US2990305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting device for use with nipper roll press
Assignee: PPG Industries Inc
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Filing: 1957-04-22
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Granted: 1961-06-27
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Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Ronald E Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:54
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10807; B32B17/10899; B32B17/10954; B29; B29C; B29C43/00; B29C43/22; B32B17/10816; B32B17/10825; B32B17/10862; Y; Y10; Y10T; Y10T156/00; Y10T156/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
AN ASSEMBLY FOR SUPPORTING AT LEAST PART OF THE WEIGHT OF AN ELONGATED LAMINATED GLASS PANEL DURING SIMULTANEOUS TILTING AND SWINGING MOVEMENTS OF THE PANEL, SAID ASSEMBLY COMPRISING A FIXED OVERHEAD STRUCTURE PULLEYS MOUNTED ON THE FIXED OVERHEAD STRUCTURE EACH FOR ROTATION ABOUT A HORIZONTAL AXIS, A PAIR OF CABLES SUPPORTED EACH BY A RESPECTIVE SAID PULLEY FOR FREE SWINGING MOVEMENT OF A DEPENDING END OF EACH CABLE ABOUT THE HORIZONTAL AXIS OF ITS PULLEY, LUGS SECURED AT SAID ENDS OF SAID CABLES, A ROD MOUNTED AT ITS RESPECTIVE ENDS OF SAID LUGS, A PANELSUPPORTING DEVICE MOUNTED ON SAID ROD BETWEEN SAID CABLES FOR FREE PIVOTING MOVEMENT RELATIVE TO SAID LUGS, SAID DEVICE INCLUDING SPACED CONTACT PADS EXTENDING UPWARDLY ABOVE SAID ROD, THE CENTRE OF GRAVITY OF SAID DEVICE BEING BELOW THE ROD, SAID CONTACT PADS BEING CONSTRUCTED AND ARRANGED TO SUPPORT SAID PANEL BY A SUBSTANTIALLY NONSLIP ENGAGEMENT SPACED ABOVE SAID ROD, AND MEANS TO TENSION SAID CABLES TO OFFSET THE WEIGHT OF SAID CABLES, LUGS, ROD, PANEL-SUPPORTING DEVICE AND AT LEAST PART OF THE WEIGHT OF SAID PANEL.
Claim 2
Dependent Claim
180 words
AN ASSEMBLY FOR SUPPORTING AT LEAST PART OF THE WEIGHT OF AN ELONGATED LAMINATED GLASS PANEL DURING SIMULTANEOUS TILTING AND SWINGING MOVEMENTS OF THE PANEL, SAID ASSEMBLY COMPRISING A FIXED OVERHEAD STRUCTURE PULLEYS MOUNTED ON THE FIXED OVERHEAD STRUCTURE EACH FOR ROTATION ABOUT A HORIZONTAL AXIS, A PAIR OF CABLES SUPPORTED EACH BY A RESPECTIVE SAID PULLEY FOR FREE SWINGING MOVEMENT OF A DEPENDING END OF EACH CABLE ABOUT THE HORIZONTAL AXIS OF ITS PULLEY, LUGS SECURED AT SAID ENDS OF SAID CABLES, A ROD MOUNTED AT ITS RESPECTIVE ENDS OF SAID LUGS, A PANELSUPPORTING DEVICE MOUNTED ON SAID ROD BETWEEN SAID CABLES FOR FREE PIVOTING MOVEMENT RELATIVE TO SAID LUGS, SAID DEVICE INCLUDING SPACED CONTACT PADS EXTENDING UPWARDLY ABOVE SAID ROD, THE CENTRE OF GRAVITY OF SAID DEVICE BEING BELOW THE ROD, SAID CONTACT PADS BEING CONSTRUCTED AND ARRANGED TO SUPPORT SAID PANEL BY A SUBSTANTIALLY NONSLIP ENGAGEMENT SPACED ABOVE SAID ROD, AND MEANS TO TENSION SAID CABLES TO OFFSET THE WEIGHT OF SAID CABLES, LUGS, ROD, PANEL-SUPPORTING DEVICE AND AT LEAST PART OF THE WEIGHT OF SAID PANEL.
References Cited (Backward Citations)
FR431573A
Cited
US1931700A
Cited
US2075726A
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US2172199A
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US2391936A
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US2628453A
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US2755950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |