US3767334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed compressor assembly
Assignee: General Electric Co
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Filing: 1972-07-28
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Granted: 1973-10-23
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Expires: 1992-07-28
Abstract
Abstract A hermetic compressor unit comprising a hermetic casing containing a compressor including a cylindrical block having an arcuate surface engaging the inner surface of the casing and a suction tube assembly for connecting the compressor to a refrigeration system. The suction tube assembly comprises a tubular aluminum connector having a reduced end portion extending into a flanged hole in the casing and communicating with a suction passage in the block. A tubular fitting includes an end portion press fit into the passage and a shoulder portion press fit into the reduced end portion of the connector.
Inventors
- 👤 D Rinehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:30
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/12; F04B39/123; F16; F16L; F16L5/00; F16L5/02; F25; F25B; F25B31/00; F25B31/02; Y; Y10; Y10S; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
107 words
A hermetic compressor unit comprising: a casing including a cylindrical side wall; a compressor including a cylinder block positioned in said casing and having an arcuate surface engaging the inner surface of said casing side wall; a passage in said block opening into said arcuate surface; said casing having a flanged hole aligned with and larger than said passage; a tubular aluminum connector having a reduced end portion extending into said flanged hole to a point adjacent said arcuate surface; and a tubular fitting having an end portion press fit in said passage and a shoulder portion press fit in said reduced end portion of said connector.
Claim 2
Dependent Claim
107 words
A hermetic compressor unit comprising: a casing including a cylindrical side wall; a compressor including a cylinder block positioned in said casing and having an arcuate surface engaging the inner surface of said casing side wall; a passage in said block opening into said arcuate surface; said casing having a flanged hole aligned with and larger than said passage; a tubular aluminum connector having a reduced end portion extending into said flanged hole to a point adjacent said arcuate surface; and a tubular fitting having an end portion press fit in said passage and a shoulder portion press fit in said reduced end portion of said connector.
Claim 3
Dependent Claim
25 words
A compressor unit according to claim 1 in which said aluminum tubular connector is zinc-aluminum soldered to said flange prior to insertion of said fitting.
Claim 4
Dependent Claim
14 words
A compressor unit according to claim 1 in which said tubular fitting is steel.
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) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |