US3362235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic coupling universal drive
Assignee: International Motors LLC
•
Filing: 1966-02-10
•
Granted: 1968-01-09
•
Expires: 1986-02-10
Abstract
No abstract record available.
Inventors
- 👤 Robert A Wirth
- 👤 Drayer T Gary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:25
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/06; F16D1/076; A; A01; A01B; A01B71/00; A01B71/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
A DEVICE FOR COUPLING THE POWER TAKE-OFF SHAFT OF A POWER SOURCE TO THE INPUT DRIVE OF AN IMPLEMENT COMPRISING: A POWER SOURCE HAVING A HORIZONTALLY ARRANGED POWER TAKE-OFF SHAFT, A DRIVE COUPLING CARRIED BY SAID POWER TAKE-OFF SHAFT, SAID DRIVE COUPLING INCLUDING A DRIVE COUPLING PLATE HAVING A GENERALLY PLANAR FACE; AN IMPLEMENT INCLUDING AN IMPLEMENT FRAME ASSEMBLY ADAPTED TO BE RAISED FOR COUPLING TO SAID POWER SOURCE, AN INPUT DRIVE SHAFT JOURNALED ALONG A HORIZONTAL AXIS ON SAID IMPLEMENT FRAME ASSEMBLY, AN IMPLEMENT COUPLING CARRIED BY SAID IMPLEMENT DRIVE SHAFT AND ADAPTED TO ROTATE THEREWITH, SAID IMPLEMENT COUPLING INCLUDING AN IMPLEMENT UNIVERSAL JOINT HAVING AN IMPLEMENT COUPLING PLATE SECURED TO ONE END THEREOF, SAID IMPLEMENT COUPLING PLATE HAVING A GENERALLY PLANAR FACE, GUIDE MEANS CARRIED BY SAID IMPLEMENT FRAME ASSEMBLY ABOVE SAID INPUT DRIVE SHAFT, SAID GUIDE MEANS ADAPTED TO HOLD SAID IMPLEMENT COUPLING PLATE AT AN ACUTE ANGLE TO THE VERTICAL WITH THE PLANAR FACE EXPOSED UPWARDLY; SAID DRIVE AND IMPLEMENT COUPLING PLATES INCLUDING INTERENGAGING MEANS FOR LOCKING SAID PLATES TOGETHER WHEN SAID PLANAR FACES MEET; SAID IMPLEMENT BEING ARRANGED WITH RESPECT TO SAID POWER SOURCE SUCH THAT UPON ELEVATING THE IMPLEMENT, THE IMPLEMENT COUPLING PLATE WILL ENGAGE THE POWER SOURCE COUPLING PLATE THUS RELEASING THE IMPLEMENT COUPLING PLATE FROM SAID GUIDE MEANS AND PERMITTING ENGAGEMENT OF SAID INTERENGAGING MEANS.
Claim 2
Independent Claim
223 words
A DEVICE FOR COUPLING THE POWER TAKE-OFF SHAFT OF A POWER SOURCE TO THE INPUT DRIVE OF AN IMPLEMENT COMPRISING: A POWER SOURCE HAVING A HORIZONTALLY ARRANGED POWER TAKE-OFF SHAFT, A DRIVE COUPLING CARRIED BY SAID POWER TAKE-OFF SHAFT, SAID DRIVE COUPLING INCLUDING A DRIVE COUPLING PLATE HAVING A GENERALLY PLANAR FACE; AN IMPLEMENT INCLUDING AN IMPLEMENT FRAME ASSEMBLY ADAPTED TO BE RAISED FOR COUPLING TO SAID POWER SOURCE, AN INPUT DRIVE SHAFT JOURNALED ALONG A HORIZONTAL AXIS ON SAID IMPLEMENT FRAME ASSEMBLY, AN IMPLEMENT COUPLING CARRIED BY SAID IMPLEMENT DRIVE SHAFT AND ADAPTED TO ROTATE THEREWITH, SAID IMPLEMENT COUPLING INCLUDING AN IMPLEMENT UNIVERSAL JOINT HAVING AN IMPLEMENT COUPLING PLATE SECURED TO ONE END THEREOF, SAID IMPLEMENT COUPLING PLATE HAVING A GENERALLY PLANAR FACE, GUIDE MEANS CARRIED BY SAID IMPLEMENT FRAME ASSEMBLY ABOVE SAID INPUT DRIVE SHAFT, SAID GUIDE MEANS ADAPTED TO HOLD SAID IMPLEMENT COUPLING PLATE AT AN ACUTE ANGLE TO THE VERTICAL WITH THE PLANAR FACE EXPOSED UPWARDLY; SAID DRIVE AND IMPLEMENT COUPLING PLATES INCLUDING INTERENGAGING MEANS FOR LOCKING SAID PLATES TOGETHER WHEN SAID PLANAR FACES MEET; SAID IMPLEMENT BEING ARRANGED WITH RESPECT TO SAID POWER SOURCE SUCH THAT UPON ELEVATING THE IMPLEMENT, THE IMPLEMENT COUPLING PLATE WILL ENGAGE THE POWER SOURCE COUPLING PLATE THUS RELEASING THE IMPLEMENT COUPLING PLATE FROM SAID GUIDE MEANS AND PERMITTING ENGAGEMENT OF SAID INTERENGAGING MEANS.
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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |