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2 218 232

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IPC

(21) (22)

Application

2001112338/02, 2001-05-04

(24)

Start date

2001-05-04

(22)

Actual filing date

2001-05-04

(45)

Published

2003-12-10

(72)

Inventor

Lebedev V.B.Maslennikov V.E.Teljashov N.V.Tempalov V.A.Trunina T.A.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju" Nizhnesaldinskij Metallurgicheskij Zavod"

METHOD OF MANUFACTURE OF ARTICLES OUT OF SECTIONS WITH HOLES AND SLOTS, PRIDOMINANTLY, RAIL CHAIRS Russian patent published in 2003 - IPC

Abstract RU 2218232 C2

FIELD: plastic metal working; possibly, manufacture of articles out of sections, predominantly rail chairs having fastening holes in two unlocked slots made in high flanges. SUBSTANCE: strip with flanges is placed in receiving rack and simultaneously strip is cut to measured lengths and holes for spikes are broached on flange surfaces. Then broaching of slots in flanges and broaching of holes in these slots are successively carried out. For this purpose press with horizontal and vertical broaching systems is used. EFFECT: increased production output and reduced labor input. 2 dwg

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RU 2 218 232 C2

Authors

Lebedev V.B.

Maslennikov V.E.

Teljashov N.V.

Tempalov V.A.

Trunina T.A.

Dates

2003-12-10—Published

2001-05-04—Filed