Patent US3144432A successfully refreshed from Google Patents.
Patent US3187516A successfully refreshed from Google Patents.
US3187516A
Expired / Lapsed
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Unitary ice cube maker and compressor
Assignee: Individual
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Filing: 1962-09-20
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Granted: 1965-06-08
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Expires: 1982-09-20
Abstract
No abstract record available.
Inventors
- 👤 William C Lundstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:30
CPC Classifications
F; F25; F25B; F25B31/00; F25C; F25C1/00; F25C1/22; F25C1/24; F25C2400/00; F25C2400/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
AN ICE MAKING MACHINE COMPRISING AN ICE MAKING UNIT HAVING A FIRST THERMALLY CONDUCTING SURFACE AND A SECOND THERMALLY CONDUCTING SURFACE DISPOSED AT AN ACUTE ANGLE TO THE FIRST SURFACE, MEANS FOR PIVOTALLY MOUNTING THE ICE MAKING UNIT ON AN AXIS INCLUDING ROTATIONAL STOP MEANS FOR LIMITING THE CLOCKWISE AND COUNTERCLOCKWISE ROTATION OF THE UNIT, THE CLOCKWISE ROTATION BEING LIMITED TO POSITIONING THE FIRST SURFACE AT AN ACUTE ANGLE TO THE HORIZONTAL AND COUNTERCLOCKWISE ROTATION BEING LIMITED TO POSITIONING THE SECOND SURFACE AT APPROXIMATELY THE SAME ACUTE ANGLE TO THE HORIZONTAL, THE CENTER OF GRAVITY OF THE UNIT BEING BETWEEN THE FIRST AND SECOND SURFACES ON THE SIDE OF THE PIVOTAL AXIS REMOTE FROM THE INTERSECTION OF THE EXTENSIONS OF THE FIRST AND SECOND SURFACES, AND A REFRIGERATION SYSTEM MOUNTED ON THE ICE MAKING UNIT AND ROTATABLE THEREWITH INCLUDING A FIRST CONDUIT MEANS ADJACENT TO THE FIRST SURFACE AND A SECOND CONDUIT MEANS ADJACENT TO THE SECOND SURFACE, SAID REFRIGERATION SYSTEM HAVING A REGRIGERANT CIRCULATING CIRCUIT WITH A HIGH PRESSURE PORTION AND A LOW PRESSURE PORTION, SAID REFRIGERATION SYSTEM HAVING CONTROL MEANS RESPONSIVE TO THE ROTATIONAL POSITION OF THE
Claim 2
Dependent Claim
189 words
AN ICE MAKING MACHINE COMPRISING AN ICE MAKING UNIT HAVING A FIRST THERMALLY CONDUCTING SURFACE AND A SECOND THERMALLY CONDUCTING SURFACE DISPOSED AT AN ACUTE ANGLE TO THE FIRST SURFACE, MEANS FOR PIVOTALLY MOUNTING THE ICE MAKING UNIT ON AN AXIS INCLUDING ROTATIONAL STOP MEANS FOR LIMITING THE CLOCKWISE AND COUNTERCLOCKWISE ROTATION OF THE UNIT, THE CLOCKWISE ROTATION BEING LIMITED TO POSITIONING THE FIRST SURFACE AT AN ACUTE ANGLE TO THE HORIZONTAL AND COUNTERCLOCKWISE ROTATION BEING LIMITED TO POSITIONING THE SECOND SURFACE AT APPROXIMATELY THE SAME ACUTE ANGLE TO THE HORIZONTAL, THE CENTER OF GRAVITY OF THE UNIT BEING BETWEEN THE FIRST AND SECOND SURFACES ON THE SIDE OF THE PIVOTAL AXIS REMOTE FROM THE INTERSECTION OF THE EXTENSIONS OF THE FIRST AND SECOND SURFACES, AND A REFRIGERATION SYSTEM MOUNTED ON THE ICE MAKING UNIT AND ROTATABLE THEREWITH INCLUDING A FIRST CONDUIT MEANS ADJACENT TO THE FIRST SURFACE AND A SECOND CONDUIT MEANS ADJACENT TO THE SECOND SURFACE, SAID REFRIGERATION SYSTEM HAVING A REGRIGERANT CIRCULATING CIRCUIT WITH A HIGH PRESSURE PORTION AND A LOW PRESSURE PORTION, SAID REFRIGERATION SYSTEM HAVING CONTROL MEANS RESPONSIVE TO THE ROTATIONAL POSITION OF THE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |