Window glass washing device, has flexible element whose ends are fixed or screwed in handle and sleeve located at specific distance from scraper and whose non-fitted portion compensates bending of user by ninety-degree torsion of element
摘要
<p>The device has a flexible hinge formed by a flexible element (3) e.g. rubber hose or iron spring. Ends (4) of the flexible element are fixed or screwed in a handle (5) and a straight sleeve (2) located at 11 cm from a scraper (1). The flexible element is fixed or screwed up to 4 cm inside the sleeve and the handle. A non-fitted portion of the flexible element compensates bending of a user through 90-degree torsion of the flexible element.</p>
