FR2438739A3 - Porte-trepan et trepan de haveuse - Google Patents
Porte-trepan et trepan de haveuseInfo
- Publication number
- FR2438739A3 FR2438739A3 FR7921493A FR7921493A FR2438739A3 FR 2438739 A3 FR2438739 A3 FR 2438739A3 FR 7921493 A FR7921493 A FR 7921493A FR 7921493 A FR7921493 A FR 7921493A FR 2438739 A3 FR2438739 A3 FR 2438739A3
- Authority
- FR
- France
- Prior art keywords
- tool
- annular groove
- tail
- flexible bar
- bar engaging
- 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
- 239000013013 elastic material Substances 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
PORTE-TREPAN ET TREPAN DE HAVEUSE. LE TREPAN5 EST RETENU AXIALEMENT DANS LE PORTE-TREPAN1 PAR AU MOINS UN BARREAU FLEXIBLE17 ENCASTRE DANS UN ALESAGE DU PORTE-TREPAN ET ENGAGE TANGENTIELLEMENT, PAR EFFET DE RESSORT, DANS UNE GORGE ANNULAIRE13 DE LA QUEUE DU TREPAN5. LA FLEXIBILITE DU BARREAU17 PEUT ETRE ACCRUE PAR INTERPOSITION D'UN MANCHON EN CAOUTCHOUC18 INTERPOSE ENTRE CE BARREAU ET LEDIT ALESAGE. APPLICATION A LA FIXATION D'OUTILS DE TAILLE POUR EXPLOITATIONS MINIERES.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19787825204 DE7825204U1 (de) | 1978-08-24 | 1978-08-24 | Meisselhalter fuer ein schraemwerkzeug |
DE19787830854 DE7830854U1 (de) | 1978-10-17 | 1978-10-17 | Meisselhalter und darin gehaltener schraemmeissel |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2438739A3 true FR2438739A3 (fr) | 1980-05-09 |
FR2438739B3 FR2438739B3 (fr) | 1980-11-14 |
Family
ID=25948252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7921493A Granted FR2438739A3 (fr) | 1978-08-24 | 1979-08-23 | Porte-trepan et trepan de haveuse |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2438739A3 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0201073A2 (fr) * | 1985-05-10 | 1986-11-12 | Hans Krummenauer GmbH & Co. KG | Porte-pic pour un outil de coupe |
FR2615562A1 (fr) * | 1987-05-20 | 1988-11-25 | Seraphin Leon | Dispositif de fixation rapide et sure d'un outil sur un porte-outil et methode de fixation correspondante |
WO1996031682A1 (fr) * | 1995-04-06 | 1996-10-10 | Kennametal South Africa (Proprietary) Limited | Extraction d'un porte-pic |
US6059373A (en) * | 1995-04-06 | 2000-05-09 | Kennametal Inc. | Pick holder extraction |
-
1979
- 1979-08-23 FR FR7921493A patent/FR2438739A3/fr active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0201073A2 (fr) * | 1985-05-10 | 1986-11-12 | Hans Krummenauer GmbH & Co. KG | Porte-pic pour un outil de coupe |
EP0201073A3 (en) * | 1985-05-10 | 1987-02-04 | Hans Krummenauer Gmbh & Co. Kg | Pick holder for a cutting tool |
FR2615562A1 (fr) * | 1987-05-20 | 1988-11-25 | Seraphin Leon | Dispositif de fixation rapide et sure d'un outil sur un porte-outil et methode de fixation correspondante |
WO1996031682A1 (fr) * | 1995-04-06 | 1996-10-10 | Kennametal South Africa (Proprietary) Limited | Extraction d'un porte-pic |
US6059373A (en) * | 1995-04-06 | 2000-05-09 | Kennametal Inc. | Pick holder extraction |
Also Published As
Publication number | Publication date |
---|---|
FR2438739B3 (fr) | 1980-11-14 |
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