Patent US2326056A successfully refreshed from Google Patents.
Patent US3358894A successfully refreshed from Google Patents.
US3358894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip guide for a pinhole detector
Assignee: United States Steel Corp
•
Filing: 1965-12-10
•
Granted: 1967-12-19
•
Expires: 1985-12-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Hags
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:29
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/34; B21C47/3408; B21C47/3416; B21B; B21B39/00; B21B39/14; G; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89; G01N21/892; G01N21/894; B29; B29D; B29D30/00; B29D30/06; B29D30/38; B29D30/44; B29D2030/4406; B29D2030/4418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
APPARATUS FOR GUIDING AND SHIELDING THE EDGES OF A STRIP PASSING THROUGH A PINHOLE DETECTOR OR THE LIKE COMPRISING A SUPPORT, A PAIR OF CARRIAGES MOUNTED ON SAID SUPPORT FOR MOVEMENT WITH RESPECT TO ONE ANOTHER TRANSVERSELY OF THE STRIP, MEANS FOR URGING SAID CARRIAGES INWARDLY TOWARD EACH OTHER, AND ENDLESS BELT ONE EACH OF SAID CARRIAGES MOVABLE PARALLEL TO THE ADJACENT EDGE OF THE STRIP AND ADAPTED TO ENGAGE SAID EDGE, TWO PULLEYS MOUNTED ON EACH CARRIAGE AND ARRANGED ON VERTICAL AXES IN A PLANE PARALLEL TO THE ADJACENT STRIP EDGE, AND A THIRD PULLEY MOUNTED ON EACH CARRIAGE REARWARDLY OF THE SAID TWO PULLEYS WITH ITS AXIS PARALLEL TO THE AXES OF THE SAID TWO PULLEYS, SAID PULLEYS HAVING PERIPHERAL GROOVES FOR RECEIVING SAID BELT, AND A MOTOR MOUNTED ON EACH CARRIAGE FOR DRIVING SAID THIRD PULLEY.
Claim 2
Dependent Claim
139 words
APPARATUS FOR GUIDING AND SHIELDING THE EDGES OF A STRIP PASSING THROUGH A PINHOLE DETECTOR OR THE LIKE COMPRISING A SUPPORT, A PAIR OF CARRIAGES MOUNTED ON SAID SUPPORT FOR MOVEMENT WITH RESPECT TO ONE ANOTHER TRANSVERSELY OF THE STRIP, MEANS FOR URGING SAID CARRIAGES INWARDLY TOWARD EACH OTHER, AND ENDLESS BELT ONE EACH OF SAID CARRIAGES MOVABLE PARALLEL TO THE ADJACENT EDGE OF THE STRIP AND ADAPTED TO ENGAGE SAID EDGE, TWO PULLEYS MOUNTED ON EACH CARRIAGE AND ARRANGED ON VERTICAL AXES IN A PLANE PARALLEL TO THE ADJACENT STRIP EDGE, AND A THIRD PULLEY MOUNTED ON EACH CARRIAGE REARWARDLY OF THE SAID TWO PULLEYS WITH ITS AXIS PARALLEL TO THE AXES OF THE SAID TWO PULLEYS, SAID PULLEYS HAVING PERIPHERAL GROOVES FOR RECEIVING SAID BELT, AND A MOTOR MOUNTED ON EACH CARRIAGE FOR DRIVING SAID THIRD PULLEY.
References Cited (Backward Citations)
US2114716A
Cited
US2857158A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |