US2946696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masking method and apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1957-12-31
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Granted: 1960-07-26
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Expires: 1977-12-31
Abstract
No abstract record available.
Inventors
- 👤 Stanley A Lopenski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:11
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
THE METHOD OF MASKING A SELECTED BODY PORTION OF AN ARTICLE FROM A PRCESSING MEDIUM SPRAYED FROM A MOVABLE SOURCE WHICH SCANS THE EXPOSED END PORTION OF SAID ARTICLE, AND EFFECTING A DESIRED FINAL LINE OF CUT-OFF WHICH METHOD COMPRISES, INSERTING SAID ARTICLE INTO A SHIELDING MEMBER ADAPTED TO LOOSELY RECEIVE THE SELECTED BODY PORTION TO BE PROTECTED AND DEFINE THERWITH A CHAMBER OPEN TO THE ATMOSPHERE AND NORMALLY ACCESSIBLE TO SAID PROCESSING MEDIUM THROUGH A CONSTRICTED OPENING WHICH, IN TURN, DEFINES THE LINE OF CUT-OFF ON SAID ARTICLE, POSITIONING SAID ARTICLE SO THAT A PREDETERMINED PART THEREOF IN EXCESS OF THE SAID SELECTED BODY PORTION TO BE PROTECTED IS RECESSED BELOW THE EDGE OF SAID SHIELDING MEMBER WHILE SAID MEDIUM SOURCE SCANS THE EXPOSED END PORTION OF SAID ARTICLE, PLACING SAID MEDIUM SOURCE ABREAST OF AND PREFERENTIALLY BELOW THE DEFINING EDGE OF SAID SHIELDING MEMBER AND CONSTRICTED OPENING THEREAT AFTER THE AFORESAID END PORTION HAS BEEN PROCESSED, AND THEN RAISING SAID ARTICLE AN ADDITIONAL DISTANCE OUT OF SAID SHIELDING MEMBER TO EXPOSE THE RECESSED PREDETERMINED PART OF SAID ARTICLE WHICH IS IN EXCESS OF THE SAID SELECTED BODY PORTION AND THEREBY EFFECT SAID DESIRED FINAL LINE OF CUT-OFF.
Claim 2
Independent Claim
199 words
THE METHOD OF MASKING A SELECTED BODY PORTION OF AN ARTICLE FROM A PRCESSING MEDIUM SPRAYED FROM A MOVABLE SOURCE WHICH SCANS THE EXPOSED END PORTION OF SAID ARTICLE, AND EFFECTING A DESIRED FINAL LINE OF CUT-OFF WHICH METHOD COMPRISES, INSERTING SAID ARTICLE INTO A SHIELDING MEMBER ADAPTED TO LOOSELY RECEIVE THE SELECTED BODY PORTION TO BE PROTECTED AND DEFINE THERWITH A CHAMBER OPEN TO THE ATMOSPHERE AND NORMALLY ACCESSIBLE TO SAID PROCESSING MEDIUM THROUGH A CONSTRICTED OPENING WHICH, IN TURN, DEFINES THE LINE OF CUT-OFF ON SAID ARTICLE, POSITIONING SAID ARTICLE SO THAT A PREDETERMINED PART THEREOF IN EXCESS OF THE SAID SELECTED BODY PORTION TO BE PROTECTED IS RECESSED BELOW THE EDGE OF SAID SHIELDING MEMBER WHILE SAID MEDIUM SOURCE SCANS THE EXPOSED END PORTION OF SAID ARTICLE, PLACING SAID MEDIUM SOURCE ABREAST OF AND PREFERENTIALLY BELOW THE DEFINING EDGE OF SAID SHIELDING MEMBER AND CONSTRICTED OPENING THEREAT AFTER THE AFORESAID END PORTION HAS BEEN PROCESSED, AND THEN RAISING SAID ARTICLE AN ADDITIONAL DISTANCE OUT OF SAID SHIELDING MEMBER TO EXPOSE THE RECESSED PREDETERMINED PART OF SAID ARTICLE WHICH IS IN EXCESS OF THE SAID SELECTED BODY PORTION AND THEREBY EFFECT SAID DESIRED FINAL LINE OF CUT-OFF.
References Cited (Backward Citations)
US2151427A
Cited
US2242032A
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US2342375A
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US2600161A
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US2783164A
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US2781282A
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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) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |