FR2454876A1 - Outil a percussion - Google Patents
Outil a percussionInfo
- Publication number
- FR2454876A1 FR2454876A1 FR7910743A FR7910743A FR2454876A1 FR 2454876 A1 FR2454876 A1 FR 2454876A1 FR 7910743 A FR7910743 A FR 7910743A FR 7910743 A FR7910743 A FR 7910743A FR 2454876 A1 FR2454876 A1 FR 2454876A1
- Authority
- FR
- France
- Prior art keywords
- piston
- supported
- shock absorber
- impact drill
- cross bar
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/24—Damping the reaction force
- B25D17/245—Damping the reaction force using a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
L'INVENTION CONCERNE UN OUTIL A PERCUSSION. L'OUTIL EST POURVU D'UN PISTON MOBILE 1 ANIME HYDRAULIQUEMENT D'UN MOUVEMENT ALTERNATIF QUI FRAPPE CONTRE UN TREPAN 2 MONTE A L'EXTREMITE DE L'OUTIL, LE DEPLACEMENT DE CE TREPAN ETANT LIMITE AU MOYEN D'UNE BROCHE TRANSVERSALE DE VERROUILLAGE 3 MAINTENUE PAR LE BOITIER DUDIT OUTIL A PERCUSSION. LA BROCHE DE VERROUILLAGE 3 EST SUPPORTEE A SES EXTREMITES DANS LE SENS DE LA FRAPPE PAR DES AMORTISSEURS HYDRAULIQUES 4. APPLICATIONS: FABRICATION D'OUTILS A PERCUSSION.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7910743A FR2454876A1 (fr) | 1979-04-27 | 1979-04-27 | Outil a percussion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7910743A FR2454876A1 (fr) | 1979-04-27 | 1979-04-27 | Outil a percussion |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2454876A1 true FR2454876A1 (fr) | 1980-11-21 |
FR2454876B3 FR2454876B3 (fr) | 1982-01-22 |
Family
ID=9224833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7910743A Granted FR2454876A1 (fr) | 1979-04-27 | 1979-04-27 | Outil a percussion |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2454876A1 (fr) |
-
1979
- 1979-04-27 FR FR7910743A patent/FR2454876A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2454876B3 (fr) | 1982-01-22 |
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