×

Sheet Material Dispenser With Perforation Sensor and Method

  • US 20070152010A1
  • Filed: 03/15/2007
  • Published: 07/05/2007
  • Est. Priority Date: 02/27/2001
  • Status: Active Grant
First Claim
Patent Images

1. A dispenser for dispensing sheet material including a plurality of perforations, the dispenser comprising:

  • a source of the sheet material, the sheet material comprising one of paper towel, toilet paper, tissue paper, or wrapping paper, and the sheet material also comprising a plurality of perforations;

    a housing defining an interior for accommodating the source of the sheet material, and an outlet through which the sheet material is dispensed;

    a rotatable roller comprising at least two spaced roller sections; and

    a perforation sensor disposed in the interior of the housing, the perforation sensor being configured to sense perforations in the sheet material and including at least one light receptor and a light emitter, the light receptor and the light emitter being spaced apart from one another such that the sheet material travels therebetween to pass light from the emitter to the receptor via the perforations, wherein at least a portion of the perforation sensor is located between two roller sections.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×