Patent US3333450A successfully refreshed from Google Patents.
US3333450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bending machine
Assignee: Pines Engineering Co Inc
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Filing: 1964-09-03
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Granted: 1967-08-01
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Expires: 1984-09-03
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:45
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN A MACHINE FOR BENDING TUBULAR STOCK AND LIKE MATERIAL, AN ELONGATED BASE, A BEAM SUPPORTED FIRMLY ABOVE AND SPACED FROM SAID BASE, A ROTATABLE DIE COMPONENT MOUNTED IN SAID BASE, A SPINDLE ASSEMBLY CARRIED BY SAID BEAM IN AXIAL ALIGNMENT WITH SAID DIE COMPONENT, A COMPLEMENTAL DIE COMPONENT CARRIED BY THE SPINDLE ASSEMBLY AND NORMALLY SPACED ABOVE THE BASE MOUNTED DIE COMPONENT, MEANS TO MOVE THE SPINDLE ASSEMBLY AND ITS DIE COMPONENT DOWNWARDLY TO CARRY SAID DIE COMPONENT INTO FACE TO FACE ABUTMENT WITH THE BASE MOUNTED DIE COMPONENT, MATCHING MEANS ON SAID DIE COMPONENTS TO ENGAGE A PIECE OF STOCK FIRMLY, MEANS TO ROTATE SAID DIE COMPONENTS IN UNISON ON A VERTICAL AXIS TO BEND STOCK, AND CHUCK MEANS TO LOCK SAID DIE COMPONENTS AGAINST SEPARATION DURING THE BENDING OPERATION.
Claim 2
Dependent Claim
132 words
IN A MACHINE FOR BENDING TUBULAR STOCK AND LIKE MATERIAL, AN ELONGATED BASE, A BEAM SUPPORTED FIRMLY ABOVE AND SPACED FROM SAID BASE, A ROTATABLE DIE COMPONENT MOUNTED IN SAID BASE, A SPINDLE ASSEMBLY CARRIED BY SAID BEAM IN AXIAL ALIGNMENT WITH SAID DIE COMPONENT, A COMPLEMENTAL DIE COMPONENT CARRIED BY THE SPINDLE ASSEMBLY AND NORMALLY SPACED ABOVE THE BASE MOUNTED DIE COMPONENT, MEANS TO MOVE THE SPINDLE ASSEMBLY AND ITS DIE COMPONENT DOWNWARDLY TO CARRY SAID DIE COMPONENT INTO FACE TO FACE ABUTMENT WITH THE BASE MOUNTED DIE COMPONENT, MATCHING MEANS ON SAID DIE COMPONENTS TO ENGAGE A PIECE OF STOCK FIRMLY, MEANS TO ROTATE SAID DIE COMPONENTS IN UNISON ON A VERTICAL AXIS TO BEND STOCK, AND CHUCK MEANS TO LOCK SAID DIE COMPONENTS AGAINST SEPARATION DURING THE BENDING OPERATION.
References Cited (Backward Citations)
US2814327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |