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US2732339A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrolytic fused salt cleaning bath

Assignee: —
•
Filing: —
•
Granted: 1956-01-24
•
Expires: 1973-01-24
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 14:57
CPC Classifications
C; C25; C25F; C25F1/00; C25F1/02; C25F1/12; C25F7/00; C25F7/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 216 words
AN ELECTROLYTIC FUSED SALT CLEANING BATH FOR CLEANING A METAL WORK PIECE SUSPENDED IN THE LIQUID OF SAID BATH BY PASSING ELECTRIC CURRENT THERETHROUGH WHILE MAINTAINING THE WORK PIECE FOR AT LEAST ABOUT ONE HALF OF THE ELECTROLYTIC TREATMENT PERIOD AS A CATHODE, COMPRISING AN OPEN TOP CONTAINER FORMING A CELL, TWO BUS BARS MOUNTED SUBSTANTIALLY PARALLEL ALONG OPPOSITE UPPER EDGES OF SAID CONTAINER, A PAIR OF V-SHAPED METALLIC STIRRUP MEMBERS DISPOSED A SUBSTANTIAL DISTANCE FROM EACH OTHER HAVING EACH OF THEIR ARMS REMOVABLY BUT FIRMLY FASTENED TO AN OPPOSITE BUS BAR IN CURRENT CONDUCTIVE SUPPORT WITH THE CROTCHES OF THE SAID V MEMBERS DEPENDING A SUBSTANTIAL DISTANCE DOWNWARD INTO THE CONTAINER AS SUPPORTING MEMBERS FOR OBJECTS POSITIONABLE BELOW THE UPPER SURFACE LEVEL OF BATH LIQUID IN SAID CONTAINER, A BASKET OF FORAMINOUS METAL COMPRISING A WORK HOLDER WITHIN WHICH THE WORK PIECES MAY BE DISPOSED, SAID BASKET HAVING A PAIR OF HORIZONTAL SUPPORTING LUGS EACH LATERALLY EXTENDING FROM AN OPPOSITE END THEREOF, EACH POSITIONED TO BE ENGAGED WITHIN A DEPENDING CROTCH OF ONE OF THE V-SHAPED STIRRUPS FOR GRAVITATIONAL SUPPORT AND TEMPORARY ELECTROCONDUCTIVE CONTACT THEREWITH, WHEREBY THE FORAMINUOUS BASKET IS SUPPORTED THROUGH SAID LUGS BETWEEN THE PAIR OF V-SHAPED STIRRUPS GRAVITATIONALLY WITHOUT FURTHER FASTENING WHILE BEING DISPOSED COMPLETELY IMMERSED WITHIN THE LIQUID OF SAID BATH.
Claim 2
Dependent Claim 216 words
AN ELECTROLYTIC FUSED SALT CLEANING BATH FOR CLEANING A METAL WORK PIECE SUSPENDED IN THE LIQUID OF SAID BATH BY PASSING ELECTRIC CURRENT THERETHROUGH WHILE MAINTAINING THE WORK PIECE FOR AT LEAST ABOUT ONE HALF OF THE ELECTROLYTIC TREATMENT PERIOD AS A CATHODE, COMPRISING AN OPEN TOP CONTAINER FORMING A CELL, TWO BUS BARS MOUNTED SUBSTANTIALLY PARALLEL ALONG OPPOSITE UPPER EDGES OF SAID CONTAINER, A PAIR OF V-SHAPED METALLIC STIRRUP MEMBERS DISPOSED A SUBSTANTIAL DISTANCE FROM EACH OTHER HAVING EACH OF THEIR ARMS REMOVABLY BUT FIRMLY FASTENED TO AN OPPOSITE BUS BAR IN CURRENT CONDUCTIVE SUPPORT WITH THE CROTCHES OF THE SAID V MEMBERS DEPENDING A SUBSTANTIAL DISTANCE DOWNWARD INTO THE CONTAINER AS SUPPORTING MEMBERS FOR OBJECTS POSITIONABLE BELOW THE UPPER SURFACE LEVEL OF BATH LIQUID IN SAID CONTAINER, A BASKET OF FORAMINOUS METAL COMPRISING A WORK HOLDER WITHIN WHICH THE WORK PIECES MAY BE DISPOSED, SAID BASKET HAVING A PAIR OF HORIZONTAL SUPPORTING LUGS EACH LATERALLY EXTENDING FROM AN OPPOSITE END THEREOF, EACH POSITIONED TO BE ENGAGED WITHIN A DEPENDING CROTCH OF ONE OF THE V-SHAPED STIRRUPS FOR GRAVITATIONAL SUPPORT AND TEMPORARY ELECTROCONDUCTIVE CONTACT THEREWITH, WHEREBY THE FORAMINUOUS BASKET IS SUPPORTED THROUGH SAID LUGS BETWEEN THE PAIR OF V-SHAPED STIRRUPS GRAVITATIONALLY WITHOUT FURTHER FASTENING WHILE BEING DISPOSED COMPLETELY IMMERSED WITHIN THE LIQUID OF SAID BATH.

References Cited (Backward Citations)

US1267653A Cited
GB189821233A Cited
GB190210102A Cited
US803544A Cited
US1251568A Cited
US1376052A Cited
US1734909A Cited
GB342477A Cited
US2398059A Cited
US2372296A Cited
US2546920A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-01-23 1959-07-25 1960-01-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-01-23 1963-07-25 1964-01-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-01-23 1967-07-25 1968-01-24 $7700.00 Window Closed / Lapsed

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