Patent US3348774A successfully refreshed from Google Patents.
US3348774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-automatic color change system for paint spray installation
Assignee: Gyromat Corp
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Filing: 1965-03-18
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Granted: 1967-10-24
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Expires: 1985-03-18
Abstract
No abstract record available.
Inventors
- 👤 Richard F Wiggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:19
CPC Classifications
B; B05; B05B; B05B12/00; B05B12/14; B05B15/00; B05B15/50; B05B15/55; B05B12/149
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A SEMI-AUTOMATIC COLOR CHANGE SYSTEM FOR A PAINT SPRAY INSTALLATION, WHICH COMPRISES (A) A PAINT SPRAY NOZZLE, (B) INDEPENDENT FLUID SUPPLY AND DISCHARGE LINES ASSOCIATED WITH SAID NOZZLE, (C) A CONTROLLABLE DISCHARGE VALVE IN SAID DISCHARGE LINE, (D) SELECTIVELY CONTROLLABLE PAINT AND PURGE FLUID CONTROL VALVES ASSOCIATED WITH SAID SUPPLY LINE, (E) SAID PURGE FLUID VALVE BEING UPSTREAM OF SAID PAINT VALVES, AND (F) A COLOR CHANGE CYCLE TIMER ASSOCIATED WITH SAID VALVES AND OPERATIVE IN SEQUENCE TO OPEN SAID DISCHARGE VALVE AND DIRECT INTO SAID SUPPLY AND DISCHARGE LINES PURGE FLUIDS AND PAINT OF A NEW COLOR.
Claim 2
Dependent Claim
98 words
A COLOR CHANGE SYSTEM FOR A PAINT SPRAY INSTALLATION, WHICH COMPRISES (A) A VALVED PAINT SPRAY NOZZLE; (B) A SUPPLY LINE CONNECTED TO SAID NOZZLE FOR SUPPLYING PAINT AND SOLVENT TO SAID NOZZLE; (C) A DISCHARGE LINE CONNECTED TO SAID SPRAY NOZZLE AND COMMUNICATING WITH SAID SUPPLY LINE ONLY SUBSTANTIALLY AT SAID SPRAY NOZZLE; (D) A PLURALITY OF CONTROLLABLE PAINT SUPPLY VALVES SELECTIVELY CONNECTABLE TO SAID SUPPLY LINE; (E) A CONTROLLABLE SOLVENT SUPPLY VALVE SELECTIVELY CONNECTABLE TO SAID SUPPLY LINE AND LOCATED UPSTREAM OF SAID PAINT SUPPLY VALVES; AND (F) A CONTROLLABLE DISCHARGE VALVE IN SAID DISCHARGE LINE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |