US3220177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermodynamic reciprocating machine of the displacer-piston type
Assignee: US Philips Corp
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Filing: 1962-11-14
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Granted: 1965-11-30
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Expires: 1982-11-14
Abstract
No abstract record available.
Inventors
- 👤 Kohler Jacob Willem Laurens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:16
CPC Classifications
F; F02; F02G; F02G1/00; F02G1/04; F02G1/043; F02G1/044; F02G1/053; F25; F25B; F25B9/00; F25B9/14; F02G2243/00; F02G2243/02; F02G2243/04; F02G2243/08; F02G2270/00; F02G2270/42; F02G2270/425; F02G2270/85
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A THERMODYNAMIC RECIPROCATING MACHINE COMPRISING A CYLINDER, A PISTON AND A DISPLACER CONSITUTING PISTONLIKE ELEMENTS, TWO CRANKSHAFTS ARRANGED IN A SUBSTANTIALLY PARALLEL RELATIONSHIP, MEANS INTERCOUPLING SAID CRANKSHAFTS TO ROTATE THE SAME IN SYNCHRONISM IN OPPOSITE DIRECTIONS WITH EQUAL ANGULAR VELOCITIES, SAID CRANKSHAFTS BEING LOCATED SYMMETRICALLY TO A PLANE PARALLEL TO THE CENTER LINES OF THE CRANKSHAFTS AND GOING THROUGH THE LONGITUDINAL AXIS OF THE MACHINE, A PISTON ROD FOR EACH PISTON-LIKE ELEMENT, A MULTIPLICITY OF CONNECTING ROD MECHANISMS, A PLURALITY OF CRANKS AND CRANK JOURNALS FOR OPERATIVELY CONNECTING TO AT LEAST A PAIR OF SAID CONNECTING RODS, THE ENDS OF THE CONNECTING RODS OF ONE OF THE CONNECTING ROD MECHANISMS REMOTE FROM SAID CRANKSHAFTS BEING INTERCOUPLES AND LOCATED ON ONE SIDE OF THE PLANE GOING THROUGH THE CENTER LINES OF SAID CRANKSHAFTS, AND THE CORRESPONDING ENDS OF OTHER CONNECTING RODS OF ANOTHER OF THE CONNECTING ROD MECHANISMS BEING INTERCOUPLED AND LOCATED ON THE OTHER SIDE OF SAID PLANE GOING THROUGH OF EACH OF THE CRANKSHAFTS CONNECTING THE CRANKJOURNALS OF EACH OF THE CRANKSHAFTS CONNECTING THE CRANK-
Claim 2
Dependent Claim
176 words
A THERMODYNAMIC RECIPROCATING MACHINE COMPRISING A CYLINDER, A PISTON AND A DISPLACER CONSITUTING PISTONLIKE ELEMENTS, TWO CRANKSHAFTS ARRANGED IN A SUBSTANTIALLY PARALLEL RELATIONSHIP, MEANS INTERCOUPLING SAID CRANKSHAFTS TO ROTATE THE SAME IN SYNCHRONISM IN OPPOSITE DIRECTIONS WITH EQUAL ANGULAR VELOCITIES, SAID CRANKSHAFTS BEING LOCATED SYMMETRICALLY TO A PLANE PARALLEL TO THE CENTER LINES OF THE CRANKSHAFTS AND GOING THROUGH THE LONGITUDINAL AXIS OF THE MACHINE, A PISTON ROD FOR EACH PISTON-LIKE ELEMENT, A MULTIPLICITY OF CONNECTING ROD MECHANISMS, A PLURALITY OF CRANKS AND CRANK JOURNALS FOR OPERATIVELY CONNECTING TO AT LEAST A PAIR OF SAID CONNECTING RODS, THE ENDS OF THE CONNECTING RODS OF ONE OF THE CONNECTING ROD MECHANISMS REMOTE FROM SAID CRANKSHAFTS BEING INTERCOUPLES AND LOCATED ON ONE SIDE OF THE PLANE GOING THROUGH THE CENTER LINES OF SAID CRANKSHAFTS, AND THE CORRESPONDING ENDS OF OTHER CONNECTING RODS OF ANOTHER OF THE CONNECTING ROD MECHANISMS BEING INTERCOUPLED AND LOCATED ON THE OTHER SIDE OF SAID PLANE GOING THROUGH OF EACH OF THE CRANKSHAFTS CONNECTING THE CRANKJOURNALS OF EACH OF THE CRANKSHAFTS CONNECTING THE CRANK-
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |