Patent ID: 6124556
Filing Date: 2000-09-26
Classification: H01H

Abstract:
An electrical switch, comprising a switch housing; a plurality of pin-shaped contact parts arranged in said switch housing substantially parallel to one another and extending in a substantially same direction; means forming different potentials to which said contact parts are connected in groups, said means including a ring-shaped contact disk provided for each potential and carrying a plurality of said contact parts, said contact disks having substantial identical dimensions and being stacked over one another; a plurality of intermediate layers composed of insulating material and separating said contact disks from one another, said contact parts being bent from said contact disks all in a same direction, and at a location at which one of said contact disks has one contact part, said contact parts of said other of said contact disks are separated, said contact parts being formed as contact bearings provided with movable switching pieces which are switchably contacting with fixed contact pieces, said fixed contact pieces extending outwardly from said switch housing and have outer portions forming plug contacts for a capable plug, said switching housing being substantially cylindrical and provided with push button means; and a central axially displaceable plunger connected with radially extending drive part which is provided with radially projecting switching shoulders, and movable switching pieces extending substantially in a longitudinal direction and being spring-biased against said plunger, said movable switching pieces being provided with cam-shaped projections which are bent in direction of said plunger and actuatable by said switching shoulders of said plunger for radial deviation of said movable switching pieces, said drive part being formed as a disk-shaped toothed rim having a plurality of teeth, said switching shoulders being arranged between said teeth.