Washer (1) comprising a pair of rings (2), each comprising a helical surface (3) and a flat surface (4), the helical surface (3) having a helical angle (α ) with respect to the flat surface (4), wherein the helical surfaces (3) of both rings (2) are intended to face each other, so that the flat surfaces (4) of both rings (2) are contained in parallel planes, wherein at least one flat surface (4) has a termination comprising a plurality of indentations improving the gripping of said flat surface.
WASHER
UNTERLEGSCHEIBE
MACHINE À LAVER
2021-03-24
Patent
Electronic Resource
English
IPC: | F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / B64C AEROPLANES , Flugzeuge |
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