Patent ID: 6180901
Filing Date: 2001-01-30
Classification: H01H

Abstract:
Electrical rotary switch for several switch positions having a control knob positioned in a housing supported on first, second and third ball bearings that, guided by a cage disk, roll in a housing groove formed by an axial housing wall and a radial housing wall against which the ball bearings are loaded under an applied force of a conical bearing surface of the control knob, whereby bearing surfaces of the axial and radial housing walls respectively have first and second contact segments and first, second and third contact bands thereon that extend out of the housing via terminal lugs with the first contact segment being shorted to the first contact band through the first ball bearing in a first switch position, wherein, in a second switch position, the second contact segment is shorted to the second and third contact bands by the second and third ball bearings.