Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Reexamination Certificate
2006-08-14
2010-06-15
Graham, Gary K (Department: 3727)
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
C015S250480, C015S245000
Reexamination Certificate
active
07735184
ABSTRACT:
Embodiments of the present invention include a windshield wiper comprising preferably of a dual blade design wherein a portion of the outside surface of each blades has a specific scrubbing configuration molded within or attached to outside surfaces of the one or more protruding blade components. The inside surface of each blade protruding component preferably has a smooth finish but for certain applications, may include the specific scrubbing configuration molded within or attached to one or more protruding blade components. The primary embodiment utilizes a plurality of triangular scrubbing configuration the projects from the outside surface of each blade. The triangular scrubbing configuration functions by engaging and impinging a piece of debris with the tip or point of the triangular configuration. The piercing small radius is followed by the wider section of the triangular configuration, which functions to split and shatter the engaged piece of debris. It is contemplated by the Applicant that another plurality of scrubbing-configurations such as a diamond or hexagon shape can be utilized to achieve the advantages of the present Invention. Furthermore, it is also contemplated by the Applicant that different scrubbing configurations can comprise the plurality of scrubbing projections.
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patent: 0744326 (1996-11-01), None
patent: 2234161 (1991-01-01), None
Graham Gary K
Klicpera Michael
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