Patent US4298167A successfully refreshed from Google Patents.
US4298167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mist generator
Assignee: Individual
•
Filing: 1979-07-26
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Granted: 1981-11-03
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Expires: 1999-07-26
Abstract
Abstract A mist generator particularly for spraying pesticides on plants includes at least two exhaust nozzles from which generated mist is emitted from the mist generator, the nozzles being jointly fed by a common pulsating combustion chamber and extending in generally opposite directions.
Inventors
- 👤 Karl-Heinz Stahl
- 👤 Fritz Fend
- 👤 Werner Stahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:59
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/0003
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
68 words
A mist generator particularly for spraying pesticides on plants comprising: a pulsating combustion chamber; a resonator tube connected with said pulsating combustion chamber; a distribution tube releasably connected with said resonator tube; at least two exhaust nozzles attached with said distribution tube; and a diffuser tube having branched ends pieces; with said resonator tube, said distribution tube and said exhaust nozzles being concentrically enclosed within said diffuser tube.
Claim 2
Dependent Claim
68 words
A mist generator particularly for spraying pesticides on plants comprising: a pulsating combustion chamber; a resonator tube connected with said pulsating combustion chamber; a distribution tube releasably connected with said resonator tube; at least two exhaust nozzles attached with said distribution tube; and a diffuser tube having branched ends pieces; with said resonator tube, said distribution tube and said exhaust nozzles being concentrically enclosed within said diffuser tube.
Claim 3
Dependent Claim
19 words
A mist generator according to claim 1 wherein said exhaust nozzles are arranged to extend in oppositely pointing directions.
Claim 4
Dependent Claim
32 words
A mist generator according to claim 1 wherein said resonator tube includes a longitudial axis and wherein said exhaust nozzles are arranged to extend at acute angles relative to said longitudinal axis.
Claim 5
Dependent Claim
32 words
A mist generator according to claim 3 wherein said exhaust nozzles include longitudinal axes which extend in a plane which intersects the longitudinal axis of said resonator tube at an acute angle.
Claim 6
Dependent Claim
23 words
A mist generator according to claim 1 further comprising a separate dosing device provided for each of said at least two exhaust nozzles.
Claim 7
Dependent Claim
29 words
A mist generator according to claim 1 wherein said branched end pieces of said diffuser tube are provided with outwardly projecting plant deflector bars on the outer sides thereof.
Claim 8
Dependent Claim
28 words
A mist generator according to claim 6 wherein the end of said diffuser tube adjacent said branched end pieces thereof is provided with outwardly projecting plant deflector bars.
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) | 1984-11-02 | 1985-05-04 | 1985-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-11-02 | 1989-05-04 | 1989-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-11-02 | 1993-05-04 | 1993-11-03 | $7700.00 | Window Closed / Lapsed |