US3282076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brakes for forming plate or sheet workpieces
Assignee: IMO Industries Inc
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Filing: 1963-12-20
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Granted: 1966-11-01
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Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Percy L Cady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:36
CPC Classifications
B; B21; B21D; B21D5/00; B21D5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A BRAKE, FOR FORMING PLATE OR SHEET WORKPIECES, HAVING A FRAME AND A MANDREL-EQUIPPED CLAMPLING RAM ADAPTED TO COOPERATE WITH A WORKING SURFACE OF A PIVOTALLYMOUNTED WORKING MEMBER IN THE CLAMPING AND FORMING OF A WORKPIECE, AND WHEREIN THE RAM IS MOVABLE SO AS TO DISPOSE THE FORMING AXIS OF THE MANDREL ON, OR AT A DISTANCE FROM, THE PIVOT AXIS OF SAID PIVOTALLY-MOUNTED WORKING MEMBER, THE COMBINATION, WITH SAID RAM, OF MECHANISM FOR MOVING AND HOLDING IT COMPRISING A MOVABLE STOP POSITIONED TO LIMIT THE STROKE OF THE RAM RELATIVE TO THE FRAME AND HAVING AN ADJUSTABLE WEDGE DEVICE FOR VARIABLY SETTING IT TO DETERMINE THE CLAMPING POSITION OF THE RAM, AND A FLUID-PRESSURE DEVICE HAVING A CYLINDER ELEMENT AND A PISTON ELEMENT, ONE OF WHICH ELEMENTS ACTS AGAINST THE FRAME AND THE OTHER ACTS AGAINST AND MOVES WITH THE RAM SO AS TO URGE THE RAM AGAINST THE STOP AND HOLD IT THERE, BY FLUID PRESSURE, IN ITS WORKPIECE CLAMPING POSITION.
Claim 2
Dependent Claim
164 words
IN A BRAKE, FOR FORMING PLATE OR SHEET WORKPIECES, HAVING A FRAME AND A MANDREL-EQUIPPED CLAMPLING RAM ADAPTED TO COOPERATE WITH A WORKING SURFACE OF A PIVOTALLYMOUNTED WORKING MEMBER IN THE CLAMPING AND FORMING OF A WORKPIECE, AND WHEREIN THE RAM IS MOVABLE SO AS TO DISPOSE THE FORMING AXIS OF THE MANDREL ON, OR AT A DISTANCE FROM, THE PIVOT AXIS OF SAID PIVOTALLY-MOUNTED WORKING MEMBER, THE COMBINATION, WITH SAID RAM, OF MECHANISM FOR MOVING AND HOLDING IT COMPRISING A MOVABLE STOP POSITIONED TO LIMIT THE STROKE OF THE RAM RELATIVE TO THE FRAME AND HAVING AN ADJUSTABLE WEDGE DEVICE FOR VARIABLY SETTING IT TO DETERMINE THE CLAMPING POSITION OF THE RAM, AND A FLUID-PRESSURE DEVICE HAVING A CYLINDER ELEMENT AND A PISTON ELEMENT, ONE OF WHICH ELEMENTS ACTS AGAINST THE FRAME AND THE OTHER ACTS AGAINST AND MOVES WITH THE RAM SO AS TO URGE THE RAM AGAINST THE STOP AND HOLD IT THERE, BY FLUID PRESSURE, IN ITS WORKPIECE CLAMPING POSITION.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |