Toshiba Kikai Kabushiki Kaisha

Yoshihisa Ikeda

Takayoshi Sano

Satoru Nitta

Hiromu Saijyo

Hiroaki Kato

Yuichi Watanabe

Michihiko Saito

Noriyuki Ohbuchi

A clip-type stretching apparatus includes a main link device, a sub-link device, a standard rail, a pitch setting rail, and drive sprockets, the main link device including a first clip support member having a clip, the sub-link device having the clip, the standard rail defining a circulation route of the clip, the pitch setting rail setting a pitch between the first clip support members by a distance from the standard rail, the drive sprockets engaged with a drive roller provided in a first shaft member of the first clip support member and causing the first clip support member to travel.

Clip-type stretching apparatus

A film stretching machine includes a clip chain for holding a lateral edge of a film and stretches the film while transporting the film with the clip chain holding the film and traveling, and includes an upper reference rail disposed at an upper side for guiding the clip chain; a lower reference rail disposed at a lower side for guiding the clip chain; a plurality of clips that constitutes the clip chain; an interval adjusting rail for adjusting intervals of the plurality of clips; and interval adjusting links that couple neighboring clips among the plurality of clips and contact with the interval adjusting rail to adjust the intervals of the plurality of clips. According to the film stretching machine, a stretch degree of a film can be adjusted with a simple configuration and little man-hours.

Film stretching machine and film stretching method

Growing community of inventors

Shizuoka, Japan

Yoshihisa Ikeda