Patent ID: 6257562
Filing Date: 2001-07-10
Classification: F16F

Abstract:
A liquid filled vibration isolating device having a main liquid chamber and a sub liquid chamber disposed between a vibration isolating base body and a first diaphragm and having a partitioner disposed between the main liquid chamber and a sub liquid chamber to separate them,said partitioner comprises:an upper partitioner member having a first orifice groove of a laterally U-shaped cross section opened outwardly;a lower partitioner member of a flat plate shape covering a second orifice groove which is formed at the inner side of said upper partitioner member and is opened downwardly;an elastic member which has a second diaphragm and is disposed inside of said upper partitioner member; andan outwardly extended portion extended outwardly in a radial direction from an outer peripheral end portion of said lower partitioner member, and said outwardly extended portion solely being caulked with and fixedly secured to a mounting metal fitting attached with said vibration isolating base body or said first diaphragm so that an upper end outer peripheral portion of said upper partitioner member is pressed onto a liquid-chamber-side outer peripheral portion of said vibration isolating base body to enclose a liquid of the main liquid chamber or the sub liquid chamber.