Combined writing tool
OwnerShuhei Kageyamainventor
Life of this patent
Estimating the term…
Abstract
A combined writing tool having a body receiving a plurality of writing shafts. The tubular writing shafts have knocking parts on their ends with a rearward end of the writing shafts being held in a respective tubular part. A partition member is interposed between the writing shafts. A pair of springs are provided between a forward retaining part on the partition member and each of the tubular parts. Retaining flaps formed on each respective tubular part have projections retained in through holes in the body when the head end of a selected writing shaft projects out of the body and is retained in a second through hole when a selected body of a writing shaft is withdrawn.
Claims7
A combined writing tool comprising;
- a tubular body, a plurality of writing shafts inserted in said body each having a head writing end extendible from one end of said tubular body;
- plural tubular knocking member mounted on a rearward ends of each of said writing shafts;
- each of said tubular knocking members having a knocking part;
- a partitioning member interposed between and separating each of said writing shafts;
- a forward end of said partition having a receiving and retaining part;
- a plurality of springs positioned between said forward receiving part of said partitioning member and an abutment on each of said respective tubular knocking members;
- resilient retaining flaps respectively formed on a rearward end of said tubular knocking members;
- said resilient retaining flaps including raised projections respectively formed thereon;
- a first through hole in said tubular body constructed to receive and retain one of said projections of a writing shaft when a writing head end is extended and a second through hole in said tubular body constructed to receive and retain projections on other writing shafts withdrawn into said body;
- release means integrally forward on said partitioning member for dislodging said projections from said first or second through holes.
Dependencies are inferred from the claim text.