GB1081225A – Improvements in or relating to suspension arrangements for the props of mine roof supports
– Google Patents
GB1081225A – Improvements in or relating to suspension arrangements for the props of mine roof supports
– Google Patents
Improvements in or relating to suspension arrangements for the props of mine roof supports
Info
Publication number
GB1081225A
GB1081225A
GB32705/64A
GB3270564A
GB1081225A
GB 1081225 A
GB1081225 A
GB 1081225A
GB 32705/64 A
GB32705/64 A
GB 32705/64A
GB 3270564 A
GB3270564 A
GB 3270564A
GB 1081225 A
GB1081225 A
GB 1081225A
Authority
GB
United Kingdom
Prior art keywords
props
mine roof
frame
relating
roof supports
Prior art date
1963-08-23
Legal status (The legal status 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 status listed.)
Expired
Application number
GB32705/64A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoesch Bergbautechnik GmbH
Original Assignee
Hoesch Bergbautechnik GmbH
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.)
1963-08-23
Filing date
1964-08-11
Publication date
1967-08-31
1964-08-11
Application filed by Hoesch Bergbautechnik GmbH
filed
Critical
Hoesch Bergbautechnik GmbH
1967-08-31
Publication of GB1081225A
publication
Critical
patent/GB1081225A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
E—FIXED CONSTRUCTIONS
E21—EARTH DRILLING; MINING
E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
E—FIXED CONSTRUCTIONS
E21—EARTH DRILLING; MINING
E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
E21D23/0418—Positioning devices and stabilizing means for the props
Abstract
1,081,225. Advancing mine roof supports. HOESCH-BERGBAUTECHNIK G.m.b.H. Aug. 11, 1964 [Aug. 23, 1963], No. 32705/64. Heading E1E. An advancing mine roof support comprises two parallel frame units advanced selectively by a device 1 therebetween, each comprising two (or more) props 2- each one being mounted for tilting movement on a foot-plate 3 and arranged parallel to the direction of advance, – each frame being connected to the device 1 by a respective stub axle 4. Each frame includes pre-tensioned leaf springs 5, 6 between the stub axle 4 and the props 2, of adjustabe rigidity. The springs 5, 6 are adjustable in position to vary the distance between the props 2 of each frame.
GB32705/64A
1963-08-23
1964-08-11
Improvements in or relating to suspension arrangements for the props of mine roof supports
Expired
GB1081225A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
DEH50084A
DE1178813B
(en)
1963-08-23
1963-08-23
Elastic suspension for connecting extension frames
Publications (1)
Publication Number
Publication Date
GB1081225A
true
GB1081225A
(en)
1967-08-31
Family
ID=7157256
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB32705/64A
Expired
GB1081225A
(en)
1963-08-23
1964-08-11
Improvements in or relating to suspension arrangements for the props of mine roof supports
Country Status (5)
Country
Link
US
(1)
US3328968A
(en)
BE
(1)
BE650297A
(en)
DE
(1)
DE1178813B
(en)
GB
(1)
GB1081225A
(en)
NL
(1)
NL6409581A
(en)
Families Citing this family (13)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE1252159B
(en)
*
1964-02-04
1967-10-19
Hoesch-Bergbautechnik G.m.b.H., Dortmund
Striding expansion team
BE676290A
(en)
*
1965-03-11
1966-06-16
AT252848B
(en)
*
1965-06-15
1967-03-10
Oesterr Alpine Montan
Extension frame for pits
DE1232909B
(en)
*
1965-07-09
1967-01-26
Hoesch Bergbautechnik G M B H
Gradual longwall mining, especially for steep storage
NL6600679A
(en)
*
1966-01-19
1967-07-20
DE1277788B
(en)
*
1966-05-21
1968-09-19
Gewerk Eisenhuette Westfalia
Hydraulic mobile support frame
DE1259281B
(en)
*
1966-05-21
1968-01-25
Gewerk Eisenhuette Westfalia
Hydraulic mobile support frame
CS166226B2
(en)
*
1967-04-28
1976-02-27
US3576307A
(en)
*
1967-11-24
1971-04-27
Gunter Bell
Hydraulic pit prop mounting in a roof support system
US3651652A
(en)
*
1969-04-03
1972-03-28
Gewerk Eisenhuette Westfalia
Support assemblies for mineral mines
DE1930383B1
(en)
*
1969-06-14
1970-12-17
Hans Ziller Kg
Striding expansion team
GB1557814A
(en)
*
1976-03-13
1979-12-12
Dowty Mining Equipment Ltd
Mine roof support
DE2622887C3
(en)
*
1976-05-21
1981-04-30
Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum
Pivoting a stamp in the horizontal runner of a shield support frame
Family Cites Families (3)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE1792610U
(en)
*
1956-01-27
1959-07-30
Gewerk Eisenhuette Westfalia
PROGRESSIVE EXPANSION FOR MOUNTAIN MALE EXTRACTIONS.
GB858633A
(en)
*
1956-06-18
1961-01-11
Gewerk Eisenhuette Westfalia
Shiftable roof support structure for working faces in mines
DE1160390B
(en)
*
1961-04-28
1964-01-02
Rheinstahl Gmbh Wanheim
Wandering expansion element
1963
1963-08-23
DE
DEH50084A
patent/DE1178813B/en
active
Pending
1964
1964-07-09
BE
BE650297D
patent/BE650297A/xx
unknown
1964-08-11
GB
GB32705/64A
patent/GB1081225A/en
not_active
Expired
1964-08-19
NL
NL6409581A
patent/NL6409581A/xx
unknown
1964-08-21
US
US391149A
patent/US3328968A/en
not_active
Expired – Lifetime
Also Published As
Publication number
Publication date
NL6409581A
(en)
1965-02-24
DE1178813B
(en)
1964-10-01
US3328968A
(en)
1967-07-04
BE650297A
(en)
1964-11-03
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None