Abstract: An electrical switch having a housing, with a contact system being located in the interior of the housing. A movable operating member, in particular in the form of a rocker, is arranged on the housing for switching action on the contact system. An opening is located in the housing, for the switching action of the operating member. An elastic seal for the opening is attached to the housing. The operating member comprises a moving inner part, which is located in the interior of the housing, in particular an inner rocker which can pivot, and a moving outer part, which is located on the exterior of the housing, in particular an outer rocker which can pivot. The seal completely covers the opening. The outer part moves the inner part, via the elastically moving seal, for switching action on the contact system.

Abstract: An electrical switch having a housing, with a contact system being located in the interior of the housing. A movable operating member, in particular in the form of a rocker, is arranged on the housing for switching action on the contact system. An opening is located in the housing, for the switching action of the operating member. An elastic seal for the opening is attached to the housing. The operating member comprises a moving inner part, which is located in the interior of the housing, in particular an inner rocker which can pivot, and a moving outer part, which is located on the exterior of the housing, in particular an outer rocker which can pivot. The seal completely covers the opening. The outer part moves the inner part, via the elastically moving seal, for switching action on the contact system.

Abstract: A sheet material feeder includes a sheet material holder for holding a pile of sheet material, a rotating drum for transporting the sheet material from the pile, and an acceleration device receiving the sheet material from the rotating drum at a first speed and releasing the sheet material at a second speed greater than the first speed. Also disclosed is a sheet material feeder with a sheet material holder for holding a pile of sheet material; and a rotating drum for transporting the sheet material from the pile, the rotating drum including at least one sucker rotating with the drum for contacting the sheet material.