Cleaning and liquid contact with solids – Apparatus – Combined or convertible
Patent
1986-02-14
1988-03-29
Schmidt, Frederick R.
Cleaning and liquid contact with solids
Apparatus
Combined or convertible
206234, 134 8, 15210R, 15236R, 29 90R, 239602, B08B 300
Patent
active
047336781
ABSTRACT:
A pair of tools are disclosed for cleaning an electrical jack having multiple contacts physically touching an inserted plug as well as additional breaking contacts not physically touching the plug. A burnishing tool is interted into the jack and twisted, the burnishing surface of the burnishing tool thereby cleaning the contacts physically touching the plug. Following removal of the burnishing tool, an injector tool is inserted into the jack, and pressurized solvent from an aerosol can is directed through an internal channel in the injector tool and directed from multiple holes also in the injector tool onto the breaking contacts to clean them.
REFERENCES:
patent: 509899 (1893-12-01), Heysinger
patent: 1171146 (1916-02-01), Scribner
patent: 2117648 (1938-05-01), Bottorf
patent: 2968441 (1961-01-01), Holcomb
patent: 3606708 (1971-09-01), Plichta et al.
patent: 3751781 (1973-08-01), Koppelmann
patent: 4625808 (1986-12-01), Halfpenny
Posta Jr. John J.
Schmidt Frederick R.
Terrell William E.
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