US3226035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vaporizer having first and second piston construction
Assignee: Societe Technique de Pulverisation SA STEP
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Filing: 1964-03-23
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Granted: 1965-12-28
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Boris Sonia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:38
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/01; B05B11/06; B05B11/068; B05B11/10; B05B11/1087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A VAPORIZING LIQUIDS COMPRISING A CYLINDER, A FIRST PISTON MANUALLY ACTUATED FOR MOVEMENT WITHIN SAID CYLINDER, A VAPORIZING JET IN PNEUMATIC COMMUNICATION WITH SAID CYLINDER, A PUMPING CHAMBER, A SECOND PISTON, SAID SECOND PISTON BEING WITHIN SAID PUMPING CHAMBER, A ROD, SAID ROD CONNECTING SAID FIRST PISTON WITH SAID SECOND PISTON SO THAT BOTH OF SAID PISTONS MOVE IN UNISON WHEN SAID FIRST PISTON IS ACTUATED, SPRING MEANS, SAID SPRING MEANS BIASING SID FIRST AND SECOND PISTONS TOWARD A REST POSITION, A CHANNEL, SID CHANNEL EXTENDING FOR SAID PUMPING CHAMBER TO PLACE SAID CHAMBER IN COMMUNICATION WITH SAID VAPORIZING JET AND POSITIONED SO THAT WHEN IN SAID REST POSITION SAID SECOND PISTON COVERS SAID CHANNEL SO THAT SAID PUMPING CHAMBER IS SEALED OFF FROM SAID VAPORIZING JET, A PLUNGER TUBE EXTENDING INTO SAID LIQUID TO CONDUCT LIQUID TO SAID PUMPING CHAMBER, AND A VALVE, SAID VALVE POSITIONED BETWEEN SAID PLUNGER TUBE AND SAID PUMPING CHAMBER TO PERMIT SAID LIQUID TO
Claim 2
Dependent Claim
160 words
A VAPORIZING LIQUIDS COMPRISING A CYLINDER, A FIRST PISTON MANUALLY ACTUATED FOR MOVEMENT WITHIN SAID CYLINDER, A VAPORIZING JET IN PNEUMATIC COMMUNICATION WITH SAID CYLINDER, A PUMPING CHAMBER, A SECOND PISTON, SAID SECOND PISTON BEING WITHIN SAID PUMPING CHAMBER, A ROD, SAID ROD CONNECTING SAID FIRST PISTON WITH SAID SECOND PISTON SO THAT BOTH OF SAID PISTONS MOVE IN UNISON WHEN SAID FIRST PISTON IS ACTUATED, SPRING MEANS, SAID SPRING MEANS BIASING SID FIRST AND SECOND PISTONS TOWARD A REST POSITION, A CHANNEL, SID CHANNEL EXTENDING FOR SAID PUMPING CHAMBER TO PLACE SAID CHAMBER IN COMMUNICATION WITH SAID VAPORIZING JET AND POSITIONED SO THAT WHEN IN SAID REST POSITION SAID SECOND PISTON COVERS SAID CHANNEL SO THAT SAID PUMPING CHAMBER IS SEALED OFF FROM SAID VAPORIZING JET, A PLUNGER TUBE EXTENDING INTO SAID LIQUID TO CONDUCT LIQUID TO SAID PUMPING CHAMBER, AND A VALVE, SAID VALVE POSITIONED BETWEEN SAID PLUNGER TUBE AND SAID PUMPING CHAMBER TO PERMIT SAID LIQUID TO
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |