The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 1985
Filed:
Aug. 30, 1983
Applicant:
Inventors:
Tsutae Okuya, Miyagi, JP;
Yoshiyuki Ito, Wakuya, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01C / ;
U.S. Cl.
CPC ...
338119 ; 338196 ; 338165 ;
Abstract
In a slide rheostat with first and second light sources wherein at least one set of resistor and collector is printed on an insulating base plate so as to establish a variable resistance, and wherein the first and second light sources are disposed so as to display the resistance in either of their emission colors, the light sources being connected to a common lead and at least one power supply lead so as to be energized; the improvement comprising the fact that the power supply lead is formed with a portion adopted to accommodate the sliders energizing both of the light sources so as to emit light in the composite color of their emission colors.