US2737758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass bending mold
Assignee: Libbey Owens Ford Glass Co
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Filing: 1953-11-10
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Granted: 1956-03-13
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Expires: 1973-11-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Jendrisak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:14
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN GLASS BENDING APPARATUS, A MOLD COMPRISING A PLURALITY OF SECTIONS ARRANGED IN END TO END RELATION AND HAVING A SHAPING SURFACE FORMED ON AN UPWARDLY DIRECTED FACE OF EACH OF SAID SECTIONS CONFORMING TO THE SHAPE OF A PORTION OF A GLASSS SHEET TO BE BENT ON SAID MOLD, AND MEANS FOR HINGEDLY CONNECTING THE ADJACENT ENDS OF ADJOINING SECTIONS TOGETHER FOR MOVEMENT TO AN OPEN POSITION FOR RECEIVING AN UNBENT GLASS SHEET AND INTO CLOSED POSITION FOR RECEIVING A BENT SHEET AND HAVING THEIR AXIS OF MOVEMENT SUBSTANTIALLY IN LINE WITH THE SHAPING SURFACES.
Claim 2
Dependent Claim
96 words
IN APPARATUS FOR BENDING A GLASS SHEET OR THE LIKE TO A PREDETERMINED CURVATURE, A MOLD COMPRISING A PLURALITY OF HINGEDLY CONNECTED SECTIONS, MEANS SUPPORTING SAID SECTIONS FOR MOVEMENT FROM AN OPEN, SPREAD APART POSITION TO A CLOSED POSITION WHICH DEFINES SAID PREDETERMINED CURVATURE, MEANS FOR SUPPORTING AND LOCATING SAID SHEET IN PROPER RELATION ABOVE SAID MOLD PRIOR TO THE BENDING THEREOF, AND MEANS OPERATIVELY CONNECTING SAID SUPPORTING AND LOCATING MEANS TO SAID MOLD SECTIONS FOR CAUSING SAID MEANS TO DEPOSIT SAID SHEET ONTO SAID MOLD AS IT MOVES FROM THE OPEN TO THE CLOSED POSITION.
References Cited (Backward Citations)
US1999558A
Cited
US2518951A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-13 | 1959-09-12 | 1960-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-13 | 1963-09-12 | 1964-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-13 | 1967-09-12 | 1968-03-13 | $7700.00 | Window Closed / Lapsed |