US3131880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web roll winder shaft stripper
Assignee: DJ Murray Manufacturing Co
•
Filing: 1962-06-11
•
Granted: 1964-05-05
•
Expires: 1982-06-11
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Miller
- 👤 Jack R Haller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:02
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/2292; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/417; B65H2301/4171; B65H2301/41745; B65H2301/418; B65H2301/4181; B65H2301/41818
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A SYSTEM FOR STRIPPING WINDER SHAFTS EACH PROVIDED WITH A TAPERED END HEAD FROM WITHIN SUCCESSIVE WEB ROLLS OF DIVERSE DIAMETERS, MEANS FOR POSITIONING AND HOLDING EACH WEB ROLL WITH ITS AXIS LOCATED IN ALIGNMENT WITH A FIXED CENTER LINE, A CARRIAGE MOVABLE TOWARD AND AWAY FROM THE HEADED SHAFT END OF EACH WEB ROL WHILE THUS POSITIONED AND HELD, RADIALLY EXPANDABLE AND CONTRACTABLE GRIPPING JAWS MOVABLE WITH SAID CARRIAGE AND RESILIENTLY URGED TO CONTRACTED CONDITION, MEANS FOR MOVING SAID CARRIAGE TOWARD EACH PRE-POSITIONED AND HELD WEB ROLL AND SHAFT ASSEMBLAGE WITH SAID JAWS MOVING AXIALLY ALONG SAID FIXED CENTER LINE TO CAUSE THE TAPERED SHAFT HEAD THERE-
Claim 2
Dependent Claim
109 words
IN A SYSTEM FOR STRIPPING WINDER SHAFTS EACH PROVIDED WITH A TAPERED END HEAD FROM WITHIN SUCCESSIVE WEB ROLLS OF DIVERSE DIAMETERS, MEANS FOR POSITIONING AND HOLDING EACH WEB ROLL WITH ITS AXIS LOCATED IN ALIGNMENT WITH A FIXED CENTER LINE, A CARRIAGE MOVABLE TOWARD AND AWAY FROM THE HEADED SHAFT END OF EACH WEB ROL WHILE THUS POSITIONED AND HELD, RADIALLY EXPANDABLE AND CONTRACTABLE GRIPPING JAWS MOVABLE WITH SAID CARRIAGE AND RESILIENTLY URGED TO CONTRACTED CONDITION, MEANS FOR MOVING SAID CARRIAGE TOWARD EACH PRE-POSITIONED AND HELD WEB ROLL AND SHAFT ASSEMBLAGE WITH SAID JAWS MOVING AXIALLY ALONG SAID FIXED CENTER LINE TO CAUSE THE TAPERED SHAFT HEAD THERE-
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |