CN101089364A - Carriage for use in mining plane or coal plane for underground mining industry - Google Patents
Carriage for use in mining plane or coal plane for underground mining industry Download PDFInfo
- Publication number
- CN101089364A CN101089364A CNA2007101104008A CN200710110400A CN101089364A CN 101089364 A CN101089364 A CN 101089364A CN A2007101104008 A CNA2007101104008 A CN A2007101104008A CN 200710110400 A CN200710110400 A CN 200710110400A CN 101089364 A CN101089364 A CN 101089364A
- Authority
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- China
- Prior art keywords
- planer
- traction slide
- buffer
- stop surface
- slide
- 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.)
- Granted
Links
- 238000005065 mining Methods 0.000 title claims abstract description 10
- 239000003245 coal Substances 0.000 title claims description 5
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims abstract description 4
- 239000000872 buffer Substances 0.000 claims description 40
- 239000007853 buffer solution Substances 0.000 claims description 9
- 238000007373 indentation Methods 0.000 claims description 6
- 210000003746 feather Anatomy 0.000 claims description 5
- 230000003373 anti-fouling effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 208000034189 Sclerosis Diseases 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
- E21C27/34—Machine propelled along the working face by cable or chain
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Vibration Prevention Devices (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
- Vibration Dampers (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The present invention relates to a dragging sliding seat (20) used for the downhill mining planer, which includes a dragging sliding seat body (21) which can be inserted into a dent on the planer main body, the dragging sliding seat body is provided with a front part (24) and each end of the orientating moving direction of the front part comprises a stop catch face (23) which is used to corporately function with the relative stop catch surface on the dent part of the planer body. To improve the running performance and mutual effect of the dragging sliding seat (20) and the planer body, the front part (24) of the dragging sliding seat (20) is combined with a buffering mechanism (30) which corporately functions with each opposed stop catch surface that is preferably composed of the changeable saddle plates on the mining planer at two moving directions, and the invention also relates to the mining planer.
Description
Technical field
The present invention relates to a kind of traction slide that is used for the exploiting planer (Gewinnungshobel) of down-hole, comprise that one can embed the traction slide seat body in the recess on the planer body, this traction slide seat body has one and has a front portion in order to the connector of fixing planer chain in the front of this direction recess in the back of a direction recess, each end of the sensing moving direction of this front portion constitute stop surface in order to the recess of planer body in the effect of matching of relative stop surface.The invention still further relates to a kind of exploiting planer that is used for down-hole mining, comprise a planer body, this planer body is that two moving directions of planer are equipped with planing tool and are provided with a recess in order to hold a traction slide that can be connected on the planer chain in its lower section, this recess by point to moving direction, with the traction slide on the relative stop surface qualification of the stop surface effect of matching.
Background technology
The known a kind of similar exploiting planer of DE 43 00 534 A1 and a kind of similar traction slide by the applicant.In similar traction slide on the stop surface with protuberance and indentation the groove corresponding and effect of matching are set on relative stop surface when little surface pressing, can drive exploiting planer so that improve a runnability and the while of the traction slide that only plays the propulsion element effect.Because the traction slide is arranged in recess than loose ground, what traction slide and planer body can be aimed at the process of planer guiding and this mode independently of one another has proved suitable from the planer chain to the power transmission of exploiting planer the mining engineering of down-hole.
Summary of the invention
The objective of the invention is, a kind of traction slide and a kind of exploiting planer are provided, the runnability that wherein reaches the improvement of traction slide and exploiting planer acts on and improves simultaneously the life-span of exploiting planer and traction slide with matching.
This purpose reaches according to the present invention like this for the traction slide, promptly in the front portion of traction slide in conjunction with the buffer of a machinery, this buffer is in two moving directions buffering ground and the affiliated relative stop surface effect of matching on exploiting planer.Direct contact does not take place between the relative stop surface in stop surface when therefore especially beginning at least after the moving direction conversion of exploiting planer in traction slide of the present invention on the traction slide and the recess, and a buffer is set, thereby its when beginning at least but preferred in the process that whole planer moves permanent buffering ground working between the contact zone of traction slide and planer body and avoiding drawing the stop surface of slide or each stop surface of traction slide is crossed on the relative stop surface of the planer body under bumping against suddenly.
In preferred form of implementation, buffer has the buffer body that a restoring force that can overcome a buffer system at least under original state moves.Because buffer body exceeds each stop surface at least under original state, this buffer body is at least always forming the contact surface that begins between the relative stop surface at traction slide and planer body after the moving direction conversion.Since buffer body be simultaneously movably and from but sinking support draws the bump of slide on the relative stop surface on the affiliated planer body so it can reduce with cushioning.In preferred form of implementation, design cushion system is become make buffer body and its load irrespectively exceed each stop surface all the time, thereby buffer system keeps working in the process that whole planer moves.
Buffer system preferably comprises a dishful of at least spring group for each moving direction.Particularly advantageously be, buffer body is made of a bar, and its length is greater than each stop surface spacing each other, and has the fixed stop that at least one is used for a dishful of spring group.Each supporting-point of bar utilizes a unique continuous bar to reach, supports this bar preferably, because can be positioned at bigger each other spacing place for high power along the moving direction effect.Utilize the fixed stop of preferred combination in bar to reach simultaneously, the dish spring group that constitutes buffer system can obtain an enough big bearing surface on bar, the rod end surface of bar can preferably be equipped with unworn liner or constitute harden etc.Also advantageously, each moving direction is provided with a plurality of, preferred three to five dish spring groups.Each dish spring group can comprise four to six the dish springs with suitable spring constant in this case, thereby the plussage that exceeds each stop surface according to rod end surface, injected fully and before thereby buffer temporarily loses its cushioning effect at bar, each moving direction for example can spring buffer reaches the power of 500hN.
Meet the destination, buffer comprises a removable member that can embed as a whole in the front portion, this member preferably have for this reason a bar, one by bar pass in order to housing that holds dish spring group and the ring that is connected in housing that passes by each rod end.By each ring and the combination of housing so a buffer that constitutes element of construction can be provided, hold each dish spring group therein and prevent ectocine.Advantageously, each encircles within it that the hole is provided with the holding tank that at least one is used for rod seal and/or is used for antifouling ring, so that stop coal dust or water to enter in the spatial accommodation or dish spring of dish spring group.
According to favourable form of implementation, the front portion can have two via the rigidly connected fixed block of traction slide, and they constitute traction slide each stop surface on recess with its outside of pointing to moving direction, and are configured for the supporting-point of buffer with its inner face.In each stop surface, known as itself by prior art, can preferably constitute an indentation groove, be used for one, so that perpendicular to moving direction guiding and the stable traction slide that embeds in the recess by the feather key of a lath protuberance on the exploiting planer that recess constitutes.Particularly advantageously be, the buffer that particularly constitutes member can be fixed on each fixed block replaceably by means of dismountable closing cap, and buffer can be replaced with new buffer by light mode when excessive wear in case of necessity thus.
Above-mentioned purpose reaches in an exploiting planer like this, and promptly each relative stop surface preferably includes removable backing plate, is used for the buffer effect of matching of machinery that is incorporated into the traction slide with.In exploiting planer of the present invention, each relative stop surface comprises backing plate or is made of backing plate, and backing plate is selected about material and form of structure can be designed to be particularly conducive to and to draw buffer and each stop surface interaction in case of necessity in the slide.If because the wearing and tearing that the less contact surface between buffer and each backing plate produces backing plate, it is just enough then to replace backing plate.Particularly advantageously for this reason be, each backing plate is made of block, and described block can and can be fixed on the planer body on the wall part of filling side from the front installation or removal of the coal face side of exploiting planer.Also advantageously, the end face of each wall part exceeds the end face of backing plate and constitutes feather key in contrast to moving direction under confined state, and it can embed in the indentation groove on the corresponding corresponding guiding slide that constitutes.
