Patent US3090184A successfully refreshed from Google Patents.
US3090184A
Expired / Lapsed
US
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Hydraulic horizontal sliding action gang mower
Assignee: Individual
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Filing: 1961-11-08
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Granted: 1963-05-21
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Expires: 1981-11-08
Abstract
No abstract record available.
Inventors
- 👤 Charles G Hadek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:33
CPC Classifications
A; A01; A01D; A01D75/00; A01D75/30; A01D75/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
IN A GANG MOWER HAVING A PAIR OF SPACED MOWER ASSEMBLIES DISPLACEABLE LATERALLY, MECHANISM FOR MOVING SAID MOWER ASSEMBLIES IN OPPOSITE DIRECTIONS INCLUDING TWO HOLLOW CYLINDERS, AXIALLY DISPOSED PISTONS MOVABLE IN SAID CYLINDERS, SHAFTS CONNECTED TO SAID PISTONS, ONE END OF SAID SHAFTS PROTRUDING OUTWARDLY OF THE CYLINDER, A CHANNEL-SHAPED RAIL ASSOCIATED WITH EACH CYLINDER, A TSHAPED BAR SLIDABLY MOUNTED IN EACH RAIL, AND POSTS DEPENDING FROM ONE END OF SAID SHAFT, THE OTHER END OF THE POSTS CONNECTED TO SAID MOWER ASSEMBLIES AND MEANS FOR SUPPLYING FLUID TO BOTH ENDS OF SAID CYLINDERS.
Claim 2
Dependent Claim
94 words
IN A GANG MOWER HAVING A PAIR OF SPACED MOWER ASSEMBLIES DISPLACEABLE LATERALLY, MECHANISM FOR MOVING SAID MOWER ASSEMBLIES IN OPPOSITE DIRECTIONS INCLUDING TWO HOLLOW CYLINDERS, AXIALLY DISPOSED PISTONS MOVABLE IN SAID CYLINDERS, SHAFTS CONNECTED TO SAID PISTONS, ONE END OF SAID SHAFTS PROTRUDING OUTWARDLY OF THE CYLINDER, A CHANNEL-SHAPED RAIL ASSOCIATED WITH EACH CYLINDER, A TSHAPED BAR SLIDABLY MOUNTED IN EACH RAIL, AND POSTS DEPENDING FROM ONE END OF SAID SHAFT, THE OTHER END OF THE POSTS CONNECTED TO SAID MOWER ASSEMBLIES AND MEANS FOR SUPPLYING FLUID TO BOTH ENDS OF SAID CYLINDERS.
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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |