US4064049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water cleaner
Assignee: Individual
•
Filing: 1976-07-19
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Granted: 1977-12-20
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Expires: 1996-07-19
Abstract
Abstract A water cleaner is formed of a hollow casing having a water inlet and a water outlet. An elongated tubing is secured to the interior of the casing and contains an inlet and an outlet and means for coupling the tubing inlet to the water inlet and the tubing outlet to the water outlet. A screen surrounds the exterior of the tubing and is secured thereto. A filter element surrounds the screen for removing impurities from the water passing from the casing inlet to the casing outlet.
Inventors
- 👤 Alexander S. Calvano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:17
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D29/88; B01D29/92; B01D29/925
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
142 words
A water cleaner comprising: a hollow casing having a water inlet and a water outlet; an elongated solid tubing secured to the interior of said casing and having an inlet and an outlet and means for coupling said tubing inlet to said water inlet and said tubing outlet to said water outlet; a screen surrounding the exterior of said tubing and being secured thereto; and a filter element surrounding said screen for removing impurities from water passing from said casing inlet to said casing outlet, said elongated tubing outlet being formed at one end of said tubing and said tubing inlet consisting of an opening formed at the other end of said elongated tubing for enabling substantial seepage to occur along the filter element prior to allowing filtered water to enter the interior of said tubing and pass to said tubing outlet.
Claim 2
Dependent Claim
142 words
A water cleaner comprising: a hollow casing having a water inlet and a water outlet; an elongated solid tubing secured to the interior of said casing and having an inlet and an outlet and means for coupling said tubing inlet to said water inlet and said tubing outlet to said water outlet; a screen surrounding the exterior of said tubing and being secured thereto; and a filter element surrounding said screen for removing impurities from water passing from said casing inlet to said casing outlet, said elongated tubing outlet being formed at one end of said tubing and said tubing inlet consisting of an opening formed at the other end of said elongated tubing for enabling substantial seepage to occur along the filter element prior to allowing filtered water to enter the interior of said tubing and pass to said tubing outlet.
Claim 3
Dependent Claim
18 words
A water cleaner in accordance with claim 1 wherein said screen spaces said filter element from said tubing.
Claim 4
Dependent Claim
20 words
A water cleaner in accordance with claim 2 wherein said filter element is a cloth member wrapped around said screen.
Claim 5
Dependent Claim
30 words
A water cleaner in accordance with claim 2 wherein fingers are formed at one end of said tubing for enabling filtered water to pass to the interior of said tubing.
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) | 1980-12-19 | 1981-06-20 | 1981-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-12-19 | 1985-06-20 | 1985-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-12-19 | 1989-06-20 | 1989-12-20 | $7700.00 | Window Closed / Lapsed |