US4073512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick connect device for auto radiators
Assignee: EQUION Corp
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Filing: 1976-12-09
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Granted: 1978-02-14
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Expires: 1996-12-09
Abstract
Abstract A device for connecting an auxiliary oil cooler to an existing automobile oil cooling radiator includes a length of tubing having a flared portion at each end. Slidably secured about the tube is a fitting which includes an exterior hex portion for engagement by a wrench, and an exterior threaded portion which is adapted to be secured in a standard, threaded female radiator fitting. The fitting of the invention also includes an interior threaded portion which is adapted to be secured about a standard male radiator fitting.
Inventors
- 👤 David R. Vian
- 👤 Stephen G. Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:53
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/02; F16L19/025; F16L19/028; F16L41/00; F16L41/08; F16L41/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A device for connecting a fluid carrying line to either a male or female threaded connector, comprising a tube provided with a flared portion at each end thereof; an adapter coupling having a bore extending therethrough, the diameter of said bore being less than the diameter of said flared portion at each end; said tube being slidably received in said bore and retained therein by said flared end portions; one end of said coupling including an externally threaded portion and a smooth interior bore, the other end of said coupling including an internally threaded portion; a chamfer extending from said smooth interior bore to said internally threaded portion, said chamfer extending at the same angle as the respective flared end portion of said tube; and an outwardly directed taper extending from said smooth interior bore to said one end of said coupling, said taper extending at the same angle as the respective flared end portion of said tube.
Claim 2
Independent Claim
158 words
A device for connecting a fluid carrying line to either a male or female threaded connector, comprising a tube provided with a flared portion at each end thereof; an adapter coupling having a bore extending therethrough, the diameter of said bore being less than the diameter of said flared portion at each end; said tube being slidably received in said bore and retained therein by said flared end portions; one end of said coupling including an externally threaded portion and a smooth interior bore, the other end of said coupling including an internally threaded portion; a chamfer extending from said smooth interior bore to said internally threaded portion, said chamfer extending at the same angle as the respective flared end portion of said tube; and an outwardly directed taper extending from said smooth interior bore to said one end of said coupling, said taper extending at the same angle as the respective flared end portion of said tube.
References Cited (Backward Citations)
US931128A
Cited
US1584394A
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US1872536A
Cited
US2545168A
Cited
US2685461A
Cited
FR1191066A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-13 | 1981-08-15 | 1982-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-13 | 1985-08-15 | 1986-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-13 | 1989-08-15 | 1990-02-14 | $7700.00 | Window Closed / Lapsed |