US3091403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple purpose spotting gun
Assignee: Individual
•
Filing: 1957-05-20
•
Granted: 1963-05-28
•
Expires: 1977-05-20
Abstract
No abstract record available.
Inventors
- 👤 Henry A Schraber
- 👤 Roger O Barrows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:32
CPC Classifications
D; D06; D06F; D06F43/00; D06F43/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A DRYCLEANER''S SPOTTING GUN COMPRISING A GUN HEAD HAVING AN ELONGATED HIGH VELOCITY NOZZLE TERMINATING IN ONE END IN AN ORIFICE, AN EVACUATING TUBE WITHIN SAID GUN HEAD TERMINATING AT ONE END WITHIN THE HIGH VELOCITY NOZZLE AND DIRCTED TOWARD THE ORIFICE THEREOF AND TERMINATING AT ITS OTHER END OUTWARDLY OF THE GUNHEAD IN A SUCTION OPENING, A PRESSURIZED FLUID INLET LINE COMMUNICATING WITH THE NOZZLE AT A POSITION REMOTE FROM THE ORIFICE, A CONCENTRIC TUBULAR CHAMBER SURROUNDING THE ELONGATED HIGH VELOCITY NOZZLE AND TERMINATING ADJACENT THE ORIFICE THEREOF IN AN OUTWARDLY FLARED ANNULAR OPENING, AN INLET LINE COMMUNICATING WITH THE CONCENTRIC TUBULAR CHAMBER FOR SUPPLYING STEAM THERETO, AND VALVE MEANS IN EACH OF THE INLET LINES CONTROLLING THE FLOW OF PRESSURIZED FLUID AND STEAM TO THE GUN HEAD.
Claim 2
Dependent Claim
129 words
A DRYCLEANER''S SPOTTING GUN COMPRISING A GUN HEAD HAVING AN ELONGATED HIGH VELOCITY NOZZLE TERMINATING IN ONE END IN AN ORIFICE, AN EVACUATING TUBE WITHIN SAID GUN HEAD TERMINATING AT ONE END WITHIN THE HIGH VELOCITY NOZZLE AND DIRCTED TOWARD THE ORIFICE THEREOF AND TERMINATING AT ITS OTHER END OUTWARDLY OF THE GUNHEAD IN A SUCTION OPENING, A PRESSURIZED FLUID INLET LINE COMMUNICATING WITH THE NOZZLE AT A POSITION REMOTE FROM THE ORIFICE, A CONCENTRIC TUBULAR CHAMBER SURROUNDING THE ELONGATED HIGH VELOCITY NOZZLE AND TERMINATING ADJACENT THE ORIFICE THEREOF IN AN OUTWARDLY FLARED ANNULAR OPENING, AN INLET LINE COMMUNICATING WITH THE CONCENTRIC TUBULAR CHAMBER FOR SUPPLYING STEAM THERETO, AND VALVE MEANS IN EACH OF THE INLET LINES CONTROLLING THE FLOW OF PRESSURIZED FLUID AND STEAM TO THE GUN HEAD.
References Cited (Backward Citations)
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Cited
GB543476A
Cited
US2619821A
Cited
US2598787A
Cited
US2616761A
Cited
US2769670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |