US3217510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making and ejecting ice blocks
Assignee: Motors Liquidation Co
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Filing: 1963-05-27
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Granted: 1965-11-16
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Walter G Kniffin
- 👤 Jr Clarence A Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:23
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C2305/00; F25C2305/022; F25C2305/0221
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
213 words
AN ICE MAKING APPARATUS COMPRISING IN COMBINATION: (A) A RESILIENT WALLED TRAY WITHIN A FREEZING CHAMBER, (B) OPPOSITE ENDS OF SAID TRAY NORMALLY BEING ALIGNED LONGITUDINALLY THEREOF, (C) ONE END OF THE TRAY BEING ROTATABLY MOUNTED ON AN AXIS INTERMEDIATE LONG SIDES OF SAID TRAY, (D) THE OTHER END OF SAID TRAY BEING ROTATABLY MOUNTED INTERMEDIATE LONG SIDES THEREOF ON AN AXIS OFFSET LATERALLY WITH RESPECT TO THE AXIAL MOUNTING OF SAID ONE END OF THE TRAY, (E) MEANS FOR ROTATING SAID TRAY ABOUT ITS MOUNTING, (F) STATIONARY MEANS IN THE PATH OF AND ENGAGEABLE BY AN END OF SAID TRAY AS SAME IS ROTATED BY SAID ROTATING MEANS FOR HOLDING THAT END OF THE TRAY AGAINST ROTATION WHILE THE ROTATING MEANS ROTATES THE OTHER END OF SAID TRAY IN AN ARC PAST SAID STATIONARY MEANS TO TWIST THE TRAY THROUGHTOUT ITS LENGTH, (G) SAID OFFSET MOUNTING OF SAID TRAY CAUSING DURING ROTATION THEREOF INTO ENGAGEMENT WITH SAID STATIONARY MEANS SAID OPPOSITE ENDS OF THE TRAY TO SHIFT SIDEWISE RELATIVE TO EACH OTHER OUT OF LONGITUDINAL ALIGNMENT, (H) THE TWISTING OF SAID TRAY SHRINKING SAME LENGTHWISE THEREOF, AND (I) BOTH OF SAID OPPOSITE ENDS OF THE TRAY BEING FREELY MOVABLE ALONG THEIR MOUNTINGS TOWARD ONE ANOTHER DURING THE LENGTHWISE SHRINKAGE OF SAID TRAY.
References Cited (Backward Citations)
US2482820A
Cited
US2533616A
Cited
US2645092A
Cited
US2776543A
Cited
US2942435A
Cited
US3039278A
Cited
US2996895A
Cited
US3056271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |