US3156285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for providing openings in a tubular work piece
Assignee: Layne and Bowler Inc
•
Filing: 1960-03-31
•
Granted: 1964-11-10
•
Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 Leslie A Layne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:07
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/28; Y; Y10; Y10T; Y10T83/00; Y10T83/384; Y10T83/386; Y10T83/391
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN AN APPARATUS FOR PROVIDING A TUBULAR WORK PIECE WITH AN AXIALLY EXTENDING SERIES OF LATERAL OPENINGS, THE COMBINATION OF MEANS FOR SUPPORTING A TUBULAR WORK PIECE FOR AXIAL MOVEMENT AND FOR RESTRAINING THE SAME AGAINST MOVEMENT TRANSVERSE TO ITS AXIS, A TOOTHED PUNCH ROLLER OF SUCH SIZE AS TO ENTER THE WORK PIECE WITHOUT ENGAGING THE INSIDE WALLS; MEANS FOR SUPPORTING SAID PUNCH ROLLER OUT OF ENGAGEMENT WITH THE INSIDE WALLS WITHIN THE WORK PIECE FOR ROTATION ABOUT AN AXIS TRANSVERSE TO THE AXIS OF THE WORK PIECE AND FOR BODILY MOVEMENT IN A DIRECTION TO BRING THE TEETH OF SAID ROLLER INTO ENGAGEMENT WITH THE WALL OF THE WORK PIECE, FIRST ACTUATING MEANS CONNECTED TO SAID ROLLER FOR EFFECTING SUCH BODILY MOVEMENT TO CAUSE AT LEAST ONE TOOTH OF SAID
Claim 2
Dependent Claim
132 words
IN AN APPARATUS FOR PROVIDING A TUBULAR WORK PIECE WITH AN AXIALLY EXTENDING SERIES OF LATERAL OPENINGS, THE COMBINATION OF MEANS FOR SUPPORTING A TUBULAR WORK PIECE FOR AXIAL MOVEMENT AND FOR RESTRAINING THE SAME AGAINST MOVEMENT TRANSVERSE TO ITS AXIS, A TOOTHED PUNCH ROLLER OF SUCH SIZE AS TO ENTER THE WORK PIECE WITHOUT ENGAGING THE INSIDE WALLS; MEANS FOR SUPPORTING SAID PUNCH ROLLER OUT OF ENGAGEMENT WITH THE INSIDE WALLS WITHIN THE WORK PIECE FOR ROTATION ABOUT AN AXIS TRANSVERSE TO THE AXIS OF THE WORK PIECE AND FOR BODILY MOVEMENT IN A DIRECTION TO BRING THE TEETH OF SAID ROLLER INTO ENGAGEMENT WITH THE WALL OF THE WORK PIECE, FIRST ACTUATING MEANS CONNECTED TO SAID ROLLER FOR EFFECTING SUCH BODILY MOVEMENT TO CAUSE AT LEAST ONE TOOTH OF SAID
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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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |