US3120743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration system including metering and distributing means
Assignee: Carrier Corp
•
Filing: 1962-01-18
•
Granted: 1964-02-11
•
Expires: 1982-01-18
Abstract
No abstract record available.
Inventors
- 👤 David S Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:24
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/02; F25B39/028; F25B41/00; F25B41/30; F25B41/37; F25B41/40; F25B41/42; F25B41/45
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
REFRIGERANT METERING AND DISTRIBUTING MEANS FOR USE IN A REFRIGERATION SYSTEM COMPRISING A CAPILLARY TUBE AND A DISTRIBUTOR CONNECTED THERETO, SAID DISTRIBUTOR INCLUDING A HOUSING HAVING AN INLET AND A PLURALITY OF OUTLETS, EACH OF SAID OUTLETS ADAPTED TO BE CONNECTED TO A MULTIPLECIRCUIT EVAPORATOR IN THE REFRIGERATION SYSTEM, A GENERALLY CONICALLY-SHAPED MEMBER IN SAID DISTRIBUTOR FOR DIRECTING REFRIGERANT FROM THE END OF SAID CAPILLARY TUBE INTO EACH OUTLET, MEANS FOR POSITIONING AN END OF SAID CAPILLARY TUBE WITHIN SAID HOUSING ADJACENT THE CONICALLY-SHAPED MEMBER, MEANS FOR RETAINING SAID POSITIONER IN PLACE IN SAID HOUSING, SAID CAPILLARY TUBE AND DISTRIBUTOR BEING SO CONSTRUCTED THAT THE PRESSURE DROP WITHIN THE CAPILLARY TUBE IS LARGER THAN THE PRESSURE DROP WITHIN THE DISTRIBUTOR, AND A SUPPORT MEMBER FOR SUPPORTING SAID TUBING.
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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |