Patent ID: 7147394

Claim:
A writing insert for a writing implement and the like, in particular for a fineliner writing implement, including a writing member ( 20 ) having a writing tip ( 20 a ), a casing part ( 10 ) having a through cavity ( 14 ) in which the writing member ( 20 ) is at least partially accommodated and from the one end ( 10 a ) of which the writing member ( 20 ) projects with the writing tip ( 20 a ), the through cavity ( 14 ) of the casing part ( 10 ) has at least a first cavity portion ( 14 a ) in which the spring element ( 50 ) is accommodated, a second cavity portion ( 14 b ) whose inside diameter is smaller than the inside diameter of the first cavity portion ( 14 a ) and a third cavity portion ( 14 c ) integrally formed with and extending from the second cavity portion ( 14 b ) whose inside diameter is greater than the inside diameter of the second cavity portion ( 14 b ), a guide device ( 30 ) connected to the casing part ( 10 ) for guiding the writing member ( 20 ) and a spring element ( 50 ) which elastically biases the writing member ( 20 ) in the direction of the writing tip ( 20 a ), wherein the spring element ( 50 ) is supported directly at the casing part and supported at a transitional step ( 16 ) from the first cavity portion ( 14 a ) to the second cavity portion ( 14 b ) and the casing part ( 10 ) is made from a transparent plastic material.