Patent US3306116A successfully refreshed from Google Patents.
US3306116A
Expired / Lapsed
US
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Welding torch oscillator unit
Assignee: Union Carbide Canada Ltd
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Filing: 1965-03-17
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Granted: 1967-02-28
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 John W Ross
- 👤 Jr Alfred W Marner
- 👤 Barry C Millar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:14
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028; B23K9/0282; B23K9/0286; B23K9/24; B23K9/28; B23K9/30; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
WELDING TORCH OSCILLATOR UNIT COMPRISING A CASING HAVING SLIDE BEARINGS IN OPPOSITE WALLS THEREOF, A TORCH SUPPORTING FRAME OUTSIDE OF SAID CASING, A THRUST ROD RIGIDLY CONNECTED TO SAID FRAME AND SLIDABLY MOUNTED IN SAID BEARINGS, A MOTOR SECURED TO SAID CASING, A CAM DRIVE SHAFT JOURNALED IN SAID CASING AND DRIVEN BY SAID MOTOR, AND MECHANISM INSIDE SAID CASING AND ACTUATED BY ROTATION OF SAID SHAFT FOR RECIPROCATING SAID THRUST ROD IN SAID SLIDE BEARINGS, SAID MECHANISM INCLUDING A CAM ON SAID SHAFT AND DRIVEN THEREBY, SAID CAM HAVING A SHAPE SUCH THAT THE ENTIRE LONGITUDINAL AXIS OF SAID TORCH OSCILLATES ACROSS A WELDING PATH BUT DWELLS AT A SELECTED ANGLE OF CAM REVOLUTION AT EITHER SIDE THEREOF.
Claim 2
Dependent Claim
119 words
WELDING TORCH OSCILLATOR UNIT COMPRISING A CASING HAVING SLIDE BEARINGS IN OPPOSITE WALLS THEREOF, A TORCH SUPPORTING FRAME OUTSIDE OF SAID CASING, A THRUST ROD RIGIDLY CONNECTED TO SAID FRAME AND SLIDABLY MOUNTED IN SAID BEARINGS, A MOTOR SECURED TO SAID CASING, A CAM DRIVE SHAFT JOURNALED IN SAID CASING AND DRIVEN BY SAID MOTOR, AND MECHANISM INSIDE SAID CASING AND ACTUATED BY ROTATION OF SAID SHAFT FOR RECIPROCATING SAID THRUST ROD IN SAID SLIDE BEARINGS, SAID MECHANISM INCLUDING A CAM ON SAID SHAFT AND DRIVEN THEREBY, SAID CAM HAVING A SHAPE SUCH THAT THE ENTIRE LONGITUDINAL AXIS OF SAID TORCH OSCILLATES ACROSS A WELDING PATH BUT DWELLS AT A SELECTED ANGLE OF CAM REVOLUTION AT EITHER SIDE THEREOF.
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |