US4114644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recycling drain pan
Assignee: Individual
•
Filing: 1977-02-08
•
Granted: 1978-09-19
•
Expires: 1997-02-08
Abstract
Abstract A drain pan forming an enclosure having a top and bottom wall and a front wall and terminates in a drain opening into the enclosure at the juncture of the front wall and top wall so that anti-freeze from an automotive radiator may be drained onto the front wall and through the drain opening into the interior of the enclosure. A sump pump is mounted in the interior of the enclosure for recycling the collected anti-freeze fluid through a flexible hose connected to the outlet of the pump back into the radiator.
Inventors
- 👤 Eldon L. Piper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:24
CPC Classifications
B; B60; B60K; B60K11/00; F; F01; F01P; F01P11/00; F01P11/02; F01P11/0276; F16; F16N; F16N31/00; F16N31/006; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6918; Y10T137/8593; Y10T137/85978; Y10T137/86035
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
89 words
A self-contained recycling drain unit comprising: a hollow enclosure having relatively narrow top, bottom and side walls, and a front wall extending between said walls which slopes downwardly from said bottom wall towards said top wall, a drain opening in said front wall adjacent said top wall, pump means forming an integral part of said unit having an outlet adjacent said bottom wall, and a flexible hose having one end connected to the outlet of said pump means and a free end for recycling fluid accumulated within said enclosure.
Claim 2
Dependent Claim
89 words
A self-contained recycling drain unit comprising: a hollow enclosure having relatively narrow top, bottom and side walls, and a front wall extending between said walls which slopes downwardly from said bottom wall towards said top wall, a drain opening in said front wall adjacent said top wall, pump means forming an integral part of said unit having an outlet adjacent said bottom wall, and a flexible hose having one end connected to the outlet of said pump means and a free end for recycling fluid accumulated within said enclosure.
Claim 3
Dependent Claim
14 words
The drain pan of claim 1 including a filter screen over said drain opening.
Claim 4
Dependent Claim
20 words
A drain pan in accordance with claim 1 including a spring clip on the free end of said flexible hose.
Claim 5
Dependent Claim
15 words
The drain pan of claim 1 including power supply means connected to said pump means.
Claim 6
Dependent Claim
17 words
The drain pan of claim 1 including a handle fixed to the top wall of said enclosure.
Claim 7
Dependent Claim
28 words
The drain pan of claim 1 including a pair of brackets mounted on a side wall of said enclosure for supporting said flexible hose when not in use.
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) | 1981-09-18 | 1982-03-20 | 1982-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-18 | 1986-03-20 | 1986-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-18 | 1990-03-20 | 1990-09-19 | $7700.00 | Window Closed / Lapsed |