US3165226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Operating means for tub door
Assignee: McGraw Edison Co
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Filing: 1962-10-08
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Granted: 1965-01-12
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Expires: 1982-10-08
Abstract
No abstract record available.
Inventors
- 👤 William C Files
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:19
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/02; D06F37/04; D06F37/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A MACHINE OF THE CHARACTER DESCRIBED WHEREIN A GENERALLY CYLINDRICAL HOUSING IS PROVIDED WITH A DOOR OPENING EXTENDING CIRCUMFERENTIALLY PARTIALLY THEREAROUND AND ACROSS A PORTION OF THE WIDTH OF SAID HOUSING, AND WHEREIN A ONE-PIECE DOOR IS PROVIDED TO SLIDABLY MOVE AROUND THE HOUSING SURFACE BETWEEN CLOSED AND OPEN POSITIONS, OPERATING MEANS FOR SAID DOOR INCLUDING CABLE MEANS HAVING AN INTERMEDIATE PORTION EXTENDING CIRCUMFERENTIALLY AROUND AND OUTSIDE SAID HOUSING, ONE END OF SAID CABLE MEANS BEING ATTACHED TO THE UPPER EDGE OF SAID DOOR AND THE OTHER END OF SAID CABLE MEANS BEING ATTACHED TO THE LOWER EDGE OF SAID DOOR, INTERMEDIATE PORTIONS OF SAID CABLE MEANS BEING WOUND AROUND A ROTATABLE HUB WHEREBY, UPON ROTATION OF SAID HUB IN ONE DIRECTION SAID DOOR IS SLID TO OPEN POSITION, AND UPON SUBSEQUENT ROTATION OF SAID HUB IN THE OPPOSITE DIRECTION SAID DOOR IS SLID TO CLOSED POSITION, AND MEANS FOR MAINTAINING SAID DOOR IN LEAK PROOF ENGAGEMENT WITH SAID HOUSING WHEN SAID DOOR IS IN CLOSED POSITION.
Claim 2
Dependent Claim
168 words
IN A MACHINE OF THE CHARACTER DESCRIBED WHEREIN A GENERALLY CYLINDRICAL HOUSING IS PROVIDED WITH A DOOR OPENING EXTENDING CIRCUMFERENTIALLY PARTIALLY THEREAROUND AND ACROSS A PORTION OF THE WIDTH OF SAID HOUSING, AND WHEREIN A ONE-PIECE DOOR IS PROVIDED TO SLIDABLY MOVE AROUND THE HOUSING SURFACE BETWEEN CLOSED AND OPEN POSITIONS, OPERATING MEANS FOR SAID DOOR INCLUDING CABLE MEANS HAVING AN INTERMEDIATE PORTION EXTENDING CIRCUMFERENTIALLY AROUND AND OUTSIDE SAID HOUSING, ONE END OF SAID CABLE MEANS BEING ATTACHED TO THE UPPER EDGE OF SAID DOOR AND THE OTHER END OF SAID CABLE MEANS BEING ATTACHED TO THE LOWER EDGE OF SAID DOOR, INTERMEDIATE PORTIONS OF SAID CABLE MEANS BEING WOUND AROUND A ROTATABLE HUB WHEREBY, UPON ROTATION OF SAID HUB IN ONE DIRECTION SAID DOOR IS SLID TO OPEN POSITION, AND UPON SUBSEQUENT ROTATION OF SAID HUB IN THE OPPOSITE DIRECTION SAID DOOR IS SLID TO CLOSED POSITION, AND MEANS FOR MAINTAINING SAID DOOR IN LEAK PROOF ENGAGEMENT WITH SAID HOUSING WHEN SAID DOOR IS IN CLOSED POSITION.
References Cited (Backward Citations)
US2949208A
Cited
US2921710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |