An auxiliary spring, a new-belted diaphragm and an air spring, wherein the air spring comprises an auxiliary spring and a new-belted diaphragm arranged above the auxiliary spring, the auxiliary spring comprises a rim (1), a rubber piece (2) with an edge that is of a tilted axiolitic structure and a base plate (3), the rim (1) is of a reversed convex structure and has a downward support column on a bottom surface; a concave hole at a center of the rubber piece (2) encloses the whole support column, a top of the rubber piece (2) contacts with a concave bottom surface of the rim (1); the new-belted diaphragm comprises a top cover (41) and a diaphragmbody (42); the diaphragm body (42) is of a hollow structure and is installed below the top cover (41); a top of the diaphragm body (42) is an annular opening, and a middle vertical portion thereof is a girdle portion; the top of the diaphragm body (42) is connected with the top cover (41) by a connector (44); a top surface of the rim (1) is projected upward to form a positioning protrusion (751); a top surface of the positioning protrusion (751) is fixedly provided with a friction plate (52) that forms a first gap E with the top cover (41).
NONLINEAR AUXILIARY SPRING, BELTED CAPSULE AND AIR SPRING
NICHTLINEARE HILFSFEDER, GEGURTETE KAPSEL UND LUFTFEDER
RESSORT AUXILIAIRE NON LINÉAIRE, CAPSULE À COURROIE, ET RESSORT PNEUMATIQUE
2019-02-13
Patent
Electronic Resource
English
NONLINEAR AUXILIARY SPRING, NEW-BELTED DIAPHRAGM AND AIR SPRING
European Patent Office | 2018
|The Gruss auxiliary air spring
Engineering Index Backfile | 1930