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US 5,400,978 AGranted
Blade and stripper assembly for a paper shredder
AssigneeGeha-Werke GmbH
InventorWilli Strohmeyer
Life of this patent
Estimating the term…
Abstract
A cutter and stripper assembly of a shredder has a lower housing part injection-molded with a receptacle in which an injection-molded stripper block is received. The stripper block has fingers reaching between the blades of the blade shaft and braced by ribs injection-molded on the upper part of the housing.
Claims11
A blade and stripper assembly for a paper shredder,said assembly comprising:
- a pair of longitudinally extending blade shafts;
- transversely interdigitating rotating paper-shredder blades fixed on the shafts and forming interstices between the blades of each shaft;
- a shredder housing receiving said blade shafts and formed with a receptacle extending longitudinally along and open toward said pair of blade shafts;
- a stripper block formed as a separate piece from the receptacle and shredder housing, received with limited longitudinal play in said receptacle, and having rows of stripper fingers received in said interstices between the blades of the respective shafts;
- and
- respective support ribs formed in said housing and extending along said rows, said support ribs and said fingers having mutually transversely engaging complementary surfaces bracing said fingers against said ribs in an assembled state of said assembly.
3 more elements
Dependencies are inferred from the claim text.