Description of drawings
By following other advantages and the form of implementation that a description of simplifying embodiment shown in the drawings is drawn a traction slide of the present invention and an exploiting planer for this reason.Wherein:
The phantom drawing of the front of Fig. 1 one exploiting planer of the present invention comprises traction slide of pulling down and the backing plate of pulling down in a side;
The phantom drawing of Fig. 2 one traction slide of the present invention, partly disassemble;
The lateral view of the traction slide of Fig. 3 Fig. 2;
Fig. 4 is along the sectional view of Fig. 3 center line IV-IV intercepting;
The phantom drawing of the buffer body of Fig. 5 advantageous applications is partly taken apart.
The specific embodiment
Fig. 1 illustrates an exploiting planer or a coal plough 1 that is used for the down-hole mining, it has the planer body 2 of a preferred single-piece by known mode own, this planer body utilization when produce using the guide grab 3 above the filling side and below guide hook 4 on another unshowned planer guiding device, lead, the latter is installed on the same unshowned work plane conveyer that returns.Exploiting planer 1, it utilizes a unshowned planer chain to be parallel to the planer guiding device along two possible moving directions and draws, having is the planing tool 5 of two moving directions, they shown in the embodiment of exploiting planer 1 in be arranged on replaceably on each knife rest 7 that can swing and connect via a pushing ram 6.The upper strata knife rest 8 of one adjustment height is installed between two knife rests 7 at the center, and it comprises that each one group of planing tool 9 is used for each moving direction.Below the upper strata knife rest 8 between the knife rest 7 of center in all right one way or the other swing planer body 2 be provided with a recess 10 that opens wide downwards, embed a traction slide 20 therein as the drive device that affacts on the planer body 2 with promoting, thereby so that make planer body 2 and whole exploiting planer 1 always be parallel to the motion of planer guiding device and on work plane, utilize planing tool 5,9 digging coals or other the mineral that advance along moving direction to one of two moving directions.The chain clamping plate 22 that removable traction slide 20 has each hook-type at the back side of traction slide seat body 21 for this reason can hang the end chain link of the affiliated chain thigh of planer chain therein as connector.Usually transmit the tractive force of planer chain to the side of recess 10 in the mode that promotes by means of the side regions 23 of each front portion 24 of projection on the height of recess 10 of traction slide 20 with the traction slide in the recess 10 of small movement clearance embedding planer body 2.Therefore each side of recess 10 constitutes each relative stop surface 11, enters each stop surface 23 of the traction slide 20 that contacts with planer body 2 under being used for.
Be different from prior art, stop surface 11 in exploiting planer 1 of the present invention on each planer body 2 can't help to the full extent single-piece planer body 2 itself and constitute by backing plate 12, each backing plate is tightened in replaceably by means of each hold-down screw 13 on the wall part 14 of a back of planer body 2.Can finely find out that as Fig. 1 each backing plate 12 constitutes block here, its front from the coal face side of exploiting planer 1 tightens on the shank of screw 13 that passes wall part 14 and then can be fixedly mounted on the wall part 14 by means of hold-down nut 15.Wall part 14 protrudes from some centimetres of the end faces of the qualification recess 10 of backing plate 12 in this case, comprises that one exceeds the wallboard bar 14 that this highly has a section of constant cross section basically.The outstanding zone of wallboard bar 14 constitutes a feather key 16 under the assembled state of traction slide 20 and planer body 2, in the indentation groove 25 of the stop surface 23 of the traction slide 20 under it embeds respectively, so that perpendicular to moving direction guiding and stable traction slide 20.
