US3146085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass tempering apparatus
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1960-07-18
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Granted: 1964-08-25
•
Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jochim Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:47
CPC Classifications
C; C03; C03B; C03B27/00; C03B27/04; C03B27/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN APPARATUS FOR TEMPERING HEATED SHEETS OF GLASS BY SUBJECTING THEM TO JETS OF COOLING FLUID, WHICH COMPRISES A PAIR OF SIMILAR GAS CHAMBERS, EACH CHAMBER HAVING A PLURALITY OF ORIFICES DIRECTED TOWARD THE OPPOSITE CHAMBER, GAS CONDUITS CONNECTED TO THE CHAMBERS, AND SUPPORTING MEANS TO SUSPEND THE CHAMBERS FOR RECIPROCATION COMPRISING A PIVOT, A ROCKABLE MEMBER MOUNTED ON THE PIVOT AND MEANS TO SUPPORT THE GAS CHAMBERS FROM THE ROCKABLE MEMBER ON OPPOSITE SIDES OF THE PIVOT, IN BALANCE, AND RECIPROCABLE DRIVE MEANS OPERATIVELY CONNECTED TO THE ROCKABLE MEMBER.
Claim 2
Independent Claim
90 words
AN APPARATUS FOR TEMPERING HEATED SHEETS OF GLASS BY SUBJECTING THEM TO JETS OF COOLING FLUID, WHICH COMPRISES A PAIR OF SIMILAR GAS CHAMBERS, EACH CHAMBER HAVING A PLURALITY OF ORIFICES DIRECTED TOWARD THE OPPOSITE CHAMBER, GAS CONDUITS CONNECTED TO THE CHAMBERS, AND SUPPORTING MEANS TO SUSPEND THE CHAMBERS FOR RECIPROCATION COMPRISING A PIVOT, A ROCKABLE MEMBER MOUNTED ON THE PIVOT AND MEANS TO SUPPORT THE GAS CHAMBERS FROM THE ROCKABLE MEMBER ON OPPOSITE SIDES OF THE PIVOT, IN BALANCE, AND RECIPROCABLE DRIVE MEANS OPERATIVELY CONNECTED TO THE ROCKABLE MEMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |