US3268708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for mounting a torch on a welding machine
Assignee: AMF Inc
•
Filing: 1963-10-14
•
Granted: 1966-08-23
•
Expires: 1983-10-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:34
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028; B23K9/0282; B23K9/0286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A WELDING MACHINE WHEREIN A WELDING TORCH ASSEMBLY IS MOVED ALONG A JOINT TO BE WELDED BY A TORCH MOVING MECHANISM, THE IMPROVEMENT WHICH COMPRISES IN COMBINATION THEREWITH: (A) A CONNECTING LINKAGE WHICH INCLUDES A FIRST PAIR OF PARALLEL ARMS PIVOTALLY CONNECTED AT ONE OF THE THEIR ENDS THE THE TORCH MOVING MECHANISM; (B) A LINK PIVOTALLY CONNECTED TO THE OTHER ENDS OF SAID FIRST ARMS TO FORM TOGETHER WITH THE FIRST ARMS A FIRST PARALLELOGRAM LINKAGE; (C) A SECOND PAIR OF PARALLEL ARMS PIVOTALLY CONNECTED AT ONE OF THEIR ENDS OF SAID LINK AND AT THEIR OTHER ENDS OF SAID TORCH ASSEMBLY FOR FORM A SECOND PARALLELOGRAM LINKAGE, ALL OF PIVOTAL AXES OF THE PIVOTAL CONNECTIONS OF SAID FIRST AND SECOND ARMS BEING PARALLEL TO EACH OTHER AND POSITIONED SUCH THAT A LINE DRAWN THROUGH THE PIVOTAL AXES OF THE FIRST ARMS CONNECTIONS TO THE LINK LIES AT AN ANGLE TO A LINE DRAWN
Claim 2
Dependent Claim
156 words
IN A WELDING MACHINE WHEREIN A WELDING TORCH ASSEMBLY IS MOVED ALONG A JOINT TO BE WELDED BY A TORCH MOVING MECHANISM, THE IMPROVEMENT WHICH COMPRISES IN COMBINATION THEREWITH: (A) A CONNECTING LINKAGE WHICH INCLUDES A FIRST PAIR OF PARALLEL ARMS PIVOTALLY CONNECTED AT ONE OF THE THEIR ENDS THE THE TORCH MOVING MECHANISM; (B) A LINK PIVOTALLY CONNECTED TO THE OTHER ENDS OF SAID FIRST ARMS TO FORM TOGETHER WITH THE FIRST ARMS A FIRST PARALLELOGRAM LINKAGE; (C) A SECOND PAIR OF PARALLEL ARMS PIVOTALLY CONNECTED AT ONE OF THEIR ENDS OF SAID LINK AND AT THEIR OTHER ENDS OF SAID TORCH ASSEMBLY FOR FORM A SECOND PARALLELOGRAM LINKAGE, ALL OF PIVOTAL AXES OF THE PIVOTAL CONNECTIONS OF SAID FIRST AND SECOND ARMS BEING PARALLEL TO EACH OTHER AND POSITIONED SUCH THAT A LINE DRAWN THROUGH THE PIVOTAL AXES OF THE FIRST ARMS CONNECTIONS TO THE LINK LIES AT AN ANGLE TO A LINE DRAWN
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |