US3406761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power tool
Assignee: Individual
•
Filing: 1965-10-06
•
Granted: 1968-10-22
•
Expires: 1985-10-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:52
CPC Classifications
A; A01; A01D; A01D11/00; B; B62; B62D; B62D51/00; B62D51/04; B62D51/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A MACHINE FOR AIDING AN OPERATOR TO DO WORK, SAID MACHINE COMPRISING A FRAME HAVING MEANS THEREON IN CONTACT WITH THE GROUND, SAID FRAME HAVING A CARRIAGE THEREON, SAID FRAME HAVING A MOTOR AND PUMP CONNECTED THERETO, A POWER CYLINDER CONNECTED TO MEANS ON SAID FRAME, SAID CYLINDER HAVING A PISTON WITH A ROD EXTENDING FORWARDLY THEREOF, HOSE CONNECTIONS CONNECTING SAID POWER CYLINDER AND SAID PUMP FOR SUPPLYING AND RELEASING PRESSURE FLUID FROM EITHER SIDE OF SAID PISTON, SAID CARRIAGE HAVING A HANDLE MOVABLY MOUNTED THEREON, SAID HANDLE HAVING A CONTROL THEREON FOR ACTUATING SAID PISTON, AND MEANS CONNECTING SAID MOVABLE HANDLE WITH SAID CYLINDER SO THAT MOVEMENT OF SAID HANDLE MOVES SAID CYLINDER.
Claim 2
Dependent Claim
114 words
A MACHINE FOR AIDING AN OPERATOR TO DO WORK, SAID MACHINE COMPRISING A FRAME HAVING MEANS THEREON IN CONTACT WITH THE GROUND, SAID FRAME HAVING A CARRIAGE THEREON, SAID FRAME HAVING A MOTOR AND PUMP CONNECTED THERETO, A POWER CYLINDER CONNECTED TO MEANS ON SAID FRAME, SAID CYLINDER HAVING A PISTON WITH A ROD EXTENDING FORWARDLY THEREOF, HOSE CONNECTIONS CONNECTING SAID POWER CYLINDER AND SAID PUMP FOR SUPPLYING AND RELEASING PRESSURE FLUID FROM EITHER SIDE OF SAID PISTON, SAID CARRIAGE HAVING A HANDLE MOVABLY MOUNTED THEREON, SAID HANDLE HAVING A CONTROL THEREON FOR ACTUATING SAID PISTON, AND MEANS CONNECTING SAID MOVABLE HANDLE WITH SAID CYLINDER SO THAT MOVEMENT OF SAID HANDLE MOVES SAID CYLINDER.
References Cited (Backward Citations)
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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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |