Patent US3137329A successfully refreshed from Google Patents.
US3137329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ring barker with pneumatic pressure operated debarking arms
Assignee: Ederer Corp
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Filing: 1962-10-18
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Granted: 1964-06-16
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Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 Robert L Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:10
CPC Classifications
B; B27; B27L; B27L1/00; B27L1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A LOG BARKER COMPRISING A LOG-SUPPORTING MEANS, A RING SURROUNDING THE SUPPORTED LOG, A LOG-BARKING MEMBER, MEANS PROVIDED BY THE RING SUPPORTING SAID LOGBARKING MEMBER FOR MOVEMENT THEREOF TOWARD AND FROM THE SUPPORTED LOG IN A DIRECTION WHICH IS GENERALLY RADIAL THERETO, MEANS FOR EFFECTING RELATIVE MOVEMENT BETWEEN SAID BARKING MEMBER AND THE SUPPORTED LOG IN A DIRECTION BOTH CIRCUMFERENTIALLY AND LONGITUDINALLY OF THE LOG, PNEUMATIC PRESSURE OPERATED MEANS FOR YIELDINGLY URGING THE BARKING MEMBER TOWARD THE LOG, A SOURCE OF AIR UNDER PRESSURE FOR SAID PRESSURE OPERATED MEANS, AND MEANS SUBJECT TO CONTROL OF AN OPERATOR FOR EITHER SUPPLYING PRESSURE AIR FROM SAID SOURCE TO THE PRESSURE OPERATED MEANS OR DUMPING PRESSURE AIR FROM THE PRESSURE OPERATED MEANS, SAID PNEUMATIC MEANS COMPRISING AN ANNULAR INFLATABLE TUBE DISPOSED CONCENTRIC TO THE CENTER OF THE
Claim 2
Dependent Claim
134 words
A LOG BARKER COMPRISING A LOG-SUPPORTING MEANS, A RING SURROUNDING THE SUPPORTED LOG, A LOG-BARKING MEMBER, MEANS PROVIDED BY THE RING SUPPORTING SAID LOGBARKING MEMBER FOR MOVEMENT THEREOF TOWARD AND FROM THE SUPPORTED LOG IN A DIRECTION WHICH IS GENERALLY RADIAL THERETO, MEANS FOR EFFECTING RELATIVE MOVEMENT BETWEEN SAID BARKING MEMBER AND THE SUPPORTED LOG IN A DIRECTION BOTH CIRCUMFERENTIALLY AND LONGITUDINALLY OF THE LOG, PNEUMATIC PRESSURE OPERATED MEANS FOR YIELDINGLY URGING THE BARKING MEMBER TOWARD THE LOG, A SOURCE OF AIR UNDER PRESSURE FOR SAID PRESSURE OPERATED MEANS, AND MEANS SUBJECT TO CONTROL OF AN OPERATOR FOR EITHER SUPPLYING PRESSURE AIR FROM SAID SOURCE TO THE PRESSURE OPERATED MEANS OR DUMPING PRESSURE AIR FROM THE PRESSURE OPERATED MEANS, SAID PNEUMATIC MEANS COMPRISING AN ANNULAR INFLATABLE TUBE DISPOSED CONCENTRIC TO THE CENTER OF THE
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |