SU644954A1 - Arched metal closed roof support - Google Patents

Arched metal closed roof support

Info

Publication number
SU644954A1
SU644954A1 SU752106659A SU2106659A SU644954A1 SU 644954 A1 SU644954 A1 SU 644954A1 SU 752106659 A SU752106659 A SU 752106659A SU 2106659 A SU2106659 A SU 2106659A SU 644954 A1 SU644954 A1 SU 644954A1
Authority
SU
USSR - Soviet Union
Prior art keywords
roof support
metal closed
closed roof
arched metal
arched
Prior art date
Application number
SU752106659A
Other languages
Russian (ru)
Inventor
Рувим Николаевич Андрианов
Борис Сергеевич Павлов
Владилен Николаевич Левчук
Original Assignee
Государственный Научно-Исследовательский Проектно-Конструкторский И Проектный Угольный Институт
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Государственный Научно-Исследовательский Проектно-Конструкторский И Проектный Угольный Институт filed Critical Государственный Научно-Исследовательский Проектно-Конструкторский И Проектный Угольный Институт
Priority to SU752106659A priority Critical patent/SU644954A1/en
Application granted granted Critical
Publication of SU644954A1 publication Critical patent/SU644954A1/en

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Description

со стойкой, отличающа с  тем, что, с целые снижени  трудоемкости возведени  крепи и обеспечени  возможности установки лежн  на любом этапе развити  пучени , узел соединени  лежн  со стойкой выполнен в виде упора, состо щего из двух пр моугольных и одной профильной планок , причем одна из них установлена с возможностью взаимодействи  с торцом лежн , а профильна  - с наружной поверхностью его.with a rack, characterized in that, with the whole reduction in the laboriousness of the erection of the lining and ensuring the possibility of installing the bed at any stage of development of the rope, the junction with the rack is made in the form of an emphasis consisting of two rectangular and one profile slats, they are installed with the ability to interact with the end of the hollow, and the profile - with the outer surface of it.

Источники информации, прин тые во внимание при экспертизеSources of information taken into account in the examination

1.Авторское свидетельство СССР № 389257, кл. Е 21D 11/24, 1971.1. USSR Author's Certificate No. 389257, cl. E 21 D 11/24, 1971.

2.Гелескул М. Н. и др. Поддержание горных выработок. М., «Недра, 1973, с. 54, рис. 31.2. Geleskul MN and others. Maintenance of mine workings. M., "Nedra, 1973, p. 54, fig. 31.

SU752106659A 1975-02-20 1975-02-20 Arched metal closed roof support SU644954A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU752106659A SU644954A1 (en) 1975-02-20 1975-02-20 Arched metal closed roof support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU752106659A SU644954A1 (en) 1975-02-20 1975-02-20 Arched metal closed roof support

Publications (1)

Publication Number Publication Date
SU644954A1 true SU644954A1 (en) 1979-01-30

Family

ID=20610570

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752106659A SU644954A1 (en) 1975-02-20 1975-02-20 Arched metal closed roof support

Country Status (1)

Country Link
SU (1) SU644954A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114046160A (en) * 2021-11-04 2022-02-15 西山煤电(集团)有限责任公司 Stress transfer reverse suspension combined supporting structure for treating floor heave of coal mine roadway

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114046160A (en) * 2021-11-04 2022-02-15 西山煤电(集团)有限责任公司 Stress transfer reverse suspension combined supporting structure for treating floor heave of coal mine roadway

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