GB934261A - Advancer unit for a mining device - Google Patents

Advancer unit for a mining device

Info

Publication number
GB934261A
GB934261A GB600460A GB600460A GB934261A GB 934261 A GB934261 A GB 934261A GB 600460 A GB600460 A GB 600460A GB 600460 A GB600460 A GB 600460A GB 934261 A GB934261 A GB 934261A
Authority
GB
United Kingdom
Prior art keywords
jack
chamber
bore
beukenberg
feb
Prior art date
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
GB600460A
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.)
HANS BEUKENBERG
HEDWIG BEUKENBERG
KLAUS BEUKENBERG
Original Assignee
HANS BEUKENBERG
HEDWIG BEUKENBERG
KLAUS BEUKENBERG
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 HANS BEUKENBERG, HEDWIG BEUKENBERG, KLAUS BEUKENBERG filed Critical HANS BEUKENBERG
Publication of GB934261A publication Critical patent/GB934261A/en
Expired legal-status Critical Current

Links

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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/12—Guiding the machine along a conveyor for the cut material
    • E21C35/14—Equipment for pressing the conveyor towards the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086—Armoured conveyors shifting devices

Abstract

934,261. Swivel joints. H. BEUKENBERG, H. BEUKENBERG, and K. BEUKENBERG, [trading as MASCHINENFABRIK GLUCKAUF GUNTHER KLERNER]. Feb. 19, 1960 [Feb. 21, 1959], No. 6004/60. Class 99(1). [Also in Group XXX] In a hydraulic jacking unit for moving a conveyer in a mine (see Group XXX), a pair of rotary couplings 31, 32 are interconnected by a pair of laterally spaced lugs 28, 28<SP>1</SP> mounted on a pin 29 and provided with channels for hydraulic fluid passing between the jacks 2, 3. Fluid flows from chamber 14 of jack 2 to chamber 17 of jack 3, Fig. 4, via bore 101, groove 39 in cover lug 38, bore 102, Fig. 3, and duct 34. Fluid flows from chamber 22 of jack 3 to chamber 15 of jack 2 via duct 33, bore 103, groove 39 and bore 104.
GB600460A 1959-02-21 1960-02-19 Advancer unit for a mining device Expired GB934261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM40583A DE1136965B (en) 1959-02-21 1959-02-21 Back device, especially for face conveyors

Publications (1)

Publication Number Publication Date
GB934261A true GB934261A (en) 1963-08-14

Family

ID=7303745

Family Applications (1)

Application Number Title Priority Date Filing Date
GB600460A Expired GB934261A (en) 1959-02-21 1960-02-19 Advancer unit for a mining device

Country Status (4)

Country Link
BE (1) BE587851A (en)
DE (1) DE1136965B (en)
FR (1) FR1248937A (en)
GB (1) GB934261A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1229972B (en) * 1964-10-28 1966-12-08 Gewerk Eisenhuette Westfalia Drag ram for the tensioning of return cylinders

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE814283C (en) * 1951-07-25 1951-09-20 Glueckauf Guenther Klerner Mas Device for the automatic shifting of conveying means
DE1729217U (en) * 1956-06-26 1956-09-06 Wilhelm Koenig ADDITIONAL EQUIPMENT FOR SCREW CONVEYORS.

Also Published As

Publication number Publication date
FR1248937A (en) 1960-12-23
DE1136965B (en) 1962-09-27
BE587851A (en) 1960-08-22

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