Patent US3286706A successfully refreshed from Google Patents.
US3286706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable oven door
Assignee: Borg Warner Corp
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Filing: 1964-08-06
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Granted: 1966-11-22
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Expires: 1984-08-06
Abstract
No abstract record available.
Inventors
- 👤 Walter F Hoppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:39
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02; F24C15/023; E; E05; E05Y; E05Y2201/00; E05Y2201/40; E05Y2201/404; E05Y2201/416; E05Y2900/00; E05Y2900/30; E05Y2900/308
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
IN A RANGE, THE COMBINATION COMPRISING A FRAME DEFINING AN OPENING IN AN OVEN OR THE LIKE, A DOOR FOR NORMALLY CLOSING SAID OPENING, A SHEATH ASSOCIATED WITH SAID FRAME HAVING AN ACCESS OPENING AND DEFINING A POCKET, SAID SHEATH POCKET TERMINATING IN A ROUNDED PORTION, A LONGITUDINALLY EXTENDING DOOR SUPPORT ARM HAVING LOWER AND UPPER EDGES, RESPECTIVELY, AND OPPOSITE ENDS, SAID LOWER AND UPPER EDGES BEING RECEIVED IN SAID POCKET IN SPACED RELATIONSHIP WITH ONE OF SAID ARM ENDS BEING ROUNDED TO ENGAGE SAID SHEATH ROUNDED PORTION, MEANS AT THE OPPOSITE END OF SAID ARM FOR PIVOTALLY CARRYING SAID DOOR, A NOTCH PROVIDED IN SAID ARM LOWER EDGE AND POSITIONED A PREDETERMINED DISTANCE FROM SAID MEANS FOR PIVOTALLY CARRYING SAID DOOR, A SLOT IN SAID FRAME EXPOSING SAID SHEATH ACCESS OPENING, A LEDGE ASSOCIATED WITH SAID SLOT, SAID ARM INSERTABLE INTO SAID SHELTH THROUGH SAID SLOT AND SAID NOTCH ENGAGEABLE WITH SAID LEDGE TO HOLD SAID ARM IN POSITION PERMITTING PIVOTING OF SAID DOOR TO CLOSE SAID OVER OPENING, SAID SHEATH ROUNDED PORTION AND SAID ARM ROUNDED END COMPLEMENTARILY SHAPED TO CAM SAID NOTCH AND LEDGE OUT OF ENGAGEMENT UPON LIFT-
Claim 2
Dependent Claim
192 words
IN A RANGE, THE COMBINATION COMPRISING A FRAME DEFINING AN OPENING IN AN OVEN OR THE LIKE, A DOOR FOR NORMALLY CLOSING SAID OPENING, A SHEATH ASSOCIATED WITH SAID FRAME HAVING AN ACCESS OPENING AND DEFINING A POCKET, SAID SHEATH POCKET TERMINATING IN A ROUNDED PORTION, A LONGITUDINALLY EXTENDING DOOR SUPPORT ARM HAVING LOWER AND UPPER EDGES, RESPECTIVELY, AND OPPOSITE ENDS, SAID LOWER AND UPPER EDGES BEING RECEIVED IN SAID POCKET IN SPACED RELATIONSHIP WITH ONE OF SAID ARM ENDS BEING ROUNDED TO ENGAGE SAID SHEATH ROUNDED PORTION, MEANS AT THE OPPOSITE END OF SAID ARM FOR PIVOTALLY CARRYING SAID DOOR, A NOTCH PROVIDED IN SAID ARM LOWER EDGE AND POSITIONED A PREDETERMINED DISTANCE FROM SAID MEANS FOR PIVOTALLY CARRYING SAID DOOR, A SLOT IN SAID FRAME EXPOSING SAID SHEATH ACCESS OPENING, A LEDGE ASSOCIATED WITH SAID SLOT, SAID ARM INSERTABLE INTO SAID SHELTH THROUGH SAID SLOT AND SAID NOTCH ENGAGEABLE WITH SAID LEDGE TO HOLD SAID ARM IN POSITION PERMITTING PIVOTING OF SAID DOOR TO CLOSE SAID OVER OPENING, SAID SHEATH ROUNDED PORTION AND SAID ARM ROUNDED END COMPLEMENTARILY SHAPED TO CAM SAID NOTCH AND LEDGE OUT OF ENGAGEMENT UPON LIFT-
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |