Patent US3092705A successfully refreshed from Google Patents.
US3092705A
Expired / Lapsed
US
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Bushing construction in air heating device
Assignee: Ind Engineering & Equipment Co
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Filing: 1961-12-26
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Granted: 1963-06-04
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Wilford J Roussan
- 👤 Osterman Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:13
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/06; F24C7/062; H; H05; H05B; H05B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN AN AIR HEATING DEVICE: (A) A PANEL PROVIDED WITH AN OPENING, SAID OPENING HAVING ITS MARGINAL PORTION DISPLACED FROM THE PLANE OF SAID PANEL TOWARD ONE SIDE OF SAID PANEL TO PROVIDE A SOCKET, (B) A TUBULAR BUSHING INCLUDING A PERIPHERAL FLANGE SEATED IN SAID SOCKET AGAINST SAID MARGINAL PORTION, A PERIPHERAL DIMENSION OF SAID SOCKER APPROXIMATING THE PERIPHERAL DIMENSION OF SAID FLANGE, AND (C) A PLURALITY OF TABS STRUCK OUT FROM SAID PANEL RADIALLY OUTWARDLY OF SAID SOCKET, THE TABS HAVING THEIR ENDS INTEGRAL WITH THE PANEL ADJACENT THE OUTERMOST PERIPHERY OF SAID SOCKET AND HAVING THEIR FREE ENDS WHICH ARE OUTWARDLY OF THE SOCKET PERIPHERY REVERSED TO OVERLAP SAID FLANGE SO AS TO HOLD THE FLANGE IN SAID SOCKET AND TO SECURE THE BUSHING TO SAID PANEL.
Claim 2
Dependent Claim
130 words
IN AN AIR HEATING DEVICE: (A) A PANEL PROVIDED WITH AN OPENING, SAID OPENING HAVING ITS MARGINAL PORTION DISPLACED FROM THE PLANE OF SAID PANEL TOWARD ONE SIDE OF SAID PANEL TO PROVIDE A SOCKET, (B) A TUBULAR BUSHING INCLUDING A PERIPHERAL FLANGE SEATED IN SAID SOCKET AGAINST SAID MARGINAL PORTION, A PERIPHERAL DIMENSION OF SAID SOCKER APPROXIMATING THE PERIPHERAL DIMENSION OF SAID FLANGE, AND (C) A PLURALITY OF TABS STRUCK OUT FROM SAID PANEL RADIALLY OUTWARDLY OF SAID SOCKET, THE TABS HAVING THEIR ENDS INTEGRAL WITH THE PANEL ADJACENT THE OUTERMOST PERIPHERY OF SAID SOCKET AND HAVING THEIR FREE ENDS WHICH ARE OUTWARDLY OF THE SOCKET PERIPHERY REVERSED TO OVERLAP SAID FLANGE SO AS TO HOLD THE FLANGE IN SAID SOCKET AND TO SECURE THE BUSHING TO SAID PANEL.
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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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |