNALLY SPLINED SPACER MEMBERS ON SAID SHAFT AND ROTATABLE THEREWITH, SAID SPACER MEMBERS EXTENDING AXIALLY OF SAID SHAFT BETWEEN ADJACENT HUB MEMBERS RESPECTIVELY, AND EACH OF SAID HUB MEANS HAVING MEANS THEREON ENGAGEABLE WITH THE SAID SPACER MEMBERS ADJACENT THERETO FOR PROVIDING A SEAL THEREBETWEEN, RESPECTIVELY.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |