Noise attenuation in printers
AssigneeMannesmann Aktiengesellschaft
InventorsUlrich Buschmann, Guenter Gomoll, Wolfgang Hauslaib
Life of this patent
Estimating the term…
Abstract
Sound attenuation for a printer which includes impacting print elements and other movable noise producing parts being mounted to a frame and further including a biparted housing; the frame bottom having downwardly extending feet by means of which the printer rests on a support surface; the housing envelops the frame and is provided with openings through which the feet project without touching the print housing; the housing is floatingly suspended on said frame through a plurality of connections each of which includes pins integral with the frame and being circumscribed by an attenuating sleeve which is being connected to the frame by a locking cap seated on the respective pin for holding down the sleeve.
Claims7
In a printer which includes impacting print elements operated with a high degree of periodicity and other movable noise producing parts being mounted to a frame and further including a housing or case, the improvement comprising:
- said frame carrying noise producing components, including the impacting print elements operated with a high degree of periodicity, said frame being provided with a plurality of downwardly extending feet by means of which the printer rests on a support surface;
- said housing circumscribing and enveloping said frame, and having a bottom being provided with a plurality of openings through which respectively said feet project without contacting and engaging the bottom of said print housing;
- and
- means for floatingly suspending said housing on said frame and above and out of contact with said support surface including a plurality of connections each of which includes a sound propagation impeding and attenuating element.
Dependencies are inferred from the claim text.