EP0473908A3 - Drill and/or impact hammer - Google Patents
Drill and/or impact hammer Download PDFInfo
- Publication number
- EP0473908A3 EP0473908A3 EP19910111631 EP91111631A EP0473908A3 EP 0473908 A3 EP0473908 A3 EP 0473908A3 EP 19910111631 EP19910111631 EP 19910111631 EP 91111631 A EP91111631 A EP 91111631A EP 0473908 A3 EP0473908 A3 EP 0473908A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- drill
- impact hammer
- hammer
- impact
- 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
-
- 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
- B25D17/26—Lubricating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4026946A DE4026946A1 (en) | 1990-08-25 | 1990-08-25 | DRILL AND / OR SLOPE |
DE4026946 | 1990-08-25 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0473908A2 EP0473908A2 (en) | 1992-03-11 |
EP0473908A3 true EP0473908A3 (en) | 1992-05-20 |
EP0473908B1 EP0473908B1 (en) | 1995-03-22 |
Family
ID=6412936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91111631A Expired - Lifetime EP0473908B1 (en) | 1990-08-25 | 1991-07-12 | Drill and/or impact hammer |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0473908B1 (en) |
DE (2) | DE4026946A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6000140A (en) * | 1997-12-01 | 1999-12-14 | Black & Decker Inc. | Power tool with lubricating system |
DE10003772A1 (en) * | 2000-01-28 | 2001-08-09 | Bosch Gmbh Robert | Device for sealing a room |
DE10045618A1 (en) * | 2000-09-15 | 2002-04-04 | Bosch Gmbh Robert | Machine tool with a room with lubricant and a pressure compensation device of the room |
DE10045620A1 (en) * | 2000-09-15 | 2002-04-04 | Bosch Gmbh Robert | Machine tool with a room with lubricant and a pressure compensation device of the room |
CN101520091A (en) * | 2008-02-28 | 2009-09-02 | 昆山密友实业有限公司 | Hydrodynamic pressure type sealing machine of kettle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1915934A1 (en) * | 1969-03-28 | 1970-10-08 | Dornier System Gmbh | Device for sealing shafts |
US3937477A (en) * | 1973-12-26 | 1976-02-10 | Borg-Warner Corporation | Mechanical seal system |
EP0049719A1 (en) * | 1980-10-09 | 1982-04-21 | John Crane-Houdaille, Inc. | Low energy tandem seal |
DE3235544A1 (en) * | 1982-09-25 | 1984-03-29 | Robert Bosch Gmbh, 7000 Stuttgart | Drill hammer |
-
1990
- 1990-08-25 DE DE4026946A patent/DE4026946A1/en not_active Withdrawn
-
1991
- 1991-07-12 DE DE59104985T patent/DE59104985D1/en not_active Expired - Lifetime
- 1991-07-12 EP EP91111631A patent/EP0473908B1/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1915934A1 (en) * | 1969-03-28 | 1970-10-08 | Dornier System Gmbh | Device for sealing shafts |
US3937477A (en) * | 1973-12-26 | 1976-02-10 | Borg-Warner Corporation | Mechanical seal system |
EP0049719A1 (en) * | 1980-10-09 | 1982-04-21 | John Crane-Houdaille, Inc. | Low energy tandem seal |
DE3235544A1 (en) * | 1982-09-25 | 1984-03-29 | Robert Bosch Gmbh, 7000 Stuttgart | Drill hammer |
Also Published As
Publication number | Publication date |
---|---|
EP0473908A2 (en) | 1992-03-11 |
DE59104985D1 (en) | 1995-04-27 |
DE4026946A1 (en) | 1992-02-27 |
EP0473908B1 (en) | 1995-03-22 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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