MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202517051411 A) filed by Robert Bosch Gmbh, Stuttgart, Germany, on May 28, for 'exhaust-gas sensor with insulating sleeve.'
Inventor(s) include Nivethan, Sekar; Pilgrim, Brad; Jaeger, Christian; Bhalerao, Kirtibhushan; and Sakala, Mohanbabu.
The application for the patent was published on June 13, under issue no. 24/2025.
According to the abstract released by the Intellectual Property India: "An exhaust-gas sensor (10) with a sleeve-shaped housing (12), which extends in a longitudinal direction, and a ceramic sensor element (14), which is fixed in the housing (12) and in the longitudinal direction protrudes out of the housing (12) both on the exhaust side (20) and on the connection side (22), wherein a protective tube (16) is attached to the housing (12) on the exhaust side (20) and has openings (161) through which exhaust gas can pass to an exhaust-side end region (20) of the sensor element (14), wherein a protective sleeve (18) is mounted on the housing (12), on the connection side (22), and covers a connection-side (22) end region of the sensor element (14), wherein electrical lines (30) are routed through the protective sleeve (18) from the outside to the connection-side end region (22) of the sensor element (14), wherein the protective sleeve (18) is closed on the connection side (22) by an elastic plug (36), wherein the protective sleeve (18) also contains on the exhaust side (20) of the elastic plug (36) a ceramic insulating sleeve (34), which in the longitudinal direction is supported on the exhaust side (20) on an exhaust-side constriction (181) of the protective sleeve (18) and is supported on the connection side (22) on a connection-side constriction (182) of the protective sleeve (18), characterized in that, on the connection side (22), the insulating sleeve (34) is not supported over its full circumference on the connection-side constriction (182) but only along a number of circumferential sectors (34.1, 34.2, 34.3, 34.4) that are spaced apart in the circumferential direction."
The patent application was internationally filed on Nov. 24, 2023, under International application No.PCT/EP2023/082920.
Disclaimer: Curated by HT Syndication.