The structure of traction slide 20 at first is described with reference to Fig. 2 to 5 now.It is evident that by Fig. 2 and 3, basically the front portion 24 of the traction slide 20 of single-piece apparently higher than the traction slide 21 the back side on hook-type clamping plate 22, wherein between hook-type clamping plate 22 and anterior 24, constitute a direction recess 46 that has near rectangular profile, the guide beam of embedding one on the planer guiding device under running status guides traction slide 20 so that be independent of the planer body of exploiting planer on the planer guiding device therein.The front portion 24 of the traction slide 20 of Gou Chenging comprises the holder 26 of two sides that are spaced apart from each other more forcefully, and they interconnect and constitute with its outside of pointing to moving direction respectively each stop surface 23 of traction slide 20 rigidly by means of the bottom surface portions of traction slide seat body 21.Each stop surface 23 is provided with the vertically extending indentation groove 25 of constant cross section, under assembled state, be embedded in therein constitute on the planer body and along moving direction protrude from backing plate the guiding lath (16, Fig. 1).
According to the present invention, traction slide 20 is provided with a buffer 30, borrows it to collide each other when the moving direction conversion and in the impact type of the contact surface between inhibition traction slide and the exploiting planer under the similar running status especially.Buffer 30 comprises that a strong bar 31 is as buffer body in an illustrated embodiment, its total length is greater than away from each other the spacing of each stop surface 23 on traction slide 20, and each rod end 40 of bar 31 exceeds the size Δ x that is scheduled to of 23 some millimeters of sides that constitute stop surface in both sides whereby.The bar 31 of continuous single-piece is mounted to preferably to make produces this size Δ x as in both ends of the surface of drawing slide 20 or the plussage on the stop surface 23.Bar 31 has the step 32 of the diameter of an increasing bar 31 at the center, be right after baffle ring 33 thereon in both sides, and each baffle ring is respectively the fixed stop that one of two moving directions formation one is used for a plurality of dish spring groups 34, and dish spring group alternately is arranged on the bar 31.For each moving direction is provided with four dish spring groups 34, wherein each dish spring group 34 comprises that again five dish springs and whole dish springs have identical spring constant in an illustrated embodiment.The mid portion of bar 31 is contained in the cylindrical housings 36 with step 32, each baffle ring 33 and each dish spring group 34 and prevents to be subjected to ectocine, on housing in both sides fixed sealing closed loop 37.Each closed-loop 37 hole within it is provided with a plurality of holding tanks, wherein can embed a shaft seal in first holding tank 38 and can embed an antifouling ring respectively in second holding tank 39, enters in the housing 36 inner dish springs that are provided with so that prevent dirt fully.Two closed-loops 37 are configured for the director element of each rod end 40 of bar 31 simultaneously, and wherein each rod end 40 inserts in the recess 27 of port shape of holders 26 and only protrudes from holder 26 in both sides with its end face 35 and plussage Δ x.
The buffer 30 that is provided with a flexibly mounted bar 31 constitutes an element of construction, and it can be installed in the less set-up time on the traction slide 20 or from the traction slide and dismantle and can replace with another buffer 30 as element of construction.For installation or removal, be each holder 26 configurations one closing cap 28, its end face 29 moves and can be tightened on the corresponding holder 26 by means of each set bolt 48 behind the stop surface 23 of moving direction with respect to holder 26.Mating face between holder 26 and the closing cap 28 divide equally the cylindrical guide of rod end 40 of bar 31 and guide cover 28 within it face 41 have half cylindrical trench 42, its groove 27 on fixed block 26 constitutes the cylindrical guide of the rod end 40 of bar 31.Two fixed blocks 26 constitute the bearing of buffer 30 simultaneously along moving direction because respectively encircle 37 basically shape be arranged in each cup-like trough 43 sealedly, cup-like trough only to closing cap 28 be over there open wide and can insert buffer at 28 o'clock removing to cover.
According to the spring constant of the dish spring of groups of springs 34 and the selection of quantity, buffer 30 can for example just play cushioning effect immediately behind direction transformation, that is up to since the dish spring of the power groups of springs 34 that produces allows bar 31 to move in contrast to moving direction and the storage of restoring force by being used for bar 31 travelling backwards till a displacement enters initial position, exhaust plussage Δ x this moment, thereby so the end face 35 of bar 31 flushes with stop surface 23 and the end face 23 of affiliated holder 26 directly is adjacent to the end face of affiliated backing plate as stop surface.But the size of the restoring force of buffer system also can be definite like this, a plussage that promptly keeps end face 35 basically on the rod end 40 at two guide pegs 31 under the running status that all occurs reduces basically the only power transmission of the contact zone between rod end 35 and backing plate 12 whereby in the moving process of exploiting planer.
Can draw numerous modification by above description for the technician, they should be included in the protection domain of all claims.The number of the dish spring that the number of groups of springs, each groups of springs are used can mate or changes according to the weight of planer with according to the condition of geology.A buffer system that realizes by means of spring force replaces a bar also can use other buffer, comprises the buffer of hydraulic pressure, though will be preferred for the application in the mining engineering of down-hole.Replace a continuous bar also can use two bars, set up restoring force and buffer system in their each one of them holders of for example directly packing into and by means of a plurality of dish springs that in a housing, are provided with along two moving direction effects.
Claims (15)
1. the traction slide that is used for the exploiting planer of down-hole, comprise a traction slide seat body that can be embedded in the recess on the planer body, this traction slide seat body has one and has a front portion in order to the connector of fixing planer chain and in the front of this direction recess in the back of a direction recess, each end of the sensing moving direction of this front portion constitutes stop surface, in order to the recess of planer body in the effect of matching of relative stop surface; It is characterized in that in conjunction with a buffer (30), this buffer is in two moving directions buffering ground and the affiliated relative stop surface effect of matching in the front portion (24) of traction slide (10).
2. according to the described traction slide of claim 1, it is characterized in that buffer (30) has one and exceed the buffer body (31) that restoring force each stop surface (23), that can overcome a buffer system (34) moves at least under original state.
3. according to the described traction slide of claim 2, it is characterized in that buffer system has at least one dish spring group (34) for each moving direction.
4. according to claim 2 or 3 described traction slides, it is characterized in that buffer body is made of a bar (31), its length greater than each stop surface (23) each other spacing and have the fixed stop (32) that at least one is used for a dishful of spring group (34).
5. according to the described traction slide of claim 4, it is characterized in that, the rod end surface outfit unworn liner of bar or sclerosis.
6. according to one of claim 3 to 5 described traction slide, it is characterized in that, a plurality of, preferred three to five dish spring groups (34) are set for each moving direction.
7. according to one of claim 1 to 6 described traction slide, it is characterized in that, buffer (30) comprises that one can embed the member in the front portion (24) replaceably, this member preferably have a bar (31), one by bar pass in order to the housing (36) that holds dish spring group (34) and each closed-loop (37) that is connected in housing (36) of passing by each rod end (40).
8. according to the described traction slide of claim 7, it is characterized in that each ring (37) is provided with the holding tank (38,39) that at least one is used for rod seal and/or is used for an antifouling ring in the hole within it.
9. according to one of claim 1 to 8 described traction slide, it is characterized in that anterior (24) have two via the traction rigidly connected fixed block of slide seat body (21) (26), two fixed blocks constitute each stop surface (23) with the surface that it points to moving direction.
10. according to one of claim 1 to 9 described traction slide, it is characterized in that, in each stop surface (23), constitute an indentation groove (25), be used for the feather key on exploiting planer.
11., it is characterized in that buffer (30) can be fixed on each fixed block (26) by means of dismountable closing cap (28) according to claim 9 or 10 described traction slides.
