US3375980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water blast control system
Assignee: Hydro Services Inc
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Filing: 1966-07-21
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Granted: 1968-04-02
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Expires: 1986-07-21
Abstract
No abstract record available.
Inventors
- 👤 Jack F Hinrichs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:46
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/04; B60S3/044; B05; B05B; B05B12/00; B05B9/00; B05B9/03; B05B9/04; B05B9/0403; B05B9/0423; B08; B08B; B08B3/00; B08B3/02; B08B3/026; B08B3/028; F; F28; F28G; F28G9/00; B08B2203/00; B08B2203/02; B08B2203/0282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
AN IMPROVED SYSTEM FOR DISCHARGING A FLUID UNDER PRESSURE COMPRISING A BLASTING GUN HAVING DISCHARGE NOZBLE MEANS AND PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN, FIRST CONDUIT MEANS ADAPTABLE TO DELIVER SAID FLUID TO SAID NOZZLE MEANS FROM A SOURCE OF SAID FLUID REMOTE FROM SAID NOZZLE MEANS, SECOND CONDUIT MEANS ADAPTABLE TO BYPASS SAID NOZZLE MEANS, SAID FIRST AND SECOND CONDUIT MEANS IN FLUID COMMUNICATION WITH VALVE MEANS REMOTE FROM SAID GUN AND ADAPTABLE TO BE ACTUATED BY SAID PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN WHEREBY SAID VALVE MEANS IS SELECTIVELY POSITIONED TO DELIVER FLUID UNDER PRESSURE FROM SAID SOURCE TO SAID FIRST AND SECOND CONDUITS, SAID SECOND CONDUIT PROVIDED WITH AN ORIFICE NOZZLE HAVING A DISCHARGE OPENING SUBSTANTIALLY EQUAL TO THAT OF SAID DISCHARGE NOZZLE OF SAID BLASTING GUN, THIRD CONDUIT MEANS ADAPTABLE TO DELIVER PNEUMATIC PRESSURE TO SAID GUN AND FOURTH CONDUIT MEANS ADAPTABLE TO BYPASS SAID GUN AND DELIVER SAID PNEUMATIC PRESSURE TO SAID VALVE MEANS ON ACTUATION OF SAID PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN.
Claim 2
Dependent Claim
172 words
AN IMPROVED SYSTEM FOR DISCHARGING A FLUID UNDER PRESSURE COMPRISING A BLASTING GUN HAVING DISCHARGE NOZBLE MEANS AND PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN, FIRST CONDUIT MEANS ADAPTABLE TO DELIVER SAID FLUID TO SAID NOZZLE MEANS FROM A SOURCE OF SAID FLUID REMOTE FROM SAID NOZZLE MEANS, SECOND CONDUIT MEANS ADAPTABLE TO BYPASS SAID NOZZLE MEANS, SAID FIRST AND SECOND CONDUIT MEANS IN FLUID COMMUNICATION WITH VALVE MEANS REMOTE FROM SAID GUN AND ADAPTABLE TO BE ACTUATED BY SAID PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN WHEREBY SAID VALVE MEANS IS SELECTIVELY POSITIONED TO DELIVER FLUID UNDER PRESSURE FROM SAID SOURCE TO SAID FIRST AND SECOND CONDUITS, SAID SECOND CONDUIT PROVIDED WITH AN ORIFICE NOZZLE HAVING A DISCHARGE OPENING SUBSTANTIALLY EQUAL TO THAT OF SAID DISCHARGE NOZZLE OF SAID BLASTING GUN, THIRD CONDUIT MEANS ADAPTABLE TO DELIVER PNEUMATIC PRESSURE TO SAID GUN AND FOURTH CONDUIT MEANS ADAPTABLE TO BYPASS SAID GUN AND DELIVER SAID PNEUMATIC PRESSURE TO SAID VALVE MEANS ON ACTUATION OF SAID PNEUMATIC CONTROL MEANS INCORPORATED IN SAID GUN.
References Cited (Backward Citations)
US2578102A
Cited
US3275240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |