Compound water-wiper apparatus

Details Compound water-wiper apparatus Compound water-wiper apparatus

2011-01-04

2011-01-04

Spisich, Mark (Department: 3727)

Brushing, scrubbing, and general cleaning

Implements

Squeegee

C015S143100, CD32S041000

Reexamination Certificate

active

07861362

ABSTRACT:
A water-wiper apparatus has a handle having a height, width, and length with a substantially oval shape in cross-section orthogonal to the length, a major axis of the oval shape in the direction of the height, the handle formed of a rigid or semi-rigid material, a first engagement interface along the length of the handle in a region bisected by the major axis, the engagement interface comprising a channel having a shape and a first width and an opening of a second width less than the first width to the outside of the handle, and a wiper blade of the length of the handle, formed of a flexible material and having a second engagement interface shaped to engage the first engagement interface, engaging the wiper blade with the handle, the wiper blade having a curved side in cross section from the handle to a tip end of a wiper leg away from the handle, the curve of the side having a radius of from one-half inch to one-and-one-half inches.

REFERENCES:
patent: 229430 (1880-06-01), Linscott
patent: 592076 (1897-10-01), Brown
patent: D28990 (1898-07-01), Cumming
patent: 2187876 (1940-01-01), Ericson
patent: 2707292 (1955-05-01), Lustbader
patent: 3224027 (1965-12-01), Oishei et al.
patent: 3224997 (1965-12-01), Hunter
patent: 3428997 (1969-02-01), Rickett
patent: 4700425 (1987-10-01), Rusnak
patent: 4723336 (1988-02-01), Nakayama
patent: 5101530 (1992-04-01), Hansen et al.
patent: 5392488 (1995-02-01), Li
patent: D488898 (2004-04-01), Ben-Moshe

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