Patent US3269245A successfully refreshed from Google Patents.
US3269245A
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Flying shear with constantly oriented tool and miscut features
Assignee: ETUDE ET LA CONSTRUCTION D INS
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Filing: 1965-02-23
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Granted: 1966-08-30
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Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Elineau Hubert Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:23
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/02; B23D25/08; B23D25/10; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4708; Y10T83/4711; Y10T83/4766; Y10T83/4783; Y10T83/4786
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A FLYING SHEAR HAVING TWO MOVABLE BLADES COMPRISING A FIRST KINEMATIC SYSTEM FOR ONE OF THE MOVABLE BLADES WHEREIN SAID FIRST SYSTEM COMPRISES: A JAW FORMED BY A HORIZONTAL CONNECTING ROD, A HEAD CARRIED BY SAID ROD AND ONE OF THE BLADES OF THE SHEAR SECURED TO SAID HEAD, SAID JAW CARRIED AT ITS OPPOSITE ENDS BY TWO ECCENTRIC SHAFTS EACH FORMED INTEGRAL WITH A RELATIVELY LARGE DIAMETER GEAR, WHEREIN SAID GEARS FUNCTION AS PLANETARY GEARS, SAID GEARS BEING CARRIED BY TWO PARALLELY ROTATABLY MOUNTED CRANKS SYNCHRONIZED IN ROTATION,
Claim 2
Dependent Claim
90 words
IN A FLYING SHEAR HAVING TWO MOVABLE BLADES COMPRISING A FIRST KINEMATIC SYSTEM FOR ONE OF THE MOVABLE BLADES WHEREIN SAID FIRST SYSTEM COMPRISES: A JAW FORMED BY A HORIZONTAL CONNECTING ROD, A HEAD CARRIED BY SAID ROD AND ONE OF THE BLADES OF THE SHEAR SECURED TO SAID HEAD, SAID JAW CARRIED AT ITS OPPOSITE ENDS BY TWO ECCENTRIC SHAFTS EACH FORMED INTEGRAL WITH A RELATIVELY LARGE DIAMETER GEAR, WHEREIN SAID GEARS FUNCTION AS PLANETARY GEARS, SAID GEARS BEING CARRIED BY TWO PARALLELY ROTATABLY MOUNTED CRANKS SYNCHRONIZED IN ROTATION,
References Cited (Backward Citations)
US1140392A
Cited
US2878869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |