The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 30, 1979
Filed:
Feb. 27, 1978
Ernst Harrsch, Marbach, DE;
Abstract
A drum-type machine for the treatment of batchwise textile material, especially a washing machine, with at least one drive drum rotatably supported in an approximately horizontal position having a central opening in one end wall for loading purposes and a central opening in the other wall for unloading purposes, as well as a conveying paddle in the interior for moving the batch of material about within the drum during rotation of the drum in a first direction and for the axial transporting of the batch of material through the unloading aperture in the other direction of rotation of the drum is provided with a sensor having a feeler oriented into the loading and/or unloading aperture, wherein the feeler is effected by the batch of material moving through the loading and/or unloading opening and acts to generate a signal if a part of the batch of material remains in the zone of the aperture after unloading.