PL89339B1 - - Google Patents
Download PDFInfo
- Publication number
- PL89339B1 PL89339B1 PL1973163673A PL16367373A PL89339B1 PL 89339 B1 PL89339 B1 PL 89339B1 PL 1973163673 A PL1973163673 A PL 1973163673A PL 16367373 A PL16367373 A PL 16367373A PL 89339 B1 PL89339 B1 PL 89339B1
- Authority
- PL
- Poland
- Prior art keywords
- knives
- head
- group
- knife
- axis
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 33
- 239000000463 material Substances 0.000 description 8
- 210000001061 forehead Anatomy 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 241000602850 Cinclidae Species 0.000 description 1
- 241000283070 Equus zebra Species 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
- E21D9/104—Cutting tool fixtures
-
- 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
- E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Turning (AREA)
- Crushing And Pulverization Processes (AREA)
- Nonmetal Cutting Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT563572A AT323691B (de) | 1972-06-30 | 1972-06-30 | Schrämeinrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL89339B1 true PL89339B1 (de) | 1976-11-30 |
Family
ID=3577952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1973163673A PL89339B1 (de) | 1972-06-30 | 1973-06-28 |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS545222B2 (de) |
| AR (1) | AR195122A1 (de) |
| AT (1) | AT323691B (de) |
| BE (1) | BE801768A (de) |
| BG (1) | BG30028A3 (de) |
| BR (1) | BR7304851D0 (de) |
| CA (1) | CA1003863A (de) |
| CS (1) | CS186252B2 (de) |
| DD (1) | DD104596A5 (de) |
| DE (1) | DE2332470C3 (de) |
| ES (1) | ES416344A1 (de) |
| FR (1) | FR2191015B1 (de) |
| GB (1) | GB1418944A (de) |
| HU (1) | HU170318B (de) |
| PL (1) | PL89339B1 (de) |
| RO (1) | RO67459A (de) |
| SE (1) | SE404060B (de) |
| ZA (1) | ZA734362B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2451286C3 (de) * | 1974-10-29 | 1983-01-20 | Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum | Schneidwalze für Vortriebsmaschinen |
| DE2746169C2 (de) * | 1977-10-14 | 1984-05-10 | Gesteins- Und Tiefbau Gmbh, 4350 Recklinghausen | Längsschneidkopf für eine Teilschnittvortriebsmaschine, insbesondere für den Streckenvortrieb im Bergbau |
| FR2485294A1 (fr) * | 1980-06-23 | 1981-12-24 | Trt Telecom Radio Electr | Demodulateur de frequence utilisant un circuit a retard variable avec la frequence recue |
| JPS6124450Y2 (de) * | 1981-03-16 | 1986-07-22 | ||
| JPS6388535U (de) * | 1986-11-28 | 1988-06-09 | ||
| GB8905327D0 (en) * | 1989-03-08 | 1989-04-19 | Senger Matt N | Planing machine cutter |
| CA2362280A1 (en) * | 1999-02-25 | 2000-08-31 | Nikolaus Kleuters | Advancing device for boring sections of roadway, tunnels or the like |
| CN113550758A (zh) * | 2021-08-03 | 2021-10-26 | 广州市市政集团有限公司 | 一种导向式微型顶管施工方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1183372A (fr) * | 1957-06-07 | 1959-07-07 | Tête de forage | |
| US3064958A (en) * | 1960-09-27 | 1962-11-20 | Joy Mfg Co | Drilling, core cutting and dislodging head for mining machines |
| GB1074046A (en) * | 1964-07-08 | 1967-06-28 | Gorlovsky Mashinostroiteljny Z | Cutting-loading drum unit for continuous mining and heading machines |
| FR1427180A (fr) * | 1964-12-22 | 1966-02-04 | Lorraine Houilleres | Procédé d'alésage et dispositif permettant sa mise en oeuvre |
| US3389758A (en) * | 1965-10-20 | 1968-06-25 | Buhler Markus | Deep-boring apparatus incorporating an electrical boring unit |
-
1972
- 1972-06-30 AT AT563572A patent/AT323691B/de not_active IP Right Cessation
-
1973
- 1973-06-15 HU HUOE196A patent/HU170318B/hu unknown
- 1973-06-26 ZA ZA734362A patent/ZA734362B/xx unknown
- 1973-06-26 BG BG7323990A patent/BG30028A3/xx unknown
- 1973-06-26 DE DE2332470A patent/DE2332470C3/de not_active Expired
- 1973-06-27 ES ES416344A patent/ES416344A1/es not_active Expired
- 1973-06-28 AR AR248812A patent/AR195122A1/es active
- 1973-06-28 SE SE7309081A patent/SE404060B/xx unknown
- 1973-06-28 DD DD171910A patent/DD104596A5/xx unknown
- 1973-06-28 CS CS7300004681A patent/CS186252B2/cs unknown
- 1973-06-28 PL PL1973163673A patent/PL89339B1/pl unknown
- 1973-06-29 BR BR4851/73A patent/BR7304851D0/pt unknown
- 1973-06-29 CA CA175,333A patent/CA1003863A/en not_active Expired
- 1973-06-29 JP JP7353273A patent/JPS545222B2/ja not_active Expired
- 1973-06-29 FR FR7324021A patent/FR2191015B1/fr not_active Expired
- 1973-06-29 GB GB3105273A patent/GB1418944A/en not_active Expired
- 1973-06-29 BE BE6044207A patent/BE801768A/xx unknown
- 1973-06-30 RO RO7375289A patent/RO67459A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS186252B2 (en) | 1978-11-30 |
| AU5752873A (en) | 1975-01-09 |
| GB1418944A (en) | 1975-12-24 |
| FR2191015B1 (de) | 1977-02-18 |
| ES416344A1 (es) | 1976-02-16 |
| JPS4964201A (de) | 1974-06-21 |
| DE2332470C3 (de) | 1984-05-10 |
| AT323691B (de) | 1975-07-25 |
| BE801768A (fr) | 1973-10-15 |
| JPS545222B2 (de) | 1979-03-14 |
| DE2332470B2 (de) | 1977-03-10 |
| BR7304851D0 (pt) | 1974-08-15 |
| FR2191015A1 (de) | 1974-02-01 |
| SE404060B (sv) | 1978-09-18 |
| CA1003863A (en) | 1977-01-18 |
| RO67459A (ro) | 1980-03-15 |
| HU170318B (de) | 1977-05-28 |
| DE2332470A1 (de) | 1974-03-07 |
| AR195122A1 (es) | 1973-09-10 |
| BG30028A3 (en) | 1981-03-16 |
| ZA734362B (en) | 1974-06-26 |
| DD104596A5 (de) | 1974-03-12 |
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