SU582406A1 - Connection between cap and mine roof support section prop - Google Patents

Connection between cap and mine roof support section prop

Info

Publication number
SU582406A1
SU582406A1 SU7602313422A SU2313422A SU582406A1 SU 582406 A1 SU582406 A1 SU 582406A1 SU 7602313422 A SU7602313422 A SU 7602313422A SU 2313422 A SU2313422 A SU 2313422A SU 582406 A1 SU582406 A1 SU 582406A1
Authority
SU
USSR - Soviet Union
Prior art keywords
connection
cap
support section
roof support
mine roof
Prior art date
Application number
SU7602313422A
Other languages
Russian (ru)
Inventor
Евгений Иванович Микляев
Михаил Сергеевич Коробов
Юрий Алексеевич Коровкин
Георгий Александрович Синченко
Геннадий Михайлович Яновский
Петр Степанович Дементьев
Original Assignee
Ордена Трудового Красного Знамени Институтгорного Дела Им.А.А.Скочинского
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 Ордена Трудового Красного Знамени Институтгорного Дела Им.А.А.Скочинского filed Critical Ордена Трудового Красного Знамени Институтгорного Дела Им.А.А.Скочинского
Priority to SU7602313422A priority Critical patent/SU582406A1/en
Application granted granted Critical
Publication of SU582406A1 publication Critical patent/SU582406A1/en

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Description

(54) СОЕДИНЕНИЕ ПЕРЕКРЫТИЯ СО СТОЙКОЙ СЕКЦИИ(54) CONNECTION OF THE CLOSING WITH A RESISTANT SECTION

ШАХТНОЙ КРЕПИMINE SHAFT

дохранительный узел, отличающеес  тем, что, с целью повышени  эксплуатационной надежности путем обеспечени  расширени  пределов подвижности перекрыти  и передачи усилий гидростойки опорной п те перекрыти  по ее периметру, предохранительный узел выполнен из разрезного фигурного кольца, дл  установки которого в опорной п те выполнен кольцевой паз, и планки, котора  прикреплена к опорной п те и имеет кольцевой выступ, расположенный внутри разрезного фигурного кольца.a safety node, characterized in that, in order to increase operational reliability by ensuring the expansion of the overlap mobility limits and the transmission of hydraulic forces, the support plate is blocked along its perimeter, the safety node is made of a split shaped ring, for which an annular groove is made in the support plate, and a strap that is attached to the support heel and has an annular protrusion located inside the split shaped ring.

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

1.Авторское свидетельство № 449159, кл. Е 21D 23/04, 1974.1. Author's certificate No. 449159, cl. E 21 D 23/04, 1974.

2.Патент Франции № 2078268, кл. Е 21D 17/00, опубл. 197.1.2. The patent of France No. 2078268, cl. E 21D 17/00, publ. 197.1.

QQ

SU7602313422A 1976-01-08 1976-01-08 Connection between cap and mine roof support section prop SU582406A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU7602313422A SU582406A1 (en) 1976-01-08 1976-01-08 Connection between cap and mine roof support section prop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7602313422A SU582406A1 (en) 1976-01-08 1976-01-08 Connection between cap and mine roof support section prop

Publications (1)

Publication Number Publication Date
SU582406A1 true SU582406A1 (en) 1977-11-30

Family

ID=20645303

Family Applications (1)

Application Number Title Priority Date Filing Date
SU7602313422A SU582406A1 (en) 1976-01-08 1976-01-08 Connection between cap and mine roof support section prop

Country Status (1)

Country Link
SU (1) SU582406A1 (en)

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