US3248202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivoted glass sheet bending mold
Assignee: PPG Industries Inc
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Filing: 1962-11-05
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Granted: 1966-04-26
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Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 Russell J Corsi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:21
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
A SECTIONALIZED OUTLINE MOLD FOR BENDING GLASS SHEETS COMPRISING: (A) A CENTRAL MOLDING SECTION INCLUDING (A) A CENTRAL MOLDING SECTION INCLUDING TENDING ALONG THE OPPOSITE LONGITUDINAL SIDES OF AN OUTLINE SHAPING SURFACE, AND (B) A PAIR OF END MOLDING SECTIONS, EACH INCLUDING (C) A BENT SHAPING MEMBER CONSISTING ESSENTIALLY OF: (C1) A TRANSVERSELY EXTENDING LEG AND (C2) A LONGITUDINALLY EXTENDING LEG, (D) HINGE MEANS PIVOTALLY SUPPORTING EACH END MOLDING SECTION FOR MOVEMENT BETWEEN A SPREAD POSITION FOR SUPPORTING A FLAT GLASS SHEET FOR BENDING AND A CLOSED MOLD POSITION WHEREIN THE FREE ENDS OF SAID TRANSVERSE LEGS ARE IN JUXTAPOSITION TO THE LONGITUDINAL EXTREMITIES OF ONE OF SAID ELONGATED SHAPING MEMBERS AND THE FREE ENDS OF SAID LONGITUDINAL LEGS ARE IN JUXTAPOSITION TO THE LONGITUDINAL EXTREMITIES OF SAID OTHER ONE OF SAID ELONGATED SHAPING MEMBERS, (E) EACH OF SAID SHAPING MEMBERS HAVING AN UPPER SURFACE CONFORMING TO A DIFFERENT PORTION OF SAID OUTLINE SHAPING SURFACE.
Claim 2
Dependent Claim
155 words
A SECTIONALIZED OUTLINE MOLD FOR BENDING GLASS SHEETS COMPRISING: (A) A CENTRAL MOLDING SECTION INCLUDING (A) A CENTRAL MOLDING SECTION INCLUDING TENDING ALONG THE OPPOSITE LONGITUDINAL SIDES OF AN OUTLINE SHAPING SURFACE, AND (B) A PAIR OF END MOLDING SECTIONS, EACH INCLUDING (C) A BENT SHAPING MEMBER CONSISTING ESSENTIALLY OF: (C1) A TRANSVERSELY EXTENDING LEG AND (C2) A LONGITUDINALLY EXTENDING LEG, (D) HINGE MEANS PIVOTALLY SUPPORTING EACH END MOLDING SECTION FOR MOVEMENT BETWEEN A SPREAD POSITION FOR SUPPORTING A FLAT GLASS SHEET FOR BENDING AND A CLOSED MOLD POSITION WHEREIN THE FREE ENDS OF SAID TRANSVERSE LEGS ARE IN JUXTAPOSITION TO THE LONGITUDINAL EXTREMITIES OF ONE OF SAID ELONGATED SHAPING MEMBERS AND THE FREE ENDS OF SAID LONGITUDINAL LEGS ARE IN JUXTAPOSITION TO THE LONGITUDINAL EXTREMITIES OF SAID OTHER ONE OF SAID ELONGATED SHAPING MEMBERS, (E) EACH OF SAID SHAPING MEMBERS HAVING AN UPPER SURFACE CONFORMING TO A DIFFERENT PORTION OF SAID OUTLINE SHAPING SURFACE.
References Cited (Backward Citations)
GB770131A
Cited
US2924045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |