GB2012838A - Mineral Cutting Tools - Google Patents
Mineral Cutting ToolsInfo
- Publication number
- GB2012838A GB2012838A GB7901466A GB7901466A GB2012838A GB 2012838 A GB2012838 A GB 2012838A GB 7901466 A GB7901466 A GB 7901466A GB 7901466 A GB7901466 A GB 7901466A GB 2012838 A GB2012838 A GB 2012838A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tool
- spring
- holder
- recess
- cutting tools
- 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.)
- Withdrawn
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 title abstract 2
- 239000011707 mineral Substances 0.000 title abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 229910000639 Spring steel Inorganic materials 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21C35/18—Mining picks; Holders therefor
- E21C35/19—Means for fixing picks or holders
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
A mineral cutting tool for mining, quarrying or civil engineering (e.g. rock-cutting) is provided with a device for retaining the tool in a holder. The device comprises a metal spring having a projection for reception in a recess 10 the tool and a lug 20 for engagement with the tool holder. The metal spring may be of spring steel and of circular or other cross section or formed from a flat strip. The tool may be provided with a recess 12 into which the spring may be deflected as the tool is entered into the holder. The device may comprise spring elements as shown disposed on opposite sides of the tool, the elements being connected by a joining lobe passing over the base of the tool. <IMAGE>
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7901466A GB2012838A (en) | 1977-12-08 | 1979-01-15 | Mineral Cutting Tools |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5106577 | 1977-12-08 | ||
GB7901466A GB2012838A (en) | 1977-12-08 | 1979-01-15 | Mineral Cutting Tools |
Publications (1)
Publication Number | Publication Date |
---|---|
GB2012838A true GB2012838A (en) | 1979-08-01 |
Family
ID=26266790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7901466A Withdrawn GB2012838A (en) | 1977-12-08 | 1979-01-15 | Mineral Cutting Tools |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2012838A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132254A (en) * | 1982-12-21 | 1984-07-04 | Dosco Overseas Eng Ltd | Mineral cutting pick |
WO1997027383A1 (en) * | 1996-01-23 | 1997-07-31 | Jaedke Juergen | Fixing a cutting tool in its holder |
-
1979
- 1979-01-15 GB GB7901466A patent/GB2012838A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132254A (en) * | 1982-12-21 | 1984-07-04 | Dosco Overseas Eng Ltd | Mineral cutting pick |
WO1997027383A1 (en) * | 1996-01-23 | 1997-07-31 | Jaedke Juergen | Fixing a cutting tool in its holder |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |