Intellectual Property India Publishes Patent Application for 'Coupling Part For A Hydraulic Coupling' Filed by Walter Stauffenberg Gmbh & Co. Kg.

MUMBAI, India, Aug. 22 -- Intellectual Property India has published a patent application (202517047344 A) filed by Walter Stauffenberg Gmbh & Co. Kg., Werdohl, Germany, on May 16, for 'coupling part for a hydraulic coupling.'

Inventor(s) include Laufer, Klaus; and Mahlich, Nikolas.

The application for the patent was published on Aug. 22, under issue no. 34/2025.

According to the abstract released by the Intellectual Property India: "The invention relates to a coupling part (1), in particular coupling sleeve, for coupling to a corresponding coupling part, in particular a coupling connector (9), of a coupling for pressure medium lines, in particular hydraulic lines, comprising a housing (2), with a continuous first passage running in the axial direction, a valve tappet (5) which is arranged coaxially in the first passage of the housing (2), a sleeve inner body (3) which is arranged coaxially in the first passage of the housing (2) so as to lie in certain regions against the passage and which has a cylindrical guide portion (32), by means of which a middle second passage arranged coaxially with respect to the first passage is delimited, a valve sleeve (4) which is arranged displaceably relative to the sleeve inner body (3) in the axial direction between a first position and a second position and through the guide portion (32) of which it is guided, wherein the valve sleeve (4) is sealed in relation to the sleeve inner body (3) both in the first position and in the second position and, in the first position, is sealed at the valve tappet (5) and, in the second position, delimits a gap between the valve tappet (5) and the valve sleeve (4), wherein, in the first position of the valve sleeve (4), a flow duct is delimited by the sleeve inner body (3), the valve sleeve (4) and the valve tappet (5), wherein the valve sleeve (4) on the inside has a circumferential shoulder (46) which leads into a hollow-cylindrical end portion (43), and wherein the inner diameter (d3) of the hollow-cylindrical end portion (43) is slightly smaller than the outer diameter (d1) of the sliding portion (41) of the valve sleeve (4)."

The patent application was internationally filed on Dec. 05, 2023, under International application No.PCT/EP2023/084224.

Disclaimer: Curated by HT Syndication.