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2 020 055

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C1

(51)

IPC

(21) (22)

Application

4910991/27, 1991-02-18

(22)

Actual filing date

1991-02-18

(45)

Published

1994-09-30

(72)

Inventor

Vishin Ju.G.Кrotov А.Р.Vishin М.Ju.Вykov В.Е.

(73)

Holder

Кazanskij Nauchno-Issledovatel'Skij Tekhnologicheskij I Proektnyj Institut Khimiko-Fotograficheskoj Promyshlennosti Рroizvodstvennogo Ob"Edinenija

DEVICE FOR PERFORATION OF STRIP MATERIAL Russian patent published in 1994 - IPC

Abstract RU 2020055 C1

FIELD: perforation of strip material. SUBSTANCE: shaft-mounted rotor has guides accommodating carriages which are pressed by strips against a cam. Each carriage has guides of its own which accommodate slides with punches. Slide a has roller for contacting with a circular cam. Strip runs around dies. As the rotor starts rotating, carriages and slides interact with cams and the strip is perforated. EFFECT: improved design. 9 cl, 9 dwg

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RU 2 020 055 C1

Authors

Vishin Ju.G.

Кrotov А.Р.

Vishin М.Ju.

Вykov В.Е.

Dates

1994-09-30—Published

1991-02-18—Filed

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