AU7291081A - Material fracturing apparatus - Google Patents
Material fracturing apparatusInfo
- Publication number
- AU7291081A AU7291081A AU72910/81A AU7291081A AU7291081A AU 7291081 A AU7291081 A AU 7291081A AU 72910/81 A AU72910/81 A AU 72910/81A AU 7291081 A AU7291081 A AU 7291081A AU 7291081 A AU7291081 A AU 7291081A
- Authority
- AU
- Australia
- Prior art keywords
- seal
- shank
- housing
- impact
- impact apparatus
- 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.)
- Abandoned
Links
- 239000000463 material Substances 0.000 title description 25
- 238000007789 sealing Methods 0.000 claims description 45
- 230000000452 restraining effect Effects 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- KKEBXNMGHUCPEZ-UHFFFAOYSA-N 4-phenyl-1-(2-sulfanylethyl)imidazolidin-2-one Chemical compound N1C(=O)N(CCS)CC1C1=CC=CC=C1 KKEBXNMGHUCPEZ-UHFFFAOYSA-N 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000003116 impacting effect Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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
- E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/32—Rippers
- E02F5/323—Percussion-type rippers
-
- 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
- E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
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)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Sealing Devices (AREA)
- Percussive Tools And Related Accessories (AREA)
- Confectionery (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1981/000117 WO1982002468A1 (en) | 1981-01-26 | 1981-01-26 | Material fracturing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU7291081A true AU7291081A (en) | 1982-08-16 |
Family
ID=22161066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU72910/81A Abandoned AU7291081A (en) | 1981-01-26 | 1981-01-26 | Material fracturing apparatus |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0057791A1 (enrdf_load_html_response) |
| JP (1) | JPS57502209A (enrdf_load_html_response) |
| AU (1) | AU7291081A (enrdf_load_html_response) |
| CA (1) | CA1140167A (enrdf_load_html_response) |
| WO (1) | WO1982002468A1 (enrdf_load_html_response) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1493768A (en) * | 1920-08-28 | 1924-05-13 | Rice Portable Rock Drill Corp | Dustguard for percussion machines |
| US2305265A (en) * | 1942-05-01 | 1942-12-15 | Letourneau Inc | Sealing boot assembly |
| US2748750A (en) * | 1953-01-13 | 1956-06-05 | Armour Res Found | Vibrationless pneumatic impact tool |
| US3381987A (en) * | 1965-06-04 | 1968-05-07 | Ford Motor Co | Double wall seal for articulated joints |
| US3611816A (en) * | 1969-06-02 | 1971-10-12 | Continental Gummi Werke Ag | Sleeve for sealing coaxially arranged parts |
| US3770322A (en) * | 1971-04-12 | 1973-11-06 | Caterpillar Tractor Co | Apparatus for fracture of material in situ with stored inertial energy |
| US3788628A (en) * | 1972-11-10 | 1974-01-29 | Wright Barry Corp | Pneumatic isolator |
| US3868145A (en) * | 1973-08-23 | 1975-02-25 | Caterpillar Tractor Co | Eccentric ring impacting mechanism for in-situ rock breakers |
| JPS5046845U (enrdf_load_html_response) * | 1973-08-31 | 1975-05-10 | ||
| WO1980001188A1 (en) * | 1978-12-11 | 1980-06-12 | R Livesay | Mechanically actuated impact mechanism |
-
1981
- 1981-01-26 JP JP50201681A patent/JPS57502209A/ja active Pending
- 1981-01-26 AU AU72910/81A patent/AU7291081A/en not_active Abandoned
- 1981-01-26 WO PCT/US1981/000117 patent/WO1982002468A1/en unknown
- 1981-10-15 CA CA000387968A patent/CA1140167A/en not_active Expired
- 1981-12-09 EP EP19810305806 patent/EP0057791A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1982002468A1 (en) | 1982-08-05 |
| EP0057791A1 (en) | 1982-08-18 |
| CA1140167A (en) | 1983-01-25 |
| JPS57502209A (enrdf_load_html_response) | 1982-12-16 |
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