초록 ▼

A paper-making screen apparatus for separating foreign matters from paper-making raw materials is formed of a screen having a first annular end plate located at an end; a second annular end plate located at the other end thereof, having a plurality of openings for male screws; a plurality of interva

A paper-making screen apparatus for separating foreign matters from paper-making raw materials is formed of a screen having a first annular end plate located at an end; a second annular end plate located at the other end thereof, having a plurality of openings for male screws; a plurality of interval keeping members secured to the first and second end plates to keep an interval therebetween, and having female screws on the side facing the second end plate; a plurality of male screws engaging the female screws; and a plurality of rod-shaped members connected to the first and second end plates, and annularly arranged parallel to each other at certain intervals. The first and second end plates hold ends of the plurality of rod-shaped members in between, and the second end plate is secured to the interval keeping members by engaging the male screws via the openings for male screws provided in the second end plate with the female screws and tightening the second end plate against the plurality of interval keeping members.

대표청구항 ▼

[ What is claimed is:] [1.] A paper-making screen apparatus for separating foreign matters from paper-making raw materials, comprising:a screen having:a first annular end plate located at an end thereof;a second annular end plate located at the other end thereof, having a plurality of openings for m

[ What is claimed is:] [1.] A paper-making screen apparatus for separating foreign matters from paper-making raw materials, comprising:a screen having:a first annular end plate located at an end thereof;a second annular end plate located at the other end thereof, having a plurality of openings for male screws;a plurality of interval keeping members each secured to said first end plate and said second end plate, keeping an interval from said first end plate and said second end plate, and having female screws on a side facing said second end plate;a plurality of male screws engaging said female screws; anda plurality of rod-shaped members each having an end in contact with said first end plate and the other end in contact with said second end plate, and annularly arranged in parallel with each other at certain intervals;said first end plate and said second end plate holding the ends of said plurality of rod-shaped members in between; andsaid second end plate being secured to said interval keeping members by engaging said male screws via the openings for the male screws provided in said second end plate with said female screws and tightening said second end plate against said plurality of interval keeping members.