A needle for use in a needle valve, such as the needle valve of a fuel injector, comprises a tip section (2), a first guide section (1) and a second guide section (3). The tip section (2) has a needle tip. The first guide section (1) is remote from the nee...

A fuel pipe assembly for supplying fuel to a fuel injector (9) located within a bore (7) of an engine cylinder head (3) comprises a tube nut (115; 150) for connecting the fuel pipe (5) to the fuel injector (9) and a securing arrangement comprising a lockin...

An exhaust system (16) for a compression-ignition engine (10) includes an exhaust gas after-treatment assembly, the after-treatment assembly comprising a catalyst device and an SCR device (34). The catalyst device comprises a three-way catalyst device (30)...

The invention concerns an encapsulated actuator as well as a method of encapsulating an actuator/stack in an encapsulation member, which comprising at least an innermost heat shrinkable, polymeric sleeve member and an overlaying outermost, heat shrinkable,...

A fastening member (100) for fastening a first component (118) to a second component (110) in an end-to-end configuration along a common axis (A) is disclosed. The fastening member (100) comprises a first portion (124) having a threaded region for engageme...

A valve member suitable for use in a fuel injector in an internal combustion engine, the valve member having an end face including an outer edge region defining an annular seating line for engaging a seating surface, in use, the outer edge region enclosing...