12. be used for the exploiting planer of down-hole mining, comprise a planer body (2), this planer body is that two moving directions of planer are equipped with planing tool (5,9) and are provided with a recess (10) in order to hold a traction slide that can be connected on the planer chain in its lower section, this recess by point to moving direction, with the traction slide on each stop surface each relative stop surface (11) that acts on that matches limit; It is characterized in that each relative stop surface (11) preferably includes removable backing plate (12), in order to interact with the buffer (30) that is incorporated in the traction slide (20).
13., it is characterized in that each backing plate is made of block (12) according to the described exploiting planer of claim 12, described block can install and can be fixed on from the front of the coal face side of exploiting planer on the planer body (2) on each wall part (14) of filling side.
14., it is characterized in that the end face of each wall part (14) exceeds the end face of each backing plate (12) and is configured for drawing the feather key (16) of slide in contrast to moving direction according to the described exploiting planer of claim 13 under assembled state.
15., it is characterized in that draw slide (20) and embed in the recess (10), this traction slide is by one of claim 1 to 11 formation according to one of claim 12 to 14 described exploiting planer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006027955.7A DE102006027955B4 (en) | 2006-06-14 | 2006-06-14 | Traction sled for extraction planer and extraction planer hereby |
| DE102006027955.7 | 2006-06-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101089364A true CN101089364A (en) | 2007-12-19 |
| CN101089364B CN101089364B (en) | 2011-08-03 |
Family
ID=38690302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101104008A Active CN101089364B (en) | 2006-06-14 | 2007-06-13 | Carriage for use in mining plane or coal plane for underground mining industry |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN101089364B (en) |
| DE (1) | DE102006027955B4 (en) |
| PL (1) | PL211947B1 (en) |
| RU (1) | RU2433264C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874146B (en) * | 2007-11-06 | 2013-02-13 | 布西鲁斯欧洲有限公司 | Carriage for a recovery plough |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007053206A1 (en) | 2006-06-14 | 2009-05-07 | Bucyrus Dbt Europe Gmbh | Traction sledge for an underground extraction slicer/plough has a body inserted into a recess in the body of an underground extraction slicer/plough, a front part on the back of a guiding notch and a damping/attenuating device |
| DE202012104441U1 (en) | 2012-11-16 | 2014-02-17 | Caterpillar Global Mining Europe Gmbh | Extraction plant for mineral extraction, mining machine and Zugschlitten this |
| EP2799662B1 (en) * | 2013-04-30 | 2018-07-25 | Caterpillar Global Mining Europe GmbH | Mining plow with pushrod |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1182615B (en) * | 1961-01-14 | 1964-12-03 | Gewerk Eisenhuette Westfalia | Activated coal plane |
| DE2709392C2 (en) * | 1977-03-04 | 1985-09-12 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Coal plane |
| DE3517063C1 (en) * | 1985-05-11 | 1986-09-04 | Klöckner-Becorit GmbH, 4620 Castrop-Rauxel | Coal planer |
| DE4300534C2 (en) * | 1993-01-12 | 2001-10-04 | Dbt Gmbh | Extraction planer for underground extraction |
-
2006
- 2006-06-14 DE DE102006027955.7A patent/DE102006027955B4/en active Active
-
2007
- 2007-06-11 PL PL382634A patent/PL211947B1/en unknown
- 2007-06-13 RU RU2007121953/03A patent/RU2433264C2/en active
- 2007-06-13 CN CN2007101104008A patent/CN101089364B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874146B (en) * | 2007-11-06 | 2013-02-13 | 布西鲁斯欧洲有限公司 | Carriage for a recovery plough |
Also Published As
| Publication number | Publication date |
|---|---|
| PL382634A1 (en) | 2007-12-24 |
| CN101089364B (en) | 2011-08-03 |
| DE102006027955A1 (en) | 2007-12-20 |
| RU2007121953A (en) | 2008-12-20 |
| DE102006027955B4 (en) | 2016-06-02 |
| RU2433264C2 (en) | 2011-11-10 |
| PL211947B1 (en) | 2012-07-31 |
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