US4831981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing structure around intercooler
Assignee: Nissan Motor Co Ltd
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Filing: 1988-07-27
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Granted: 1989-05-23
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Expires: 2008-07-27
Abstract
Abstract A sealing structure around an intercooler arranged in an engine room of an automobile, in which an intercooler cover covers surroundings of the intercooler, and an annular sealing member is mounted to an engine hood for making resilient and tight contact with the intercooler cover to seal a peripheral portion of an air inlet of the engine hood and the intercooler cover when the engine hood is closed.
Inventors
- 👤 Masaru Kitano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:57
CPC Classifications
B; B60; B60K; B60K11/00; B60K13/00; B60K13/02; F; F01; F01P; F01P3/00; F01P3/20; F02; F02B; F02B29/00; F02B29/04; F02B29/0406; F02B29/0425; F02B29/0431; F02B29/045; F02B29/0475; F01P2060/00; F01P2060/02; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
64 words
A sealing structure around an intercooler arranged in an engine room, comprising: an intercooler cover for covering surroundings of the intercooler; and an annular sealing member mounted to an engine hood, for making resilient and tight contact with the intercooler cover to seal a peripheral portion of an air inlet of the engine hood and the intercooler cover when the engine hood is closed.
Claim 2
Dependent Claim
64 words
A sealing structure around an intercooler arranged in an engine room, comprising: an intercooler cover for covering surroundings of the intercooler; and an annular sealing member mounted to an engine hood, for making resilient and tight contact with the intercooler cover to seal a peripheral portion of an air inlet of the engine hood and the intercooler cover when the engine hood is closed.
Claim 3
Dependent Claim
33 words
The structure of claim 1, wherein the intercooler cover includes an annular seat portion positioned in a lower level than an upper surface of the intercooler, for covering the surroundings of the intercooler.
Claim 4
Dependent Claim
31 words
The structure of claim 2, wherein the intercooler cover also includes a hood portion connected to the seat portion, for partially covering an air intake duct member positioned around the intercooler.
Claim 5
Dependent Claim
61 words
The structure of claim 3, wherein the sealing member includes an upper flange portion and a lower end portion, the upper flange portion being mounted to a peripheral portion of the air inlet formed right above the intercooler, the lower end portion making resilient and tight contact with the seat portion of the intercooler cover when the engine hood is closed.
Claim 6
Dependent Claim
56 words
The structure of claim 4, wherein the intercooler cover also includes outer and inner peripheral walls connected to outer and inner peripheral portions of the annular seat portion, respectively, for preventing the lower end portion of the sealing member from slipping off the annular seat portion of the intercooler cover when the engine hood is closed.
Claim 7
Dependent Claim
23 words
The structure of claim 5, wherein the intercooler cover covers the surroundings of the intercooler in tight contact therewith for sealing the intercooler.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-05-22 | 1992-11-21 | 1993-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-05-22 | 1996-11-21 | 1997-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-05-22 | 2000-11-21 | 2001-05-23 | $7700.00 | Window Closed / Lapsed |