Patent US3201561A successfully refreshed from Google Patents.
US3201561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding apparatus
Assignee: Olin Corp
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Filing: 1964-11-27
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Granted: 1965-08-17
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Expires: 1984-11-27
Abstract
No abstract record available.
Inventors
- 👤 Lloyd E Damon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:10
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
237 words
A COMPACT, SELF-PROPELLED, SEMI-AUTOMATIC WELDING APPARATUS FOR WELDING A SEAM, COMPRISING (A) A CHASSIS, (B) A SINGLE DRIVE WHEEL SUPPORTED BY SAID CHASSIS AT A REAR PORTION THEREOF AND BEING KNURLED FOR BITING ENGAGEMENT WITH THE SURFACE TO BE WELDED, (C) POWER MEANS SUPPORTED ON SAID CHASSIS AND OPERATIVELY CONNECTED TO SAID DRIVE WHEEL FOR SUPPLYING DRIVE POWER TO SAID DRIVE WHEEL, (D) MEANS FOR SUPPLYING ELECTRIC POWER TO SAID POWER MEANS, (E) A WELD SEAM GUIDE WHEEL SUPPORTED BY SAID CHASSIS AT A FRONT PORTION THEREOF FOR ENGAGEMENT WITH SAID SEAM, SAID GUIDE WHEEL HAVING A PERIPHERY OF A CONFIGURATION MATING WITH SAID SEAM, (F) A MANUALLY-OPERATED MIG WELDING GUN SUPPORTED ON SAID CHASSIS, COMPRISING (1) A WELDING TIP IN ADJUSTABLE RELATIONSHIP WITH SAID SEAM (2) A WELDING WIRE, (3) A WELDING WIRE SUPPLY MEANS OPERATIVELY CONNECTED TO SAID WELDING TIP AND SAID WELDING WIRE FOR FEEDING SAID WELDING WIRE AT A CONTROLLED RATE TO SAID WELDING TIP, (4) INERT GAS (5) INERT GAS SUPPLY MEANS OPERATIVELY CONNECTED TO SAID WELDING TIP FOR FEEDING SAID INERT GAS AT A CONTROLLED RATE TO SAID WELDING TIP; (G) CONTROL MEANS FOR COORDINATING SAID POWER MEANS, SAID WELDING WIRE SUPPLY MEANS, AND SAID INERT GAS SUPPLY MEANS, WHEREBY ACTUATION OF SAID WELDING GUN SUPPLIES A CONTROLLED DELIVERY OF WELDING WIRE AND INERT GAS TO SAID SEAM WHILE THE WELDING APPARATUS IS PROPELLED AT A CONTROLLED RATE ALONG SAID SEAM.
Claim 2
Dependent Claim
237 words
A COMPACT, SELF-PROPELLED, SEMI-AUTOMATIC WELDING APPARATUS FOR WELDING A SEAM, COMPRISING (A) A CHASSIS, (B) A SINGLE DRIVE WHEEL SUPPORTED BY SAID CHASSIS AT A REAR PORTION THEREOF AND BEING KNURLED FOR BITING ENGAGEMENT WITH THE SURFACE TO BE WELDED, (C) POWER MEANS SUPPORTED ON SAID CHASSIS AND OPERATIVELY CONNECTED TO SAID DRIVE WHEEL FOR SUPPLYING DRIVE POWER TO SAID DRIVE WHEEL, (D) MEANS FOR SUPPLYING ELECTRIC POWER TO SAID POWER MEANS, (E) A WELD SEAM GUIDE WHEEL SUPPORTED BY SAID CHASSIS AT A FRONT PORTION THEREOF FOR ENGAGEMENT WITH SAID SEAM, SAID GUIDE WHEEL HAVING A PERIPHERY OF A CONFIGURATION MATING WITH SAID SEAM, (F) A MANUALLY-OPERATED MIG WELDING GUN SUPPORTED ON SAID CHASSIS, COMPRISING (1) A WELDING TIP IN ADJUSTABLE RELATIONSHIP WITH SAID SEAM (2) A WELDING WIRE, (3) A WELDING WIRE SUPPLY MEANS OPERATIVELY CONNECTED TO SAID WELDING TIP AND SAID WELDING WIRE FOR FEEDING SAID WELDING WIRE AT A CONTROLLED RATE TO SAID WELDING TIP, (4) INERT GAS (5) INERT GAS SUPPLY MEANS OPERATIVELY CONNECTED TO SAID WELDING TIP FOR FEEDING SAID INERT GAS AT A CONTROLLED RATE TO SAID WELDING TIP; (G) CONTROL MEANS FOR COORDINATING SAID POWER MEANS, SAID WELDING WIRE SUPPLY MEANS, AND SAID INERT GAS SUPPLY MEANS, WHEREBY ACTUATION OF SAID WELDING GUN SUPPLIES A CONTROLLED DELIVERY OF WELDING WIRE AND INERT GAS TO SAID SEAM WHILE THE WELDING APPARATUS IS PROPELLED AT A CONTROLLED RATE ALONG SAID SEAM.
References Cited (Backward Citations)
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |