US2744359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for bending glass sheets or plates
Assignee: Libbey Owens Ford Glass Co
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Filing: 1951-03-27
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Granted: 1956-05-08
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Expires: 1971-03-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Jendrisak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:45
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
114 words
IN APPARATUS FOR BENDING SHEETS OR PLATES OF GLASS, A MOLD OF RING TYPE HAVING A SHAPING SURFACE OF THE DESIRED OUTLINE, SAID MOLD BEING ORIENTED SO THAT ONE END IS ELEVATED ABOVE THE OTHER, STATIONARY MEANS AT THE LOWER END OF THE MOLD ENGAGEABLE BY AN EDGE OF A SHEET TO BE BENT TO LOCATE THE LOWER END OF THE SHEET WITH RESPECT TO SAID SHAPING SURFACE, AND MEANS MOVABLY MOUNTED AT THE UPPER END OF THE MOLD ENGAGEABLE BY AND SUPPORTING THE UPPER END OF THE SHEET IN SPACED RELATION ABOVE SAID MOLD AND OPERABLE TO LOWER THE SHEET ONTO THE SHAPING SURFACE OF THE MOLD DURING THE BENDING OF SAID SHEET.
Claim 2
Dependent Claim
114 words
IN APPARATUS FOR BENDING SHEETS OR PLATES OF GLASS, A MOLD OF RING TYPE HAVING A SHAPING SURFACE OF THE DESIRED OUTLINE, SAID MOLD BEING ORIENTED SO THAT ONE END IS ELEVATED ABOVE THE OTHER, STATIONARY MEANS AT THE LOWER END OF THE MOLD ENGAGEABLE BY AN EDGE OF A SHEET TO BE BENT TO LOCATE THE LOWER END OF THE SHEET WITH RESPECT TO SAID SHAPING SURFACE, AND MEANS MOVABLY MOUNTED AT THE UPPER END OF THE MOLD ENGAGEABLE BY AND SUPPORTING THE UPPER END OF THE SHEET IN SPACED RELATION ABOVE SAID MOLD AND OPERABLE TO LOWER THE SHEET ONTO THE SHAPING SURFACE OF THE MOLD DURING THE BENDING OF SAID SHEET.
Claim 3
Dependent Claim
49 words
IN APPARATUS FOR BENDING GLASS SHEETS OR PLATES INTO CONFORMITY WITH A MOLD SHAPING SURFACE, A SHEET EDGE LOCATOR COMPRISING A FRAME MOUNTED ADJACENT SAID MOLD SHAPING SURFACE AND A CERAMIC MEMBER CARRIED BY SAID FRAME TO CONTACT SAID SHEET EDGE WHEN OPERATIVELY MOUNTED ON SAID MOLD SHAPING SURFACE.
Claim 4
Dependent Claim
49 words
IN APPARATUS FOR BENDING GLASS SHEETS OR PLATES INTO CONFORMITY WITH A MOLD SHAPING SURFACE, A SHEET EDGE LOCATOR COMPRISING A FRAME MOUNTED ADJACENT SAID MOLD SHAPING SURFACE AND A CERAMIC MEMBER CARRIED BY SAID FRAME TO CONTACT SAID SHEET EDGE WHEN OPERATIVELY MOUNTED ON SAID MOLD SHAPING SURFACE.
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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |