US3286960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor mounting spring
Assignee: American Motors Corp
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Filing: 1964-06-01
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Granted: 1966-11-22
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Richard T Douglas
- 👤 Ronald R Wisner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:26
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/02; F16F1/04; F16F1/12; F04; F04B; F04B39/00; F04B39/12; F04B39/127; F16F1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
REFRIGERATION APPARATUS INCLUDING MEANS FOR RESILIENTLY SUPPORTING A MOTOR-COMPRESSOR UNIT FOR THE ISOLATION OF VIBRATIONAL FORCES INCIDENT TO THE OPERATION THEREOF, AND COMPRISING: A PLURALITY OF COMPRESSION SPRINGS HAVING AXIAL AND LATERAL RESILIENCE, MEANS RECEIVING AND DISPOSING SAID SPRINGS IN AXIALLY PARALLEL ALIGNMENT WITH THE CRANKSHAFT OF THE MOTORCOMPRESSOR UNIT SUPPORTED THEREBY, SAID SPRINGS EACH INCLUDING HELICAL WOUND COILS HAVING CLOSE WOUND TURNS PROVIDED AT ONE END AND SPACED TURNS PROVIDING INTERMEDIATE THE ENDS THEREOF, AND THE RATIO OF ACTIVE CLOSE WOUND AND SPACED TURNS PROVIDING A RELATIVELY LOW LATERAL TO AXIAL SPRING RATE.
Claim 2
Dependent Claim
94 words
REFRIGERATION APPARATUS INCLUDING MEANS FOR RESILIENTLY SUPPORTING A MOTOR-COMPRESSOR UNIT FOR THE ISOLATION OF VIBRATIONAL FORCES INCIDENT TO THE OPERATION THEREOF, AND COMPRISING: A PLURALITY OF COMPRESSION SPRINGS HAVING AXIAL AND LATERAL RESILIENCE, MEANS RECEIVING AND DISPOSING SAID SPRINGS IN AXIALLY PARALLEL ALIGNMENT WITH THE CRANKSHAFT OF THE MOTORCOMPRESSOR UNIT SUPPORTED THEREBY, SAID SPRINGS EACH INCLUDING HELICAL WOUND COILS HAVING CLOSE WOUND TURNS PROVIDED AT ONE END AND SPACED TURNS PROVIDING INTERMEDIATE THE ENDS THEREOF, AND THE RATIO OF ACTIVE CLOSE WOUND AND SPACED TURNS PROVIDING A RELATIVELY LOW LATERAL TO AXIAL SPRING RATE.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |