CS809786A2 - Hydraulic mine prop - Google Patents

Hydraulic mine prop

Info

Publication number: CS809786A2
Authority: CS; Czechoslovakia
Prior art keywords: mine prop; hydraulic mine; hydraulic; prop; mine
Prior art date: 1975-01-15

Application number

CS868097A

Other languages

Czech (cs)

Other versions

CS259543B2 (en

Inventor

Karoly Dipl Ing Balasz

Jozsef Dipl Ing Korbuly

Laszlo Dipl Ing Nemeth

Janos Dipl Ing Viragh

Laszlo Dipl Ing Zachar

Original Assignee

Baniaszati Kutato Intezet

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.)

1975-01-15

Filing date

1986-11-10

Publication date

1988-02-15

1986-11-10 Application filed by Baniaszati Kutato Intezet filed Critical Baniaszati Kutato Intezet

1988-02-15 Publication of CS809786A2 publication Critical patent/CS809786A2/en

1988-10-14 Publication of CS259543B2 publication Critical patent/CS259543B2/en

Links

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/06—Foundation trenches ditches or narrow shafts
- E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
- E02D17/086—Travelling trench shores
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G2025/047—Shores or struts; Chocks telescopic which telescoping action effected by a piston

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Structural Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Civil Engineering (AREA)
Paleontology (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Forging (AREA)
Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Safety Valves (AREA)
Fluid-Damping Devices (AREA)
Check Valves (AREA)

CS868097A 1975-01-15 1986-11-10 Hydraulic mine prop CS259543B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
HU76BA3188A HU171077B (en)	1975-01-15	1975-01-15	Hydraulic prop
CS76223A CS252801B2 (en)	1975-01-15	1976-01-13	Hydraulic prop

Publications (2)

Publication Number	Publication Date
CS809786A2 true CS809786A2 (en)	1988-02-15
CS259543B2 CS259543B2 (en)	1988-10-14

Family

ID=10993392

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CS76223A CS252801B2 (en)	1975-01-15	1976-01-13	Hydraulic prop
CS868097A CS259543B2 (en)	1975-01-15	1986-11-10	Hydraulic mine prop

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
CS76223A CS252801B2 (en)	1975-01-15	1976-01-13	Hydraulic prop

Country Status (11)

Country	Link
AT (3)	AT350026B (en)
BE (1)	BE837562A (en)
BG (1)	BG36048A3 (en)
CS (2)	CS252801B2 (en)
DD (2)	DD209876A5 (en)
DE (1)	DE2600461C3 (en)
FR (1)	FR2297994A1 (en)
HU (1)	HU171077B (en)
PL (1)	PL108022B1 (en)
RO (1)	RO73938A (en)
YU (1)	YU37216B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2368604A1 (en) *	1976-10-19	1978-05-19	Perrier Henri	Hydraulic mining prop placing equipment - comprises mobile machine with extensible boom and hydraulic system for supplying pressure fluid to prop
DE8808519U1 (en) *	1988-07-04	1989-11-02	Heiliger, Martha-Catharina, 5166 Kreuzau	Hydraulic steel pit ram
DE4323462C2 (en) *	1993-07-14	1995-05-04	Vos Richard Grubenausbau Gmbh	Removal stamp for underground use with integrated pressure relief valve
CN103644166A (en) *	2013-12-26	2014-03-19	淮北安来机电装备有限公司	Oil/air cylinder with single cylindrical surface guide in inner cylinder hole

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1834506A (en) *	1929-02-25	1931-12-01	Standard Lift Company	Hydraulic elevator
GB538277A (en) *	1940-01-18	1941-07-28	William Herbert Smith	Improvements relating to mine roof or like supports
US2379949A (en) *	1943-03-04	1945-07-10	Fred S Carver	Hydraulic device
DE971164C (en) *	1944-02-04	1958-12-18	F W Moll Soehne Maschinenfabri	Pit punch head
FR939620A (en) *	1946-03-14	1948-11-19		Hydraulic lifting device permanently mounted on a vehicle to lift it
FR1005572A (en) *	1947-08-12	1952-04-11		Iron profile for mine support
DE924022C (en) *	1952-07-04	1955-02-24	Ringfeder Gmbh	Crown plate movably arranged by means of a ball joint in the pressure piece of a pit punch
DE1085121B (en) *	1955-02-26	1960-07-14	Hoesch Ag	Pressurized pit stamp
US2961839A (en) *	1956-08-28	1960-11-29	Fausto A Aresti	Hydraulic compression member
BE630020A (en) *	1963-03-25
FR1549102A (en) *	1966-12-31	1968-12-06
GB1356008A (en) *	1971-09-17	1974-06-12	Coal Industry Patents Ltd	Mine roof supports

1975
- 1975-01-15 HU HU76BA3188A patent/HU171077B/en not_active IP Right Cessation
1976
- 1976-01-08 DE DE2600461A patent/DE2600461C3/en not_active Expired
- 1976-01-13 AT AT16176A patent/AT350026B/en not_active IP Right Cessation
- 1976-01-13 CS CS76223A patent/CS252801B2/en unknown
- 1976-01-14 BE BE163510A patent/BE837562A/en unknown
- 1976-01-14 DD DD76250662A patent/DD209876A5/en unknown
- 1976-01-14 FR FR7600817A patent/FR2297994A1/en active Granted
- 1976-01-14 YU YU0084/76A patent/YU37216B/en unknown
- 1976-01-14 DD DD190804A patent/DD123216A5/xx unknown
- 1976-01-15 RO RO7684511A patent/RO73938A/en unknown
- 1976-01-15 PL PL1976186559A patent/PL108022B1/en unknown
- 1976-01-15 BG BG7632092A patent/BG36048A3/en unknown
- 1976-07-13 AT AT0513476A patent/AT368601B/en not_active IP Right Cessation
1978
- 1978-02-14 AT AT103278A patent/AT355536B/en not_active IP Right Cessation
1986
- 1986-11-10 CS CS868097A patent/CS259543B2/en unknown

Also Published As

Publication number	Publication date
BG36048A3 (en)	1984-08-15
RO73938A (en)	1980-10-30
AT350026B (en)	1979-05-10
FR2297994B1 (en)	1982-10-08
HU171077B (en)	1977-11-28
DE2600461A1 (en)	1976-07-22
ATA103278A (en)	1979-08-15
ATA513476A (en)	1982-02-15
DE2600461C3 (en)	1978-11-16
DD123216A5 (en)	1976-12-05
CS22376A2 (en)	1987-03-12
DD209876A5 (en)	1984-05-23
DE2600461B2 (en)	1978-03-30
AT368601B (en)	1982-10-25
ATA16176A (en)	1978-10-15
BE837562A (en)	1976-05-03
AT355536B (en)	1980-03-10
FR2297994A1 (en)	1976-08-13
YU8476A (en)	1983-04-27
CS252801B2 (en)	1987-10-15
YU37216B (en)	1984-08-31
CS259543B2 (en)	1988-10-14
PL108022B1 (en)	1980-03-31

Publication	Publication Date	Title
BR7601974A (en)	1976-10-05	HYDRAULIC COUPLING
AT345218B (en)	1978-09-11	HYDRAULIC STRIKE
FR2317557A1 (en)	1977-02-04	HYDRAULIC TURBO-COUPLER
SE429360B (en)	1983-08-29	HYDRAULIC MOUNTAIN DRILL
IT1039126B (en)	1979-12-10	HYDRAULIC SERVOFREND
FR2304795A1 (en)	1976-10-15	HYDRAULIC MACHINE
ZA763868B (en)	1977-07-27	Hydraulic jacks
BR7600307A (en)	1976-08-31	HYDRAULIC DEVICE
ZA764943B (en)	1977-07-27	Hydraulic mine prop
BR7607679A (en)	1977-10-04	MINING MACHINE
DK272176A (en)	1976-12-20	MINING TORPEDO
AR215447A1 (en)	1979-10-15	HYDRAULIC DISPOSAL
AT338861B (en)	1977-09-26	TUBBING
CS809786A2 (en)	1988-02-15	Hydraulic mine prop
AT358701B (en)	1980-09-25	HYDRAULIC LIQUID
SE7514386L (en)	1976-06-21	HYDRAULIC MANUVER
SE398369B (en)	1977-12-19	ROOF CONSTRUCTION
BE838999A (en)	1976-06-16	HYDRAULIC COUPLING
BE815169A (en)	1974-09-16	LAND MINE
PL198512A1 (en)	1978-12-04	HYDRAULIC MINE STAND
AU499469B2 (en)	1979-04-26	Hydraulic mine prop
BR7508346A (en)	1977-07-19	HYDRAULIC CALENDER
SE393145C (en)	1983-05-09	roof design
ZA754509B (en)	1977-02-23	Hydraulic mine support
ZA76863B (en)	1977-01-26	Hydraulic mine prop